Me and the Alien MuMuMe and the Alien MuMu.

Me and the Alien MuMu (宇宙人ムームー, Uchūjin Mūmū; lit. 'Alien Mumu') is a Japanese manga series written and illustrated by Hiroki Miyashita. It was originally published as a one-shot published in Shōnen Gahōsha's Young King OURs magazine in April 2019. It was later serialized in the same magazine from June that same year up until May 2026.