関西学院大学
Ikoma was born in Hyogo Prefecture on August 25, 1932. When he was a Kwansei Gakuin University student, he won 1953 and 1955 Emperor's Cup as a member of All Kwangaku was consisted of his alma mater Kwansei Gakuin University players and graduates. After graduating from university, he joined Mitsubishi Motors in 1955. In 1965, joined new league Japan Soccer League. He did not play in the league. He retired in 1966.