13 books in series

となりの怪物くん [Tonari no Kaibutsu-kun]

となりの怪物くん [Tonari no Kaibutsu-kun] is a 13-book series with 13 released primary works first released in 2009 with contributions by Robico.

となりの怪物くん 1
My Little Monster, Vol. 2
My Little Monster, Vol. 3
My Little Monster, Vol. 4
My Little Monster, Vol. 5
My Little Monster, Vol. 6
My Little Monster, Vol. 7
My Little Monster, Vol. 8
My Little Monster, Vol. 9
My Little Monster, Vol. 10
My Little Monster, Vol. 11
My Little Monster, Vol. 12
My Little Monster, Vol. 13