1.
department head, division manager
The manager in charge of a department or division in a company.
部長 means department/division head. Composed of 部 (department) + 長 (chief/head).
CORPORATE HIERARCHY (typical):
- 社長: president/CEO
- 専務: executive director
- 常務: managing director
- 部長: department head
- 課長: section chief
- 係長: supervisor
- 主任: senior staff
USAGE AS TITLE:
名前 + 部長: used to address or refer to the person
- 山田部長: Department Head Yamada
IN SCHOOL CLUBS:
部長 = club president/captain