Mori plays doubles for Fudomine with Uchimura Kyōsuke being his partner.
He has black hair with brown eyes. He also has a fair skin color. Most of the time he is seen wearing his Fudomine tennis uniform.
Like the rest of his team, Mori shows deep devotion and loyalty towards Tachibana.
Mori was one of the younger members of the Fudomine tennis club who were looked down upon, but later started a new tennis team after Tachibana Kippei's arrival to the school.
With Uchimura , he played against the team of Oishi-Kikumaru at the Tokyo district preliminary.
Playing Style and TechniquesEdit
Mori predominantly is a Doubles player and usually pairs with Uchimura.
- His favorite foods are soba and curry udon.
- "Uchimura, let’s destry their rhythm first." ("Uchimura, aite mate bara wo kuzi kuzo")