{ "title": "学年早見表（生年月日と学年の対応。年度ごと）", "license": "CC0-1.0", "license_url": "https://creativecommons.org/publicdomain/zero/1.0/deed.ja", "publisher": "yorozu-craft（Youhei Oonuki）", "homepage": "https://yorozu-craft.com/gengo/gakunen/", "data_url": "https://yorozu-craft.com/gengo/data/gakunen.json", "repository": "https://github.com/YouheiOonuki/gengo", "generated_from": "calc.js の gradeTable（画面と同じ関数）と constants.js の法令（tools/build-data.mjs で書き出し）", "checked": "2026-09-25", "generated": "2026-10-03", "source": [ "https://laws.e-gov.go.jp/law/322AC0000000026", "https://laws.e-gov.go.jp/law/322M40000080011", "https://laws.e-gov.go.jp/law/349M50000080028" ], "rule": "小学 1 年は、その年度の初め（4 月 1 日）までに満 6 歳になった人（前年の 4 月 2 日〜その年の 4 月 1 日生まれ）。4 月 1 日生まれは前日の 3 月 31 日の終わりに年をとる（年齢計算ニ関スル法律・民法 143 条）ので早生まれに入る。高校以降は飛び級・留年・浪人などがないときの学年。", "note": "age_at_april_1 は年度の初めの満年齢（年度中に誕生日を迎えて 1 つ増える）。年少〜年長は幼稚園の 3 年保育の学年。大学の学年の始期は学長が定める（ここでは 4 月）。", "fiscal_years": { "from": 2020, "to": 2035 }, "laws": [ { "label": "学校教育法第17条（就学の始期）", "value": "満六歳に達した日の翌日以後における最初の学年の初めから", "source": "e-Gov 法令検索「学校教育法」第十七条", "url": "https://laws.e-gov.go.jp/law/322AC0000000026", "checked": "2026-09-24" }, { "label": "学校教育法施行規則第59条（小学校の学年）", "value": "4月1日に始まり、翌年3月31日に終わる", "source": "e-Gov 法令検索「学校教育法施行規則」第五十九条", "url": "https://laws.e-gov.go.jp/law/322M40000080011", "checked": "2026-09-24" }, { "label": "学校教育法第26条（幼稚園に入園できる者）", "value": "満三歳から、小学校就学の始期に達するまでの幼児", "source": "e-Gov 法令検索「学校教育法」第二十六条", "url": "https://laws.e-gov.go.jp/law/322AC0000000026", "checked": "2026-09-25" }, { "label": "修業年限: 小学校 6 年（32 条）、中学校 3 年（47 条）、高等学校 全日制 3 年（56 条。定時制・通信制は 3 年以上）、大学 4 年（87 条 1 項。医学・歯学・薬学の臨床・獣医学は 6 年、同 2 項）、短期大学 2 年または 3 年（108 条 2 項）、高等専門学校 5 年（117 条。商船は 5 年 6 月）、専修学校 1 年以上（124 条）", "value": { "elementary": 6, "junior": 3, "high": 3, "univ4": 4, "univ6": 6, "tandai": 2, "kosen": 5 }, "source": "e-Gov 法令検索「学校教育法」第三十二条・第四十七条・第五十六条・第八十七条・第百八条・第百十七条・第百二十四条", "url": "https://laws.e-gov.go.jp/law/322AC0000000026", "checked": "2026-09-25" }, { "label": "標準修業年限: 修士課程 2 年（3 条 2 項）、博士課程 5 年（4 条 2 項。前期 2 年・後期 3 年に区分できる、同 3 項）、医学・歯学・薬学（6 年制の学部が基礎）・獣医学の博士課程は 4 年（45 条）", "value": { "master": 2, "doctorLater": 3, "doctor6": 4 }, "source": "e-Gov 法令検索「大学院設置基準」第三条・第四条・第四十五条", "url": "https://laws.e-gov.go.jp/law/349M50000080028", "checked": "2026-09-25" }, { "label": "学校教育法施行規則第163条（大学の学年）", "value": "大学の学年の始期及び終期は、学長が定める", "source": "e-Gov 法令検索「学校教育法施行規則」第百六十三条", "url": "https://laws.e-gov.go.jp/law/322M40000080011", "checked": "2026-09-25" } ], "years": [ { "fiscal_year": 2020, "from": "2020-04-01", "to": "2021-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "1999-04-02", "born_to": "2000-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "1998-04-02", "born_to": "1999-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "1997-04-02", "born_to": "1998-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "1996-04-02", "born_to": "1997-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "1995-04-02", "born_to": "1996-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "1994-04-02", "born_to": "1995-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "1993-04-02", "born_to": "1994-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2021, "from": "2021-04-01", "to": "2022-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "1999-04-02", "born_to": "2000-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "1998-04-02", "born_to": "1999-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "1997-04-02", "born_to": "1998-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "1996-04-02", "born_to": "1997-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "1995-04-02", "born_to": "1996-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "1994-04-02", "born_to": "1995-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2022, "from": "2022-04-01", "to": "2023-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "1999-04-02", "born_to": "2000-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "1998-04-02", "born_to": "1999-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "1997-04-02", "born_to": "1998-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "1996-04-02", "born_to": "1997-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "1995-04-02", "born_to": "1996-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2023, "from": "2023-04-01", "to": "2024-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "1999-04-02", "born_to": "2000-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "1998-04-02", "born_to": "1999-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "1997-04-02", "born_to": "1998-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "1996-04-02", "born_to": "1997-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2024, "from": "2024-04-01", "to": "2025-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "1999-04-02", "born_to": "2000-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "1998-04-02", "born_to": "1999-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "1997-04-02", "born_to": "1998-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2025, "from": "2025-04-01", "to": "2026-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "1999-04-02", "born_to": "2000-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "1998-04-02", "born_to": "1999-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2026, "from": "2026-04-01", "to": "2027-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "1999-04-02", "born_to": "2000-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2027, "from": "2027-04-01", "to": "2028-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2000-04-02", "born_to": "2001-