Screenshots
Watch trailer on Steam ↗Aooni The Horror of Blueberry Onsen
Game Studio Inc. · Published by Game Studio Inc. · Official site ↗
Mostly Positive — 78% positive (324 reviews) · 56 achievements
Last updated 3 Oct 2026
Challenge yourself while being chased by fear! A horror puzzle action adventure! ■A completely new version of the legendary horror game "Ao Oni"!
£8.00
Lowest price we've ever recorded
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Price history
Action, Adventure, Indie · 2025 · More £5 - £15 games
Embark on a chilling journey as you navigate through the eerie corridors of Blueberry Onsen, evading the relentless pursuit of fear in this unique horror puzzle game.
About this game
Challenge yourself while being chased by fear! A horror puzzle action adventure!
■A completely new version of the legendary horror game "Ao Oni"!
[What is the new "blue tragedy" unfolding at the abandoned hot spring?]
The once-popular hot spring inn known for its "beauty-enhancing hot spring" is now a ruin.
There was a rumor that it was haunted.
Hiroshi, Takeshi, Mika, and Takuro visit the abandoned hot spring inn to record “Mika Channel” and encounter a “suspicious man” and “Ai” there...
What is the Blueberry Hot Spring found in the abandoned inn, and what awaits them in its deepest depths...?
Can Hiroshi and the others escape safely?
■Many new systems have been added!
There are many new elements such as conversations with characters, cooperative play with friends, and a chat function.
In addition, many new species of blue demons appear! There is even a monster in the form of a humanoid dog...?
■The fastest game ever! 16x speed mode” has been added!
In “High Speed Mode” you can freely choose between 2x and 16x speed!
Can you escape from the "Ao Oni" chasing you at high speed?
■Online ranking function added!
Participate in online ranking by your score when you clear the game!
Play quickly and without mistakes, and aim for a high score!
System Requirements
Will my PC run this? →Minimum
- OS: 64-bit Windows 10
- Processor: Intel Core i5
- Graphics: DX11, DX12 capable
- DirectX: Version 11
- Storage: 1 GB available space
Supported Languages
Latest news
Patch NotesOfficial
About the Version 1.0.6 Update
Hello, this is the Ao Oni development team. Today, we released an update for “Aooni The Horror of Blueberry Onsen” The details of the fixes and improvements are as follows: Feature Improvements: Changed the display method for the control guide Thank you for your continued support of “Aooni The Horror of Blueberry Onsen”Read full article on Community Announcements (sakashita.y)Patch NotesOfficial
Regarding the Version 1.0.5 Update
Hello, this is the Ao Oni development team. We have released an update for “Ao Oni: The Horror of Blueberry Onsen.” The details of the update are as follows: Feature Improvements - Adjusted the menu screen to support the new DLC Thank you for your continued support of “Ao Oni: The Horror of Blueberry Onsen.”Read full article on Community Announcements (sakashita.y)Patch NotesOfficial
About the Version 1.0.4 Update
Hello, this is the Ao Oni Development Team. Today, we released an update for Aooni The Horror of Blueberry Onsen. The details of the update are as follows: Bug Fixes- Fixed an issue where Ao Oni would appear in incorrect locations on certain maps Fixed certain processes related to locked doors Fixed other minor bugs Balance Adjustments- Adjusted the behavior of some doors that were difficult to open Thank you for your continued support of Aooni The Horror of Blueberry Onsen.Read full article on Community Announcements (sakashita.y)AnnouncementsOfficial
Regarding Startup Errors
Hello from the Aooni Support Team. We are currently aware of an issue where the game "Aooni The Horror of Blueberry Onsen" fails to launch due to a startup error. We apologize for any inconvenience this may have caused. To resolve this issue, please try the following steps: 1. Disable Steam Cloud Save Right-click on "Aooni" in your Steam Library and select "Properties." In the "General" tab, uncheck the option labeled "Keep game saves in the Steam Cloud for Aooni." 2. Delete the Game's Local Data Folder C:\Users\\AppData\LocalLow\GameStudioInc_\AooniB Note: The drive letter "C" may vary depending on your system configuration. Delete the contents of the "AooniB" folder. Note: The "AppData" folder is hidden by default. To access it, you may need to enable the display of hidden files and folders in your system settings. 3. Reinstall the Game Uninstall "Aooni The Horror of Blueberry Onsen " from your system. Reinstall the game through Steam. Launch the game to check if the issue is resolved. Thank You. Aooni Support Team.Read full article on Community Announcements (sakashita.y)AnnouncementsOfficial
"Aooni The Horror of Blueberry Onsen" Now Available!
The Steam version of "Aooni The Horror of Blueberry Onsen" is now officially released! The latest installment in the Aooni series is here! What is the secret behind the mysterious Blueberry Hot Springs hidden in an abandoned inn? And what awaits deep within its depths...? Will Hiroshi and his friends be able to escape safely? Don’t forget to try out the high-speed mode — up to 16x faster gameplay for an intense experience!Read full article on Community Announcements (sakashita.y)
