Complex sentence: Nishizawa went on to manage the team from 1964--1967; he was elected to the Japanese Baseball Hall of Fame in 1977 and his number 15 jersey is one of only two retired by the team.
Split into simpler sentences: Nishizawa went on to manage the team from 1964--1967. He was elected to the Japanese Baseball Hall of Fame in 1977 and his number 15 jersey is one of only two retired by the team.