Games like 告死天使招魂令 Death Angel Requiem
Games like 告死天使招魂令 Death Angel Requiem include OMORI, Tales of the Black Forest, Ib, The Witch's House MV, and Finding Paradise. We matched them by the tags players give 告死天使招魂令 Death Angel Requiem on Steam (RPG, Immersive Sim, 2D, Interactive Fiction, and Female Protagonist): closest matches first, and among equally close ones the better-known games.

OMORI
Shared: RPG · Psychological Horror · 2D

Tales of the Black Forest
Shared: RPG · Female Protagonist · Horror

Ib
Shared: 2D · RPG · Horror

The Witch's House MV
Shared: 2D · RPG · Horror

Finding Paradise
Shared: RPG · 2D · Interactive Fiction

MiSide
Shared: Cute · Psychological Horror · Horror

To the Moon
Shared: Interactive Fiction · RPG · Story Rich

KinitoPET
Shared: 2D · Immersive Sim · Psychological Horror

No Case Should Remain Unsolved
Shared: Interactive Fiction · Female Protagonist · Immersive Sim

Angels of Death
Shared: RPG · 2D · Horror

Undertale
Shared: RPG · 2D · Story Rich

Buddy Simulator 1984
Shared: Psychological Horror · RPG · Horror

Impostor Factory
Shared: RPG · 2D · Story Rich

Road to Empress I
Shared: RPG · Female Protagonist · Immersive Sim

Little Misfortune
Shared: Psychological Horror · Female Protagonist · Horror

The NOexistenceN of you AND me
Shared: Psychological Horror · Interactive Fiction · Cute

OneShot
Shared: Cute · Story Rich · 2D

Volcano Princess
Shared: RPG · Female Protagonist · Cute

Billionaire Lovers
Shared: RPG · Psychological Horror · Interactive Fiction

NEEDY STREAMER OVERLOAD
Shared: Psychological Horror · Cute · 2D

Mirror 2: Project X
Shared: Female Protagonist · Interactive Fiction · RPG

Cyber Manhunt
Shared: RPG · Immersive Sim · Simulation

Refind Self: The Personality Test Game
Shared: Interactive Fiction · Female Protagonist · 2D

Changed
Shared: Cute · Psychological Horror · 2D