馬阪さん家のらんすろっとくん
The title uses 馬阪 as the family name, which while meaning Horse-Hill, can be read as 'Ba-saka', or (close to) how Berserker is pronounced in Japanese - meaning that it's the Berserker Family.
Audio English fandub version: https://youtu.be/jn6opxksn4A