Kurobara School Chairman

He is the board chairman of the Nakano Quintuplets's middle school.

Appearance
He is a short and thin middle-aged man. He wears glasses.

Relationships
He is friends with Maruo Nakano and Takeda, the Mr. Takeda.

Maruo Nakano
The middle school chairman is familiar enough with him that he calls him "Nakano-kun."

Mr. Takeda
He is friends with the chairman from the Nakano Quintuplets' high school. The middle school chairman is familiar enough with him that he calls him "Takeda-kun."