Biting Turtle Squad of Terror

S1, E5: Fukurokouji comes to school on the biting turtles to compete with Chama. However, everyone around him is cold. Angry, Fukurokouji uses the biting turtles to make a surprise attack on the Obo family turtles. In order to fight back, Chama decides to awaken the giant turtle Gameron, who sleeps at the bottom of the Obo family's pond.