Games like hololive ERROR
Games like hololive ERROR include Little Nightmares II, MiSide, Escape the Backrooms, SILENT HILL 2, and Layers of Fear (2016). We matched them by the tags players give hololive ERROR on Steam (Horror, Adventure, Psychological Horror, 3D Platformer, and Action-Adventure): closest matches first, and among equally close ones the better-known games.

Little Nightmares II
Shared: Horror · Adventure · Psychological Horror

MiSide
Shared: Psychological Horror · Horror · Singleplayer

Escape the Backrooms
Shared: Horror · Psychological Horror · Adventure

SILENT HILL 2
Shared: Horror · Psychological Horror · Adventure

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Adventure

Poppy Playtime
Shared: Horror · Singleplayer · Psychological Horror

Five Nights at Freddy's: Security Breach
Shared: Horror · Singleplayer · Multiple Endings

Outlast
Shared: Horror · Psychological Horror · Adventure

SILENT HILL f
Shared: Horror · Psychological Horror · Adventure

Darkwood
Shared: Horror · Adventure · Psychological Horror

Little Nightmares
Shared: Horror · Adventure · Singleplayer

Danganronpa: Trigger Happy Havoc
Shared: Anime · Horror · Psychological Horror

Milk inside a bag of milk inside a bag of milk
Shared: Horror · Psychological Horror · Adventure

Danganronpa 2: Goodbye Despair
Shared: Anime · Psychological Horror · Adventure

Blair Witch
Shared: Horror · Adventure · Psychological Horror

The Casting of Frank Stone™
Shared: Horror · Adventure · Multiple Endings

Still Wakes the Deep
Shared: Horror · Psychological Horror · Adventure

The Medium
Shared: Horror · Adventure · Psychological Horror

Hellblade II: Senua’s Saga
Shared: Psychological Horror · Action-Adventure · Adventure

SILENT HILL: Townfall
Shared: Horror · Adventure · Psychological Horror

Mad Father
Shared: Horror · Psychological Horror · Anime

SOMA
Shared: Horror · Psychological Horror · Adventure

No, I'm not a Human
Shared: Horror · Psychological Horror · Singleplayer

The Beast Inside
Shared: Horror · Adventure · Psychological Horror