なぜ 何故 Common word JLPT N5 Wanikani level 26 LinksSentence search for 何故Sentence search for なぜKanji details for 何 and 故Edit in JMdict Adverb (fukushi)1. why; how; for what reasonUsually written using kana aloneNotesなぜ: Gikun (meaning as reading) or jukujikun (special kanji reading). Discussions Log in to talk about this word.