勤きん労ろう階かい級きゅうMeaningsNoun1. salaried class; working classKanji used勤devotion to work労labor階floor (of a building)級classPitch accentきんろうかいきゅうComposed of勤きん労ろうlabor; labour; exertion; diligent serviceNoun階かい級きゅう(social) class; rank; gradeNoun