当番(とうばん) とうばん noun duty, person on duty 1. duty, being on duty, person on duty A scheduled turn to perform a task or responsibility, or the person assigned to that duty. 今日(きょう)は掃除(そうじ)当番(とうばん)だ。 Today is my turn for cleaning duty. 当番(とうばん)を交代(こうたい)する。 We swap duty shifts. 日直(にっちょく)当番(とうばん)が黒板(こくばん)を消(け)す。 The person on daily duty erases the blackboard. 当番(とうばん) describes rotating duties or the person assigned to them.COMMON EXPRESSIONS:当番(とうばん)になる: to be on duty掃除(そうじ)当番(とうばん): cleaning duty給食(きゅうしょく)当番(とうばん): school lunch duty当番(とうばん)制(せい): duty rotation system当番(とうばん)を決(き)める: to assign dutyRELATED WORDS:日直(にっちょく): daily duty交代(こうたい): rotation, shift change担当(たんとう): in charge of[Register: Neutral] general Added 2026.1.14 9:33 · Revised 2026.6.1 23:26 04500/04564_touban