While having this educational background and career he reached the All-Comers final of the Wimbledon Championships in 1920, where he lost to Bill Tilden 4–6, 4–6, 11–13. At the 1921 Wimbledon Championships he reached the semifinal which he lost to Manuel Alonso in five sets. He also was a member of Japan's Davis Cup team that finished second to United States in 1921. In 1921 he won the singles title at the Queen's Club Championships by defeating Mohammed Sleem in the final in straight sets. He established the earliest period of Japanese tennis together with Ichiya Kumagae (accurately speaking, ).