The manager of a branch (e.g., bank or company), responsible for overseeing and operating the branch and supervising staff.
彼女は東京支店の支店長に昇進した。
She was promoted to branch manager of the Tokyo branch.
何か問題があれば支店長に相談してください。
If there's any problem, please consult the branch manager.
新しい支店長が来月から着任する予定だ。
A new branch manager is scheduled to take office from next month.