Matsunaga was born in Shizuoka Prefecture on June 25, 1928.

After graduating from Waseda University, he played for Hitachi.

In March 1951, when Matsunaga was a Waseda University student, he was selected Japan national team for Japan team first game after World War II, 1951 Asian Games.

[1] On March 4, 2013, Matsunaga died of respiratory failure in Setagaya, Tokyo at the age of 84.

This biographical article related to a Japanese association football forward is a stub.