Dictionary/要員よういんYouin要員 (Youin) is a Japanese noun meaning “(necessary) personnel, required person”.Meaningsnoun(necessary) personnel; required personKanji in 要員要need員employeeRelated words要るto be needed必要necessary全員all members社員company employee店員employee (of a store)要約summary従業員employee重要important職員staff member要求demand議員member of an assembly要pivot