Games like Roman's Christmas / 罗曼圣诞探案集
Games like Roman's Christmas / 罗曼圣诞探案集 include Magical Girl Witch Trials, Phoenix Wright: Ace Attorney Trilogy, The Wolf Among Us, AI: The Somnium Files, and Disco Elysium - The Final Cut. We matched them by the tags players give Roman's Christmas / 罗曼圣诞探案集 on Steam (LGBTQ+, Visual Novel, Detective, Point & Click, and Noir): closest matches first, and among equally close ones the better-known games.

Magical Girl Witch Trials
Shared: Visual Novel · Detective · LGBTQ+

Phoenix Wright: Ace Attorney Trilogy
Shared: Visual Novel · Detective · Story Rich

The Wolf Among Us
Shared: Detective · Visual Novel · Story Rich

AI: The Somnium Files
Shared: Visual Novel · Detective · Story Rich

Disco Elysium - The Final Cut
Shared: Detective · Story Rich · Point & Click

Raging Loop
Shared: Visual Novel · Detective · Mystery

Tangle Tower
Shared: Detective · Point & Click · Visual Novel

L.A. Noire
Shared: Detective · Noir · Story Rich

Danganronpa: Trigger Happy Havoc
Shared: Visual Novel · Detective · Story Rich

No Case Should Remain Unsolved
Shared: Visual Novel · Investigation · Point & Click

Back to the Dawn
Shared: Detective · Story Rich · Multiple Endings

The Mermaid Mask
Shared: Detective · Point & Click · Visual Novel

The Roottrees are Dead
Shared: Detective · Point & Click · Investigation

Strange Horticulture
Shared: Detective · Mystery · Point & Click

This Bed We Made
Shared: LGBTQ+ · Story Rich · Mystery

Duck Detective: The Secret Salami
Shared: Detective · Investigation · Noir

Unheard - Voices of Crime
Shared: Detective · Mystery · Story Rich

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Visual Novel · Investigation · Multiple Endings

Cyber Manhunt 2: New World - The Hacking Simulator
Shared: Detective · Point & Click · Investigation

The Murder of Sonic the Hedgehog
Shared: Visual Novel · Point & Click · Detective

Danganronpa 2: Goodbye Despair
Shared: Visual Novel · Detective · Story Rich

Return of the Obra Dinn
Shared: Detective · Story Rich · Mystery

The Test: Hypothesis Rising
Shared: Visual Novel · Multiple Endings · Story Rich

Tails Noir
Shared: Detective · Visual Novel · Point & Click