Games like 星夜往事录：彩蜃
Games like 星夜往事录：彩蜃 include Cyber Manhunt, Firework, Undertale, Sanfu, and Ten Trials of Babel: The Doppelganger Maze. We matched them by the tags players give 星夜往事录：彩蜃 on Steam (RPG, Puzzle, 2D Platformer, 2D, and Mystery): closest matches first, and among equally close ones the better-known games.
Cyber Manhunt
Shared: RPG · Puzzle · Mystery
Firework
Shared: Puzzle · 2D · Indie
Undertale
Shared: Story Rich · RPG · 2D
Sanfu
Shared: RPG · Puzzle · Mystery
Ten Trials of Babel: The Doppelganger Maze
Shared: RPG · Story Rich · 2D
OneShot
Shared: Story Rich · Puzzle · Indie
DELTARUNE
Shared: RPG · Story Rich · 2D
CrossCode
Shared: RPG · Puzzle · 2D
Return of the Obra Dinn
Shared: Puzzle · Mystery · Story Rich
Murders on the Yangtze River
Shared: Puzzle · Story Rich · Mystery
The Hex
Shared: Story Rich · Indie · Mystery
Unheard - Voices of Crime
Shared: Mystery · Puzzle · RPG
WILL: A Wonderful World / WILL：美好世界
Shared: RPG · Puzzle · Story Rich
Sally Face - Episode One
Shared: Story Rich · Puzzle · Indie
Papers, Please
Shared: Indie · Puzzle · Singleplayer
Tales of the Black Forest
Shared: RPG · Indie · Story Rich
Heartbound
Shared: RPG · Story Rich · 2D
Void Stranger
Shared: Puzzle · Mystery · 2D
OMORI
Shared: RPG · Story Rich · Indie
Celeste
Shared: 2D Platformer · Indie · 2D
Braid
Shared: Puzzle · 2D Platformer · 2D
To the Moon
Shared: Story Rich · Indie · RPG
Impostor Factory
Shared: RPG · Story Rich · 2D
月华辉映之刻
Shared: RPG · Otome · Mystery