国こく宝ほう級きゅうMeaningsNo-adjective1. worthy of being a national treasure; national-treasure class2. exceptionally outstanding; peerless; one of a kindKanji used国country宝treasure級classComposed of国こく宝ほうnational treasureNoun級きゅう(school) grade; year; class; grade; rank; level; kyu (junior rank in martial arts, go, shogi, etc.)Noun