Koshigaya Municipal Gymnasium

Otsuka Corporation Alphas is a premier sports facility located in Koshigaya City, designed to accommodate international competitions. It boasts a large scale and is recognized as one of the top venues in the Kanto region. The gymnasium offers a variety of features that cater to spectators, training, enjoyment, and competitive play, making it a versatile space for various sporting events and activities. Visitors are encouraged to take full advantage of the numerous possibilities this facility has to offer.