Kochou Yoshida  

Boobies, 良田 胡蝶

Kochou, also known as Boin Yoshida, is one of Hata's classmates and part of the "Shitennou" group. Her major is animal husbandry. Although her title means "Busty Boobs," Hata often teases her about it due to her large breasts. There are hints that she has romantic feelings for Kei. Despite this, Kochou considers everyone else to be vulgar.