Games like Villa No. 1
Games like Villa No. 1 include Sanfu, Firework, Cyber Manhunt, Unheard - Voices of Crime, and Murders on the Yangtze River. We matched them by the tags players give Villa No. 1 on Steam (Puzzle, RPG, 2D Platformer, Puzzle Platformer, and Mystery): closest matches first, and among equally close ones the better-known games.

Sanfu
Shared: RPG · Puzzle · Mystery

Firework
Shared: Puzzle · Mystery · Psychological Horror

Cyber Manhunt
Shared: RPG · Puzzle · Mystery

Unheard - Voices of Crime
Shared: Puzzle · Mystery · Crime

Murders on the Yangtze River
Shared: Puzzle · Mystery · Puzzle Platformer

Sally Face - Episode One
Shared: Puzzle · Psychological Horror · Mystery

OMORI
Shared: RPG · Psychological Horror · Story Rich

Braid
Shared: Puzzle · Puzzle Platformer · 2D Platformer

Creaks
Shared: Puzzle · Puzzle Platformer · Hand-drawn

INSIDE
Shared: Puzzle Platformer · Puzzle · 2D Platformer

Laughing to Die
Shared: Puzzle · 2D Platformer · Puzzle Platformer

Trine 2: Complete Story
Shared: Puzzle Platformer · 2D Platformer · Puzzle

Cube Escape Collection
Shared: Puzzle · Mystery · Psychological Horror

LIMBO
Shared: Puzzle · Puzzle Platformer · Indie

The Pedestrian
Shared: Puzzle · Puzzle Platformer · 2D Platformer

Gorogoa
Shared: Puzzle · Hand-drawn · Indie

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

Paper Bride
Shared: Puzzle · Mystery · Puzzle Platformer

Turnip Boy Commits Tax Evasion
Shared: Puzzle · RPG · Psychological Horror

Rusty Lake Paradise
Shared: Puzzle · Psychological Horror · Mystery

CrossCode
Shared: RPG · Puzzle · Indie

The Hex
Shared: Mystery · Psychological Horror · RPG

Servant of the Lake
Shared: Puzzle · Mystery · Psychological Horror

The White Door
Shared: Puzzle · Mystery · Psychological Horror