|Voice Actor(s) / Actress(es)|
|List of Characters|
Hiroshi Kochatani (小茶谷 宏 Kochatani Hiroshi) is a teacher.
Hiroshi was a target of Urumi Kanzaki's classroom terrorism because the teacher wasn't quite aware of what was going on in the classroom.
- The name Hiroshi means "wide, large" (宏).
- Hiroshi's surname Kochatani means "small" (小) (ko), "tea" (茶) (cha) and "valley" (谷) (tani).
- Hiroshi's interest is trying to find a wife that he apparently spends a lot of time and money doing this.
- Hiroshi only dislikes Eikichi Onizuka because of his disregard for the scientific equipment.
- Hiroshi sometimes shudders in his speech.
- Hiroshi resembles a Chihuahua that it earned him his nickname.