goho mafia! kajita-kun

A 4koma comedy series illustrated by bkub and co-written by Mafia Kajita, who also stars as the manga's host. Frequent guests in the manga include seiyuu Sugita Tomokazu and Nakamura Yuuichi, and mangaka Umino Chika, as well as bkub himself and Fakkuma.

Published by Kadokawa, the manga was originally serialized in their monthly 電撃G's magazine from May of 2017 to September of 2020, before transitioning to being serialized directly on Mafia Kajita's Twitter account. Bkub would go on to contribute to future Kajita projects as well, such as WashaganaTV.