Announcement
v4.01AccidentHouse Ver4.01 has been delivered!
This update includes numerous changes and fixes. Please refer to the Japanese version for the full details. Please X(Twitter) Follow!!
Steam
AccidentHouse
Also known as AccidentHouse, a, accidenthouse
AccidentHouse is a short first-person horror game developed by a 19-year-old Japanese student. Explore a dark abandoned house, collect keys, evade lurking threats, and uncover the truth behind a mysterious incident from two years ago.
Last update
3 Jun 2026
Players now
0
Original sources
1
Latest update
Latest updates
Update history
Browse past updates and patch notes for this game.
- January 2023
- AccidentHouse Ver3.02 has been delivered!・Fixed a bug! Please Follow!! https://twitter.com/KENGOHAZARD
- July 2022
- AccidentHouse Ver3.01 has been delivered!・Real-time ray tracing is now supported ・NVIDIA DLSS is now supported and more... Please play it! Please Follow!! https://twitter.com/KENGOHAZARD
- April 2022
- AccidentHouse Ver2.04 has been delivered!・Fixed a bug when playing in Easy mode. and more... Please play it!
- AccidentHouse Ver2.03 has been delivered!・Fixing bugs. and more... Please play it!
- AccidentHouse Ver2.02 has been delivered!・Fixing bugs. ・Adjusted the difficulty level! and more... Please play it!
- AccidentHouse Ver2.01 has been delivered!・Added new enemies ・Disable some enemies and more... Please play it!
- November 2021
- AccidentHouse Ver1.05 has been delivered!・Fixing bugs. ・Changed the UI design! ・Information about the next game has been released! and more... Please play it!
- December 2020
- In addition to fixing bugs, extra content items have been added and more... Please play it!Store
- AccidentHouse Ver1.02 has been delivered!I improved the quality by referring to the reviews Please play it!
- AccidentHouse is officially released!New enemies, endings, etc. have been added Please enjoy!
- AccidentHouse is now playable!The bug has been fixed and you can now play normally. We apologize for the inconvenience.
Gallery
In-game media
Achievements
Community progression
Top picks from 35 Steam achievements, sorted by player unlock rates.
- Launch AccidentHouseStart!96.7%
- Creepy Abandoned HouseStart the Tutorial93.8%
- "No.1" Kokeshi dollPick up kokeshi doll180.2%
- Danger AheadInvestigate the Second Floor77.2%
- PrologueHidden77.0%
- PursuerBe Chased by an Enemy for the First Time75.1%