はてんこう 破天荒 LinksSentence search for 破天荒Sentence search for はてんこうKanji details for 破, 天 and 荒Edit in JMdict Na-adjective (keiyodoshi), Noun1. unheard-of; unprecedentedNa-adjective (keiyodoshi), Noun2. daring; wild; uninhibited; unconventional; recklessColloquial Discussions Log in to talk about this word.