Eyeshield 21 S01 E74 A Rival's Promise

After losing to the Seibu Gunmen, Tetsuma saves Monta from getting Deimon suspended from playing. Hiruma reveals there is a seat left in the Tokyo Tournament so they still have a chance to be in the Christmas Bowl. Deimon attends a summer festival. Mamori invites Riku. Riku tells Sena to promise to remove his eyeshield mask before the Kantou Tournament.