202-Goushitsu no xxx-chan

is a japanese 4-koma manga series written by Komori Yukichi. It began serialisation in the November 2014 issue of Manga Time Kirara Miracle.

The series was released under 1 volume in July 2015.

Synopsis
Akira started living alone when she entered high school. However, I found out that the girl named "Nano" who moved to the next room of her was the space police ...! ?? Akira's first living alone is slapstick CUTE!

(Source: Amazon JP - Translated)