Akiyama is a man of above-average height with a medium, toned build and slicked-back, black hair. Akiyama's signature attire consists of a pair of black chukka boots, black slacks, and a black silk dress shirt under a maroon pinstripe jacket. He also wears a gold chain necklace with a gold circular pendant and a black crocodile leather belt with a gold buckle. Akiyama is a lackadaisical, yet kind person. Akiyama is shown to be a slacker and does not appear to take his job very seriously.