Ao Oni Windows game - ModDB

The Main character, Hiroshi, and his three other friends,Takuro,Takeshi and Mika, decided to visit an abandoned mansion that is rumoured to be haunted, and there is a monster in there.

The Mansion (AKA Ao Oni Doom) - ZDoom

The Mansion: Ao Oni - ZDoom

Ao Oni Simulator The Ending by fnafeditstop on DeviantArt

Ao oni 3d remake demo by ModernKiller67

MoreClasses_Revised - Vintage Story Mod DB

HeXeReTiC Fantasy v3.1.1 (Update 27 Oct 2023) - ZDoom

Ao Oni by hoodietv - Game Jolt

Ao Oni Windows game - ModDB

Steam Workshop::teddyjemuj