Kokichi is a short guy with an innocent appearance. He has pale skin, curly black hair that has a purple gradient at the ends, and purple eyes.

He wears a white suit with several straps on his arms and two loose straps on his legs. On his shirt, torn from the bottom, there are colorful buttons and military badges. He also wears black and purple slip-ons and a plaid scarf.

He wears black and purple shoes on his feet. As you can see, he does not wear socks under his shoes.