上じょう流りゅう階かい級きゅうMeaningsNounNo-adjective1. upper class; upper echelons of society; the rich and powerful; the eliteKanji used上above流current (in a fluid)階floor (of a building)級classPitch accentじょうりゅうかいきゅうComposed of上じょう流りゅうupper stream; upper course; upper reaches; upstream; upper classesNoun階かい級きゅう(social) class; rank; gradeNoun