deputy director; assistant director; vice director; deputy general manager; assistant general manager; vice (general) manager
A title for the second-in-command of a department or division (部) in an organization. The exact English equivalent depends on the organization's naming conventions.
He was promoted to deputy general manager of the sales department.
The assistant director ran the meeting in the director's absence.
Compound of 副 (ふく, 'vice-, assistant') and 部長 (ぶちょう, 'department head').