MarunomiKobo - This Summer Vacation, I Stole My Friend’s Girlfriend Ver.1.01 (2026.03.14)Final RJ01585232

Developer: MarunomiKobo
Publisher: MarunomiKobo
Release date: Mar/14/2026
Version: Final
Language: Japanese (Official)
Censored: Yes (Mosaics)

Fixes
The game won’t start for me&
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try to remove folder %userprofile% > AppData > Local > rmmz-game


The story takes place towards the end of summer break at university.
One day, the protagonist's roommate brings his girlfriend home. He tells the protagonist that they plan to move out of the apartment in 20 days—around the time the new semester begins. Until then, she will be staying with them for a while.

Their peaceful cohabitation begins to change little by little after this event…