Hajime has short, spiky-ish brown hair with an ahoge that moves according to his emotions. He wears a short-sleeved white shirt with the emblem of his previous high school embroidered on the hem, a green tie which also has the same emblem. He wears dark pants and red-and-white sneakers. Hajime can feel annoyed or awkward at weird behaviors. He won't hesitate to speak his mind. He also feels bad about him being talentless, causing him to feel that he's not enough. He got stuck in the backrooms.