日本にっぽん初はつTop 15000MeaningsNounNo-adjective1. first (of its kind) in JapanOther readings日本にほん初はつKanji used日sun本book初first timeComposed of日本にっぽんJapanNoun初はつfirst; newNo-adjectiveExamples1彼かの女じょは日本にっぽん初はつの宇う宙ちゅう飛ひ行こう士しとなるだろう。She will be the first Japanese woman astronaut.