All Japan Intercollegiate Basketball Championship(全日本大学バスケットボール選手権大会 zen nippon daigaku Basukettoboru senshuken taikai)is an annual nationwide intercollegiate basketball tournament. It is the largest scale amateur sport event in Japan. The tournament, organized by the All Japan Intercollegiate Basketball Federation and Asahi Shimbun, takes place in December at Yoyogi National Gymnasium