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2028, "from": "2028-04-01", "to": "2029-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2001-04-02", "born_to": "2002-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2029, "from": "2029-04-01", "to": "2030-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2025-04-02", "born_to": "2026-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2002-04-02", "born_to": "2003-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2030, "from": "2030-04-01", "to": "2031-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2026-04-02", "born_to": "2027-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2025-04-02", "born_to": "2026-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2003-04-02", "born_to": "2004-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2031, "from": "2031-04-01", "to": "2032-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2027-04-02", "born_to": "2028-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2026-04-02", "born_to": "2027-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2025-04-02", "born_to": "2026-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2004-04-02", "born_to": "2005-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2032, "from": "2032-04-01", "to": "2033-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2028-04-02", "born_to": "2029-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2027-04-02", "born_to": "2028-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2026-04-02", "born_to": "2027-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2025-04-02", "born_to": "2026-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2005-04-02", "born_to": "2006-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2033, "from": "2033-04-01", "to": "2034-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2029-04-02", "born_to": "2030-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2028-04-02", "born_to": "2029-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2027-04-02", "born_to": "2028-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2026-04-02", "born_to": "2027-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2025-04-02", "born_to": "2026-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2006-04-02", "born_to": "2007-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2034, "from": "2034-04-01", "to": "2035-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2030-04-02", "born_to": "2031-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2029-04-02", "born_to": "2030-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2028-04-02", "born_to": "2029-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2027-04-02", "born_to": "2028-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2026-04-02", "born_to": "2027-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2025-04-02", "born_to": "2026-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2007-04-02", "born_to": "2008-04-01", "age_at_april_1": 26 } ] }, { "fiscal_year": 2035, "from": "2035-04-01", "to": "2036-03-31", "grades": [ { "key": "k3", "grade": "年少（3 歳児）", "born_from": "2031-04-02", "born_to": "2032-04-01", "age_at_april_1": 3 }, { "key": "k4", "grade": "年中", "born_from": "2030-04-02", "born_to": "2031-04-01", "age_at_april_1": 4 }, { "key": "k5", "grade": "年長", "born_from": "2029-04-02", "born_to": "2030-04-01", "age_at_april_1": 5 }, { "key": "e1", "grade": "小学 1 年", "born_from": "2028-04-02", "born_to": "2029-04-01", "age_at_april_1": 6 }, { "key": "e2", "grade": "小学 2 年", "born_from": "2027-04-02", "born_to": "2028-04-01", "age_at_april_1": 7 }, { "key": "e3", "grade": "小学 3 年", "born_from": "2026-04-02", "born_to": "2027-04-01", "age_at_april_1": 8 }, { "key": "e4", "grade": "小学 4 年", "born_from": "2025-04-02", "born_to": "2026-04-01", "age_at_april_1": 9 }, { "key": "e5", "grade": "小学 5 年", "born_from": "2024-04-02", "born_to": "2025-04-01", "age_at_april_1": 10 }, { "key": "e6", "grade": "小学 6 年", "born_from": "2023-04-02", "born_to": "2024-04-01", "age_at_april_1": 11 }, { "key": "j1", "grade": "中学 1 年", "born_from": "2022-04-02", "born_to": "2023-04-01", "age_at_april_1": 12 }, { "key": "j2", "grade": "中学 2 年", "born_from": "2021-04-02", "born_to": "2022-04-01", "age_at_april_1": 13 }, { "key": "j3", "grade": "中学 3 年", "born_from": "2020-04-02", "born_to": "2021-04-01", "age_at_april_1": 14 }, { "key": "h1", "grade": "高校 1 年", "born_from": "2019-04-02", "born_to": "2020-04-01", "age_at_april_1": 15 }, { "key": "h2", "grade": "高校 2 年", "born_from": "2018-04-02", "born_to": "2019-04-01", "age_at_april_1": 16 }, { "key": "h3", "grade": "高校 3 年", "born_from": "2017-04-02", "born_to": "2018-04-01", "age_at_april_1": 17 }, { "key": "u1", "grade": "大学 1 年", "born_from": "2016-04-02", "born_to": "2017-04-01", "age_at_april_1": 18 }, { "key": "u2", "grade": "大学 2 年", "born_from": "2015-04-02", "born_to": "2016-04-01", "age_at_april_1": 19 }, { "key": "u3", "grade": "大学 3 年", "born_from": "2014-04-02", "born_to": "2015-04-01", "age_at_april_1": 20 }, { "key": "u4", "grade": "大学 4 年", "born_from": "2013-04-02", "born_to": "2014-04-01", "age_at_april_1": 21 }, { "key": "m1", "grade": "修士 1 年", "born_from": "2012-04-02", "born_to": "2013-04-01", "age_at_april_1": 22 }, { "key": "m2", "grade": "修士 2 年", "born_from": "2011-04-02", "born_to": "2012-04-01", "age_at_april_1": 23 }, { "key": "d1", "grade": "博士 1 年", "born_from": "2010-04-02", "born_to": "2011-04-01", "age_at_april_1": 24 }, { "key": "d2", "grade": "博士 2 年", "born_from": "2009-04-02", "born_to": "2010-04-01", "age_at_april_1": 25 }, { "key": "d3", "grade": "博士 3 年", "born_from": "2008-04-02", "born_to": "2009-04-01", "age_at_april_1": 26 } ] } ] }