S1·E48 The Guy Who Pledged to Defeat Kainan

Sakuragi skips practice in order to investigate on why Yohko was acting so strangely. When they get to Takezono, he is immediately met by hordes of girls who misjudge his delinquent looks as someone who came to beat up Oda in order to Sabotage Takezono's chances of beating Kainan.