Ajisai Planet

is a japanese 4-koma manga series written by Chiri. It began serialisation in the December 2015 issue of Manga Time Kirara Miracle.

The series was released under 2 volumes from September 2016 to November 2016.

Synopsis
Room 102 is home to some airhead sisters. Room 201 is shared by two polar opposites. Room 202 is a modern girl's room in which a mysterious young lady is living. With an elementary school student as their landlord, Ajisai Villa is in heartwarming full bloom every day!

(Source: Ramyun Scans via Manga Updates)