Arata Imamiya

A downtown playboy who dresses young for his age.

[Spoiler] A hunter-type superhuman in Guardian. He was recruited alongside Kotarou, Nishikujou and Tsukuno (formerly Nagai). He doesn't have much combat strength but he can set traps and is very good at sensing things in his vicinity. [/Spoiler]

(Source: Rewrite's Memory Section)