Witch Watch

Morihito, a boy with the strength of an ogre, is about to start living together with his childhood friend Nico, who is training to be a witch. Nico's magic leads to all sorts of unpredictable trouble, and with two teens under one roof... Let the fantastical antics begin! Magical comedy series by Kenta Shinohara creator of SKET DANCE and Astra Lost in Space.

(Source: MANGA Plus)