Overview
- All eight men's quarterfinalists were confirmed after the Dec. 26 third round at Tokyo Metropolitan Gymnasium, with four games scheduled for Dec. 27.
- The men's quarterfinal matchups are Tottori Johoku vs. Hokuriku Gakuin, Fukuoka University Ohori vs. Tsuchiura Nihon University, Fukuoka Daiichi vs. Teikyo Nagaoka, and Hachioji Gakuen Hachioji vs. Higashiyama.
- Fukuoka University Ohori advanced with a 77–75 overtime win over Kaishi Kokusai, and Tottori Johoku edged Kyushu Gakuin 77–76.
- Fukuoka Daiichi reached the last eight with a dominant performance that included a 100-point game.
- The women's semifinal pairings for Dec. 27 are Ohka Gakuen vs. Yakumo Gakuen and Kyoto Seika Gakuen vs. Osaka Kun-ei Jogakuin, after Seika Joshi and Tokai University Fukuoka were eliminated in the quarterfinals.