Komazawa Olympic Park Stadium (駒沢オリンピック公園総合運動場陸上競技場) is a multi-purpose stadium in Setagaya, Tokyo, Japan. The stadium is an integral feature of Komazawa Olympic Park and is currently used mostly for football matches as well as American football games. The stadium holds 20,010 people. The stadium hosted some of the football preliminaries for the 1964 Summer Olympics. Some J. League Division 1, J. League Division 2, J. League Cup, and Emperor's Cup matches, had also been played at the stadium.