| App ID | 3205000 |
| App Type | Game |
| Store Name | Anomaly Mahjong |
| Developer | YUTAMARO WORLD |
| Publisher | YUTAMARO WORLD |
| Supported Systems | Windows |
| Technologies | Unreal Engine |
| Last Changenumber | 31749958 |
| Last Record Update | 19 October 2025 – 05:53:10 UTC ( |
| Release Date | 26 September 2024 – 15:00:25 UTC ( |
Can you escape from the strange Mahjong that goes on forever? Note: Knowledge of Japanese Mahjong is required to play this game. "Ihen Mahjong" is a Mahjong game where you spot "abnormalities" during play in special rounds dedicated to identifying these "abnormalities," and solve "Mahjong Puzzles"
Additional Information
| Developer | YUTAMARO WORLD | |||||||||||||||||
| community_visible_stats | Yes | |||||||||||||||||
| ReleaseState | released | |||||||||||||||||
| Publisher | YUTAMARO WORLD | |||||||||||||||||
| Store Release Date | 26 September 2024 – 15:00:29 UTC ( |
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| osarch | 64 | |||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||
| Social Media | https://x.com/iiintyo https://www.youtube.com/@YUTAMAROWORLD |
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| Primary Genre | Casual (4) | |||||||||||||||||
| Store Genres | Casual (4), Indie (23), Simulation (28), Strategy (2) | |||||||||||||||||
| Steam Release Date | 26 September 2024 – 15:00:25 UTC ( |
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| Store Asset Modification Time | 9 October 2025 – 16:16:35 UTC ( |
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| library_assets |
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| osextended | empty string | |||||||||||||||||
| name_localized |
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| review_score | 5 | |||||||||||||||||
| review_percentage | 62 | |||||||||||||||||
| Detected Technologies (?) | Unreal Engine, Intel_OID SDK, Intel_oneTBB SDK, NVIDIA_Nsight_Aftermath SDK, Ogg SDK, Vorbis SDK, XAudio2 SDK | |||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||
| First seen on SteamDB | 30 August 2024 – 14:23:16 UTC ( |
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Supported Languages
| 5 Languages | Interface | Full Audio | Subtitles | Achievements |
|---|---|---|---|---|
| Japanese | Yes | Yes | ||
| English | Yes | Yes | ||
| Simplified Chinese | Yes | Yes | ||
| Traditional Chinese | Yes | Yes | ||
| Korean | Yes | Yes |
Tags
Categories
Assets
Load all asset images
| trailer_name | 異変麻雀紹介動画 |
| trailer_category | 1 |
| microtrailer ↴ | |
| video/webm | 3205000/1764419609/9157f3761744de073e4d1e58e4889dab88dbe9c2/1760024380/microtrailer.webm |
| video/mp4 | 3205000/1764419609/9157f3761744de073e4d1e58e4889dab88dbe9c2/1760024380/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 3205000/1764419609/9157f3761744de073e4d1e58e4889dab88dbe9c2/1760024380/dash_av1.mpd |
| dash_h264 | 3205000/1764419609/9157f3761744de073e4d1e58e4889dab88dbe9c2/1760024380/dash_h264.mpd |
| hls_h264 | 3205000/1764419609/9157f3761744de073e4d1e58e4889dab88dbe9c2/1760024380/hls_264_master.m3u8 |
| screenshot_medium | 257214914/02a0e3d5ef45a4a375b39038c09c7f85f1628e25/movie_600x337.jpg |
| screenshot_full | 257214914/02a0e3d5ef45a4a375b39038c09c7f85f1628e25/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 9 October 2025 – 16:16:43 UTC |
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