Words, readings and meanings come from JMdict and KANJIDIC2, © Electronic Dictionary Research and Development Group, used under CC BY-SA 4.0. JLPT levels come from Jonathan Waller's JLPT lists (tanos.co.uk, CC BY) via stephenmk/yomitan-jlpt-vocab (CC BY-SA 4.0). There is no official JLPT word list, so levels are a guide. Map: prefecture and municipality boundaries from 「国土数値情報（行政区域データ）」（国土交通省, CC BY 4.0）を加工して作成, via SmartNews Media Research Institute; old-province areas are built from them. Coastlines, sea depth and relief: Natural Earth (public domain). Rivers: World Data Bank II / GSHHG. Prefectural office locations: Data of Japan. Example sentences, lessons and readings are written for this site. Furigana and romaji for sentences are generated automatically and can contain mistakes. About Sugoi Goi