In October 1964, he Yamaguchi selected the Japan national team for 1964 Summer Olympics in Tokyo. At this competition, he debuted and played all matches. In 1968, he was also selected Japan for 1968 Summer Olympics in Mexico City. He played 5 matches and Japan won Bronze Medal. In 2018, 1968 Olympics team was selected Japan Football Hall of Fame. He also played at 1966 and 1970 Asian Games. He played 49 games for Japan until 1973.