In 1955 he won the U.S. National Championships men's doubles title at the Longwood Cricket Club in Boston with compatriot Atsushi Miyagi after a five-set victory over Americans Gerald Moss and Bill Quillian.

Hurricane Diane roared through New England in August 1955, flooding the tennis courts and delaying the tournament for a week.

When the tournament resumed many of the leading players such as Ken Rosewall, Tony Trabert, Lew Hoad and Vic Seixas had already left which devalued the men's doubles draw.

[1] In 1954 he reached the final of the Canadian National Championships but lost in straight sets to Bernard Bartzen.

From 1953 to 1959 he played in the Japanese Davis Cup team.