部員|ぶいんbuin[0]heiban (flat)

1. no-adjectivestaff; member (club, society, etc.)
   ビルは編集部へんしゅうぶ員いんです。↗

   Bill is on the editorial staff.

• Related団員だんいんNeutralNeutral. Refers to members of a theater troupe, orchestra, or ball club, as in 「劇団員」; 「部員」 is for club, society, and department members.
• Related隊員たいいんNeutralNeutral. Refers to members of a squad or unit, such as rescue teams or the SDF, as in 「救助隊員」; 「部員」 is for club, society, and department members.
• Related成員せいいんWrittenWritten/formal prose. Refers to people who make up a group or society, as in 「社会の成員」; 「部員」 is limited to members of a specific 「部」.

Use 「部員」 for members of a school club, society, or company department, as in 「野球部員」. For theater troupe or orchestra members use 「団員」, for squad or unit members 「隊員」, and for people making up a group or society 「成員」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 部ぶに属ぞくする人ひと。部ぶの一員いちいん。