ちずならべ　出典とライセンス
==============================

■ 地図データについて

ちずならべの地図は、都道府県の形も市区町村の形も、次のデータを加工して作っています。

  出典：「国土数値情報（行政区域データ・2026年版）」（国土交通省）
  https://nlftp.mlit.go.jp/ksj/gml/datalist/KsjTmplt-N03-2026.html
  利用条件：クリエイティブ・コモンズ 表示 4.0 国際（CC BY 4.0）
  https://creativecommons.org/licenses/by/4.0/deed.ja
  基準日：2026年1月1日（2026年5月の愛知県の修正を含む全国データ）
  取得したファイル：N03-20260101_GML.zip（SHA-256: 1f714fca019e22e6f84012dba420384fc7b49c6ad8bd0a867ab1cfb593a78477）

  加工の内容（ちずならべの制作者が行ったもの。国土交通省が行ったものではありません）
  - 市区町村の形から、所属未定地と 0.3km² 未満のごく小さな島を除き、形状を簡略化
  - 投影変換
  - 市区町村の形を都道府県ごとに結合して都道府県の形を作成し、全国の地図用に 40km² 未満の島を除いてさらに簡略化（2km 単位）
  - 表示上の都合により、沖縄県の位置と大きさを変更（九州の南の枠の中に拡大して表示）
  - 東京都の小笠原諸島などは全国の地図では表示していません

画像への利用
  本ツールから書き出される画像、およびサイトのアイコン・共有用の画像（og.png）にも、上記の加工済み地図データを利用しています。
  書き出す画像と共有用の画像には、右下に「地図：国土数値情報（行政区域）（国土交通省）を加工して作成」と記載しています。

  本ツールの地図は表示用に加工したものであり、実際の位置関係や縮尺、最新の行政区域を正確に表すものではありません。

■ フォント

Copyright 2022 The BIZ UDGothic Project Authors (https://github.com/googlefonts/morisawa-biz-ud-gothic) BIZUDPGothic-Bold.ttf: Copyright 2022 The BIZ UDGothic Project Authors (https://github.com/googlefonts/morisawa-biz-ud-gothic)
（BIZ UDGothic も同じ）

Copyright 2022 The Zen Project Authors (https://github.com/googlefonts/zen-kakugothic) ZenKakuGothicNew-Regular.ttf: Copyright 2022 The Zen Project Authors (https://github.com/googlefonts/zen-kakugothic) ZenKakuGothicNew-Medium.ttf: Copyright 2022 The Zen Project Authors (https://github.com/googlefonts/zen-kakugothic) ZenKakuGothicNew-Bold.ttf: Copyright 2022 The Zen Project Authors (https://github.com/googlefonts/zen-kakugothic) ZenKakuGothicNew-Black.ttf: Copyright 2022 The Zen Project Authors (https://github.com/googlefonts/zen-kakugothic)

This Font Software is licensed under the SIL Open Font License, Version 1.1.
This license is copied below, and is also available with a FAQ at:
http://scripts.sil.org/OFL


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