Stop!! Hibari-kun! - Season 1 Episode 4 Ringside Romance
Overview: Kōsaku has a nightmare of himself as an ant being targeted by a "horned" Hibari. As Hibari is getting dressed, Ibari barges into her room to confiscate her female clothing. Tsugumi believes Hibari being around Kōsakau has made her even more feminine. He plans to become manlier to repel Hibari's "perversions" and visits the school's boxing club. Hibari defends him by knocking Mitsuo Kaji unconscious in the ring.