こつこつkotsukotsuこつこつこつこつShow answer(Space)Suspend(@)こつこつこつこつkotsukotsuCommonRelative commonness of this word, based on various sources (incl. newspapers)CommonJLPT N2Kanji difficulty according to the Japanese Language Proficiency Test. N5 is easiest and N1 is hardestJLPT N2と-adj.Adverb taking the 'to' particleと-adj.AdverbAdverb (fukushi)AdverbOnomatopoeicOnomatopoeic or mimetic wordOnomatopoeicunflaggingly; steadily; untiringly; laboriouslyknocking; tapping; clicking; drummingEXAMPLEだれかがドアをこつこつとたたいている。Someone is tapping at the door.こつこつこつこつkotsukotsuunflaggingly; steadily; untiringlyWhat does こつこつ mean in English?unflaggingly; steadily; untiringly; laboriously(adv-to, adv)knocking; tapping; clicking; drumming(adv-to, adv)Search the picture dictionary for こつこつ