なぜにMeaningsAdverb1. why; how (Usually kana)Other spellings何故なぜにUsually written in kanaOther readings何なに故ゆえになにゆえにKanji in other spellings何what故pastComposed ofなぜwhy; how; for what reasonAdverbにat; in; on; to; toward; into; for; in order to; because of; with; …Particle