こころき 心を決める Show inflections LinksSentence search for 心を決めるSentence search for こころをきめるKanji details for 心 and 決Edit in JMdict Expressions (phrases, clauses, etc.), Ichidan verb1. to resolve to do; to make up one's mind to do; to set one's heart on; to have one's heart set on Discussions Log in to talk about this word.