Retirement or resignation; leaving one's job or position.
彼は今月末で退職するつもりだ。
He plans to retire/resign at the end of this month.
定年で退職する社員が多い。
Many employees are retiring due to the mandatory retirement age.
退職後は趣味に時間を使いたいと言っていた。
He said he wants to spend time on his hobbies after retiring.