He has dark purple hair with lighter purple tips, purple eyes, white clothes with buttons, chess pattern scarf. He is good at manipulating people and situation. He has crush on Shuichi Saihara and calls him "beloved", " favorite detective", "mr detective". He is rival with Kaito Momota. Maki Harukawa hates Kokichi. He is very skinny and has pale skin. He considered Gonta his friend even if he used him. He hates worms.