He has a reserved and shy personality but is shown to be standoffish and easy to anger. He’s blunt, and often says things as they are in his mind without stopping to explain to others what he means. He has complete confidence in his art skills. He goes to the same cram school as Yatora and provokes Yatora with his genius art skill and antisocial personality.

Spoiler

Takahashi gets accepted into Tokyo University of the Arts (Geidai).