Keisuke Hasegawa

Keisuke Hasegawa (長谷川 軽助, Hasegawa Keisuke) is a based in  who travels the country in order to inspect the coming of new and dangerous diseases and viruses. In addition, he is a Fullbringer who uses his medical science knowledge and spiritual awareness to combat the recent onslaught of spiritual diseases affecting humans. He is currently based in, where a new spiritual plague has settled.

Fullbring
Medica Materia (メヂカ マテリア, Medika Materia)