Games like Sanfu
Games like Sanfu include Firework, Murders on the Yangtze River, Phoenix Wright: Ace Attorney Trilogy, Sally Face - Episode One, and OMORI. We matched them by the tags players give Sanfu on Steam (Mystery, RPG, Puzzle, 2D, and Adventure): closest matches first, and among equally close ones the better-known games.
Firework
Shared: Puzzle · Mystery · 2D
Murders on the Yangtze River
Shared: Puzzle · Mystery · Adventure
Phoenix Wright: Ace Attorney Trilogy
Shared: Mystery · Visual Novel · Puzzle
Sally Face - Episode One
Shared: Puzzle · Mystery · Adventure
OMORI
Shared: RPG · Story Rich · 2D
Return of the Obra Dinn
Shared: Mystery · Puzzle · Story Rich
The Incident at Galley House
Shared: Mystery · Puzzle · Adventure
Cyber Manhunt
Shared: RPG · Puzzle · Mystery
Lost in Play
Shared: Puzzle · 2D · Colorful
Unheard - Voices of Crime
Shared: Mystery · Puzzle · RPG
WILL: A Wonderful World / WILL：美好世界
Shared: RPG · Puzzle · Adventure
The Death Game Report
Shared: Mystery · Puzzle · Adventure
Impostor Factory
Shared: RPG · 2D · Adventure
The Rewinder
Shared: Mystery · Adventure · Puzzle
GRIS
Shared: Adventure · Hand-drawn · 2D
The White Door
Shared: Puzzle · Adventure · Mystery
Chants of Sennaar
Shared: Puzzle · Adventure · Colorful
The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Adventure · Story Rich
The Crown of Leaves
Shared: Adventure · Visual Novel · Story Rich
Tales of the Black Forest
Shared: RPG · Adventure · Visual Novel
Servant of the Lake
Shared: Puzzle · Adventure · Mystery
Creaks
Shared: Puzzle · 2D · Hand-drawn
Tangle Tower
Shared: Puzzle · Mystery · Visual Novel