Kugayama Shiori's Death Diary

Kugayama Shiori’s Death Diary is developed by Laplacian and published by Laplacian, released on Apr 29, 2026.

A mystery visual novel where horror meets occult comedy. Follow Kugayama Shiori, a ghost who casually dies over and over as she searches for her cause of death and the regrets that bind her to this world. Her investigation will eventually lead to a single incident—and the truth behind her demise.

Basic Information

Store page feature tags: Single-player, Steam Achievements, Steam Cloud, Family Sharing.

Official Introduction Key Points

1. Kugayama Shiori’s Death Diary is a visual novel where you advance the story by making choices that appear throughout the game.
2. Every decision needed to uncover the death and regrets of the ghost, Kugayama Shiori, is left entirely in your hands.
3. There are multiple endings, and depending on your choices, the story may lead to unexpected conclusions.
4. Interact with all sorts of ghosts, collect archive entries to fill out the Urban Legend Encyclopedia, and unravel the truth behind the story.
5. *This is a work of fiction.
6. *Estimated playtime: around 10 hours.
7. *Includes scenes containing violence, frightening imagery, and depictions of suicide.
8. ＜Blood Filter＞

Minimum System Requirements (Windows)

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

Achievement Highlights

• Ending 01
• Ending 02
• Ending 03
• Ending 04
• Ending 05
• Ending 06
• Ending 07
• Ending 08

Official Screenshots

This page’s gallery section collects all 9 official screenshots of Kugayama Shiori’s Death Diary.

The content above is from publicly available data on the Steam store page. In case of any discrepancies with the store page, the store page shall prevail.