The Nippatsu Mitsuzawa Stadium is a football stadium in Kanagawa-ku, Yokohama, Japan. It serves as a home ground of Yokohama F.C. and, on occasion, Yokohama F. Marinos. Until 1999 it had been the home of Yokohama F.C.'s spiritual predecessor, Yokohama Flügels, and also, on occasion, to Kawasaki-based NKK F.C. The stadium holds 15,046 people. It is also used sometimes for Top League rugby games. During the 1964 Summer Olympics in Tokyo, it hosted some of the football preliminaries.