いちいせんしん
一意専心
single-mindedly; wholeheartedly; with all one's heart; with one's heart and soul
N3Adverb
Adverb, Noun, No-adjective
single-mindedly•wholeheartedly•with all one's heart•with one's heart and soul
single-mindedly; wholeheartedly; with all one's heart; with one's heart and soul