副島

Hobbies: None 
Likes: Peace and quiet
Real name: Tamura/

A man whose quiet life was shattered after he happened to come across the doll. To pay for his own guilt, he chose to spend his life fighting the doll. 

During his investigation to identify the doll, he met a lot of people connected with the victims. Their grief and tears gave him another purpose to fight against the doll.