He has seen children die many times, unable to save them. It really has taken its toll on him. He's a typically serious man. This notebook allows him to write anything he's seen before into it and create a copy of it. Though he can't use it anymore. He has green hair, glasses, tan pants, a green top, and a red tie. His ability is called "Doppo Poet" (but it's unusable now). His partner is Dazai. He used to be a math teacher (highschool). He is now in the ADA (armed detective agency).