上じょう層そう部ぶMeaningsNoun1. top brass; upper echelon; higher-ups; top management; upper reaches; top of the pileKanji used上above層layer部sectionPitch accentじょうそうぶComposed of上じょう層そうupper stratum (classes, stories, storeys); upper layer; layer aboveNoun部ぶdepartment (in an organization, company, etc.); division; bureau; faculty; club (at a school, university, etc.); team; part; portion; region; area; …Noun