Games like Secret House | 秘密房间 | 秘密の部屋
Games like Secret House | 秘密房间 | 秘密の部屋 include DOOM, DOOM Eternal, Ready or Not, Left 4 Dead 2, and Trepang2. We matched them by the tags players give Secret House | 秘密房间 | 秘密の部屋 on Steam (Perma Death, Gore, First-Person, Horror, and Action): closest matches first, and among equally close ones the better-known games.

DOOM
Shared: Gore · Action · FPS

DOOM Eternal
Shared: Gore · Action · FPS

Ready or Not
Shared: FPS · Horror · First-Person

Left 4 Dead 2
Shared: FPS · Action · Gore

Trepang2
Shared: Gore · Horror · First-Person

Call of Duty®
Shared: FPS · Action · First-Person

Buckshot Roulette
Shared: Horror · First-Person · Strategy

Blood and Bacon
Shared: Gore · Action · Horror

Resident Evil Village
Shared: First-Person · Horror · Action

Back 4 Blood
Shared: Gore · FPS · Action

Dead by Daylight
Shared: Horror · Gore · First-Person

Resident Evil 7 Biohazard
Shared: Horror · First-Person · Gore

Wolfenstein II: The New Colossus
Shared: Gore · Action · FPS

The Darkness II
Shared: Gore · Action · FPS

Bright Memory: Infinite
Shared: Action · Indie · FPS

Outlast
Shared: First-Person · Horror · Gore

Battlefield™ 1
Shared: FPS · First-Person · Action

Serious Sam 4
Shared: Gore · Action · FPS

Call of Duty®: Black Ops III
Shared: First-Person · Action · FPS

Aliens vs. Predator™
Shared: Action · Gore · Horror

Outlast 2
Shared: Horror · First-Person · Gore

Killing Floor
Shared: Horror · FPS · Action

Killing Floor 2
Shared: Gore · FPS · Horror

F.E.A.R. 2: Project Origin
Shared: Horror · Gore · Action