Searching rooms for keys, plates, and tools.
: After solving early puzzles—including burning objects for keys and the Piano Puzzle —you will eventually find a way into the basement. Key Puzzles & Solutions ao oni 3.0
While later versions (like 5.2 and 6.2) introduced vastly different puzzles and extended endings, version 3.0 featured the classic puzzle layout. The puzzles required players to manipulate basement jail cells, complete library block puzzles, and navigate the annex building. It also locked in the grim reality that, despite the player's best efforts, Hiroshi's friends are systematically hunted down and transformed into Oni variants. Visuals and Sound Design Searching rooms for keys, plates, and tools
: Standard hiding spots like wardrobes and barrels are available. Ensure the Oni is not in the room when you enter them. The puzzles required players to manipulate basement jail
| Version | Platforms | Notes | | :--- | :--- | :--- | | | PC (Original) | The classic, best played with fan translations. | | Ao Oni (2024 Remaster) | Steam , Nintendo Switch | Modern update of the original game. | | Ao Oni 3 (Mobile) | iOS , Android | A new sequel set on a stranded island. |
Version 3.0 features two major puzzles that have become legendary among fans: