Games like Lament/邸宅の幽鬼
Games like Lament/邸宅の幽鬼 include Raging Loop, Tiny Bunny, Stray, Little Nightmares, and Little Nightmares II. We matched them by the tags players give Lament/邸宅の幽鬼 on Steam (Adventure, Visual Novel, Sci-fi, Dark Fantasy, and Horror): closest matches first, and among equally close ones the better-known games.

Raging Loop
Shared: Visual Novel · Adventure · Indie

Tiny Bunny
Shared: Visual Novel · Horror · Singleplayer

Stray
Shared: Adventure · Singleplayer · Horror

Little Nightmares
Shared: Adventure · Horror · Singleplayer

Little Nightmares II
Shared: Adventure · Horror · Singleplayer

Return to Shironagasu Island
Shared: Adventure · Visual Novel · Horror

Tales of the Black Forest
Shared: Adventure · Horror · Indie

Banebush
Shared: Visual Novel · Horror · Adventure

Hellblade: Senua's Sacrifice
Shared: Adventure · Singleplayer · Horror

Observation
Shared: Adventure · Sci-fi · Indie

Blasphemous
Shared: Dark Fantasy · Indie · Violent

Mortal Shell II
Shared: Dark Fantasy · Singleplayer · Violent

CARRION
Shared: Horror · Adventure · Indie

Atomic Heart
Shared: Adventure · Singleplayer · Horror

The Coma 2: Vicious Sisters
Shared: Adventure · Horror · Singleplayer

Subnautica
Shared: Horror · Adventure · Singleplayer

Blair Witch
Shared: Adventure · Horror · Indie

ROUTINE
Shared: Sci-fi · Singleplayer · Adventure

CAYNE
Shared: Adventure · Horror · Sci-fi

Subnautica: Below Zero
Shared: Singleplayer · Horror · Adventure

Sixtieth Kilometer
Shared: Visual Novel · Adventure · Indie

Bramble: The Mountain King
Shared: Adventure · Horror · Dark Fantasy

Poppy Playtime
Shared: Horror · Singleplayer · Adventure

Milk inside a bag of milk inside a bag of milk
Shared: Visual Novel · Horror · Adventure