Nodoka Haramura's appearance on television playing in a high school mahjong tournament inspires her old Jr. high school friends to reform their schools club so they can meet and play her in the National High School Mahjong Tournament.

• Arisa Noto
• Kana Hanazawa
• Nao Toyama
• Aoi Yuki
• MAKO
• Yumi Uchiyama