せい の所為で LinksSentence search for の所為でSentence search for のせいでKanji details for 所 and 為Edit in JMdict Expressions (phrases, clauses, etc.)1. because of; owing to; due toUsually written using kana alone, See also せいギプスのせいでひだりて左手のじゆう自由がきかない。I can't use my left hand because of the plaster cast.Notesの所為で: Rarely-used kanji form. Discussions Log in to talk about this word.