タコ焼き合戦・味将軍と対決だ！

On the night of the summer festival, Yoichi and his friends reunite with Sakai Kazuma and Koorogi, who are running an octopus ball stand. Sugimoto from the Aji Shogun group bursts in with a huge trailer and starts selling octopus balls. Unable to bear the sight, Yoichi challenges Sugimoto to a octopus ball contest in an attempt to scare him away, but this plays into Sugimoto's hands.

夏祭りの夜、陽一たちはタコ焼き屋を出していた堺一馬とコオロギに再会する。そこへ味将軍グループの杉本が巨大トレーラーで乱入し、タコ焼きを売り始めた。陽一は杉本を追い払おうとタコ焼き勝負を挑むが…。