PCGame

Kugayama Shiori's Death Diary

Choice-driven horror visual novel about investigating a ghost's lost memories

Laplacian · Released Apr 29, 2026

AdventureCasual

AI-generated content disclosed

Reviews
Overwhelmingly Positive
95% of 1,119
Recent reviews
Very Positive
91% of 108 in 30 days
Players
17
daily peak, Oct 28, 2026
Steam Deck
Verified
Last update on Steam
2 months ago
Aug 6, 2026
Minimum PC
5 GB disk
Full requirements

What is Kugayama Shiori's Death Diary?

You help Shiori, a ghost who remembers only her name, investigate her death in this visual novel. You read dialogue, interact with other ghosts, and collect archive entries for an Urban Legend Encyclopedia. Your choices lead to different endings.

For you if...

  • +you enjoy ghost stories mixing dark comedy and emotional drama

Not for you if...

  • −you want to avoid violence, suicide, or frightening imagery

What players say

95% of 1,119 reviews are positive · 91% of 108 in the last 30 days

Players praise the story's twists, the characters, and the voice acting. The most common complaint concerns backgrounds that players describe as AI-generated.

Screenshots and trailer

Kugayama Shiori's Death Diary screenshot 1

Kugayama Shiori's Death Diary system requirements

Minimum: 5 GB of disk space.

As published by the developer.

Can my PC run Kugayama Shiori's Death Diary?

The published requirements do not name a graphics card we can compare.

Set up my PC →

Minimum

OS
Microsoft OS: Windows 11
Processor
Intel core 3GHz
Memory
4 MB RAM
Storage
5 GB available space

Does Kugayama Shiori's Death Diary have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Does Kugayama Shiori's Death Diary run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

  • All functionality is accessible with the default controller configuration
  • Shows Steam Deck controller icons
  • In-game text is legible on Steam Deck
  • Default graphics settings perform well on Steam Deck

PC version details

DRM
None declared on Steam
Controller
Keyboard and mouse
Platforms
Windows
Achievements
12
Steam features
Cloud saves, Family Sharing
Languages
Full audio: Japanese. Text only: English, Simplified Chinese.

Does Kugayama Shiori's Death Diary use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

Generative AI was used solely to assist with select background assets, exclusively through Adobe Firefly, a rights-cleared tool. No AI content is generated in real time during gameplay.

The statement mentions: Art

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam

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