Oishi

Oishi (大石 Ōishi) is one of the supporting characters in My Senpai is Annoying. He is one of the employee of Itomaki Shoji who frequently hangs out with his co-workers Hijikata and Sōta Kazama.

Appearance
Oishi is a young adult with short black hair and he is usually seen with an almost closed eyelid, not revealing what irises he has.

He is usually seen with a white buttoned up shirt, an dark purple tie and a black jacket.

Personality
Ooishi is a kind, soft spoken and friendly young salesperson as opposed to his co-worker Hijikata's hyperactive persona.

Etymology

 * The surname Oishi means "big, great" (大) (o) and "stone, volume measure" (石) (ishi).