一ひとつ心こころMeaningsNoun1. one mind; the whole heart; wholeheartednessKanji used一one心heartComposed of一ひとつone; for one thing; only; (not) even; just (e.g. "just try it"); some kind of; one type ofNumeric心こころmind; heart; spirit; the meaning of a phrase (riddle, etc.)Noun