Kōsuke is an old man with a small mustache and a half-bald head.
Nothing much is known about Kōsuke's personality.
Nothing much is known about Kōsuke's history aside from the fact that he became the owner of Green Bean's Kōsuke, Subsequently, his business started a partnership with Tōtsuki Culinary Academy Manufacturer Division, and became a bean supplier to Tōtsuki Resort.
Tōtsuki Friendship and Rapport Training Camp
Main article: Tōtsuki Friendship and Rapport Training Camp
He was among the judges introduced for the Egg Breakfast Buffet Challenge in the Tōtsuki Friendship and Rapport Training Camp at Tōtsuki Resort. He was intrigued by Megumi Tadokoro's Breakfast Oden after seeing that she used quail eggs.
After the Training Camp, he was last seen on the bus provided for them before going home.
---To Be Added---
- Shokugeki no Soma episode 13 credits
- Shokugeki no Soma chapter 30, page 5
- Shokugeki no Soma chapter 30, pages 5 & 11
- Shokugeki no Soma chapter 34, page 9