Games like Den-Den: Tokyo Horror
Games like Den-Den: Tokyo Horror include Pathologic 2, The Forest, Outlast, Sons Of The Forest, and The Witcher 3: Wild Hunt — Remastered. We matched them by the tags players give Den-Den: Tokyo Horror on Steam (Horror, RPG, Open World, Immersive Sim, and Difficult): closest matches first, and among equally close ones the better-known games.

Pathologic 2
Shared: RPG · Difficult · Choices Matter

The Forest
Shared: Horror · Open World · Survival

Outlast
Shared: Horror · Atmospheric · First-Person

Sons Of The Forest
Shared: Open World · Horror · Survival

The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Open World · Atmospheric

Darkwood
Shared: Horror · RPG · Atmospheric

Dying Light
Shared: Horror · Open World · Survival

Don't Starve Together
Shared: Open World · Survival · Difficult

Amnesia: The Bunker
Shared: Horror · Immersive Sim · Atmospheric

Five Nights at Freddy's
Shared: Horror · Difficult · Survival Horror

Subnautica 2
Shared: Horror · Survival · Open World

Subnautica
Shared: Horror · Open World · Survival

We Happy Few
Shared: Open World · Survival · Horror

Poppy Playtime
Shared: Horror · First-Person · Survival

Ultimate Custom Night
Shared: Horror · Difficult · Survival

Five Nights at Freddy's 2
Shared: Horror · Difficult · Survival

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: Open World · Survival · RPG

DESOLATE
Shared: Horror · Open World · Survival

Fallout 4
Shared: Open World · RPG · Atmospheric

Slender: The Arrival
Shared: Horror · First-Person · Atmospheric

Pathologic 3
Shared: Horror · Atmospheric · Choices Matter

The Long Dark
Shared: Open World · Survival · Atmospheric

Outlast 2
Shared: Horror · First-Person · Atmospheric

Pathologic Classic HD
Shared: Horror · Atmospheric · Survival