Yaimao

Yaimao is the deuteragonist of Kakurenbo. Also not much is known about him, except that he's Hikora's friend who wants to find the missing kids and Hikora's sister, Sorincha, who had gone missing. He later sacrificed himself for Hikora's sake to find his sister and is then captured by the child-taker, K otori, an eight arm demon and dies when he is attached to a machine plugged into the light.