Also known as: ユーマ=ココヘッド, ユーマココヘッド, ユマ死
Master Detective Archives: Rain Code protagonist.
He has Purple Eyes with keyhole-shaped irises and short Purple Hair with an Ahoge. He wears the Master Detective uniform, which consists of a blue Hat, a Blue Cape which shows as Torn Cape when inside of a Mystery Labyrinth, a Blue Jacket with Long Sleeves, a Blue Belt, Blue Shorts, Black Pantyhose, and blue Boots with Glowing soles.