He is an accomplished guitarist with a strong mindset despite being just a high school student. In a band with Akihiko and Haruki, one day he comes across and helps Mafuyu with his guitar. Appearance
He has short, bluish-black hair that leaves his ears visible and his fringe parted in a fashion that leaves some of his forehead viewable. Uenoyama has blue eyes and wears casual attire including a white undershirt with a dark unbuttoned jacket. He is also seen wearing dark trousers and white shoes.