Games like Kugayama Shiori's Death Diary
Games like Kugayama Shiori's Death Diary include The Wolf Among Us, PARANORMASIGHT: The Seven Mysteries of Honjo, Hira Hira Hihiru, Urban Myth Dissolution Center, and Tiny Bunny. We matched them by the tags players give Kugayama Shiori's Death Diary on Steam (Adventure, Casual, Visual Novel, Choose Your Own Adventure, and 2D Platformer): closest matches first, and among equally close ones the better-known games.

The Wolf Among Us
Shared: Adventure · Choose Your Own Adventure · Visual Novel

PARANORMASIGHT: The Seven Mysteries of Honjo
Shared: Adventure · Visual Novel · Text-Based

Hira Hira Hihiru
Shared: Adventure · Casual · Visual Novel

Urban Myth Dissolution Center
Shared: Visual Novel · Adventure · 2D

Tiny Bunny
Shared: Visual Novel · Horror · Adventure

Danganronpa: Trigger Happy Havoc
Shared: Visual Novel · Adventure · Mystery

Marco & The Galaxy Dragon
Shared: Visual Novel · Adventure · Casual

AIR
Shared: Adventure · Casual · Visual Novel

Danganronpa 2: Goodbye Despair
Shared: Visual Novel · Adventure · Mystery

Far Away
Shared: Visual Novel · Choose Your Own Adventure · Adventure

Raging Loop
Shared: Adventure · Visual Novel · Mystery

The Great Ace Attorney Chronicles
Shared: Adventure · Visual Novel · Text-Based

Return to Shironagasu Island
Shared: Adventure · Visual Novel · Horror

AI: The Somnium Files
Shared: Visual Novel · Adventure · Mystery

Suzerain
Shared: Visual Novel · Choose Your Own Adventure · Text-Based

Decollate Decoration
Shared: Adventure · Casual · Visual Novel

The Test
Shared: Choose Your Own Adventure · Visual Novel · Adventure

Hooked on You: A Dead by Daylight Dating Sim™
Shared: Visual Novel · Choose Your Own Adventure · Text-Based

Summer Pockets REFLECTION BLUE
Shared: Visual Novel · Choose Your Own Adventure · Casual

Kanon
Shared: Adventure · Casual · Visual Novel

Slay the Princess — The Pristine Cut
Shared: Visual Novel · Choose Your Own Adventure · Horror

The Life and Suffering of Sir Brante
Shared: Choose Your Own Adventure · Visual Novel · Text-Based

Fate/hollow ataraxia REMASTERED
Shared: Adventure · Visual Novel · Choose Your Own Adventure

Until Then
Shared: Visual Novel · Adventure · 2D