In 1954, he became the baseball coach of his alma mater Waseda Jitsugyo. He became the manager in 1955. In 1957, the team won the 29th Japanese High School Baseball Invitational Tournament. From 1959 to 1993, he was the manager of the Chuo University Baseball Team. The team won one Meiji Jingu Baseball Tournament in 1974 and three Japan National Collegiate Baseball Championships in 1972, 1973, and 1979. They also won eight Tohto University Baseball League championships. He was the team's general manager from 1994 until his death.