たんせい 丹精 Common word Wanikani level 53 LinksSentence search for 丹精Sentence search for たんせいSentence search for 丹誠Kanji details for 丹 and 精Edit in JMdict Noun, Suru verb, Intransitive verb1. working earnestly; sincerity; diligence; effort; painsOther forms丹誠 【たんせい】 Discussions Log in to talk about this word.