異変麻雀

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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 ()

❓ 59.46%

86 reviews

In-Game

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 ()

osarch

community_hub_visible

Yes

Social Media

https://x.com/iiintyo
https://www.youtube.com/@YUTAMAROWORLD

Primary Genre

Casual (4)

Store Genres

Casual (4), Indie (23), Simulation (28), Strategy (2)

Steam Release Date

26 September 2024 – 15:00:25 UTC ()

Store Asset Modification Time

9 October 2025 – 16:16:35 UTC () (1760026595)

library_assets

library_capsule	ja,en,ko,zh-cn,zh-tw
library_hero	en,ja
library_logo	en,ja,ko,zh-cn,zh-tw
library_header	en,ja,ko,zh-tw,zh-cn
logo_position ↴
pinned_position	UpperCenter
width_pct	100
height_pct	100

osextended

empty string

name_localized

english	Anomaly Mahjong
koreana	이변 마작
schinese	异变麻将
tchinese	異變麻將

review_score

review_percentage

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 (), in changelist #25012953

Supported Languages

5 Languages	Interface	Achievements
Japanese	Yes	Yes
English	Yes	Yes
Simplified Chinese	Yes	Yes
Traditional Chinese	Yes	Yes
Korean	Yes	Yes

Assets

Load all asset images

clienticon

bde40d27ddf35d5cd0435d7dafe971cc62133af5

clienttga

de0bd2a45496d0a77189cefef16e068665b3499f

icon

6c926f5a59cf020f98a004d1ef67dad326139b17

small_capsule

japanese	a2f37fbcabe0be12c7e6f73d4a1c02899fd87a5e/capsule_231x87_japanese.jpg
english	39e063fbc5b85bd2d55978f95d6db9e12f4254c8/capsule_231x87.jpg
koreana	826159ccd12116e2f52488cfb8be440572ae7686/capsule_231x87_koreana.jpg
schinese	aea2e132e28b5c1831c9f38d859844332d535eed/capsule_231x87_schinese.jpg
tchinese	55c7d2602dca1b071f73d86c8e8987177fb20f7e/capsule_231x87_tchinese.jpg

header_image

japanese	9f354c26da3e50876d3a70152870984165e5d1a1/header_japanese.jpg
english	1be1d14f0022a342f133606ef42a78b7b603fc4e/header.jpg
schinese	8ca815de34e38ca5065afde636d7f31b81a69bc8/header_schinese.jpg
koreana	ab94c54152505465587c1095848e3d20c16e4515/header_koreana.jpg
tchinese	83a05df4c5bf2ee7ef56b080d0fa76267675dca6/header_tchinese.jpg

library_assets_full

library_capsule ↴
image/japanese	5324250eb380feb26a2a3ec7913545a78fac5031/library_capsule_japanese.jpg
image/english	abb4e8b5357f00e128ba18f8dc4655822b83645c/library_capsule.jpg
image/koreana	d7c64ed224cc42299d86cdff70f4bc69cdf44df7/library_capsule_koreana.jpg
image/schinese	5ef7f4a5be9b1463b280e93ca16fe898124d26d1/library_capsule_schinese.jpg
image/tchinese	056ee5e22dd5e946d8e9cd34fa934f46de5475c1/library_capsule_tchinese.jpg
image2x/japanese	5324250eb380feb26a2a3ec7913545a78fac5031/library_capsule_japanese_2x.jpg
image2x/english	abb4e8b5357f00e128ba18f8dc4655822b83645c/library_capsule_2x.jpg
image2x/koreana	d7c64ed224cc42299d86cdff70f4bc69cdf44df7/library_capsule_koreana_2x.jpg
image2x/schinese	5ef7f4a5be9b1463b280e93ca16fe898124d26d1/library_capsule_schinese_2x.jpg
image2x/tchinese	056ee5e22dd5e946d8e9cd34fa934f46de5475c1/library_capsule_tchinese_2x.jpg
library_hero ↴
image/english	library_hero.jpg
image/japanese	library_hero_japanese.jpg
image2x/english	library_hero_2x.jpg
image2x/japanese	library_hero_japanese_2x.jpg
library_logo ↴
image/english	e9e4a3cd19d5281c87ed27cefbae110b2b50c742/logo.png
image/japanese	a5efb3f73eea7f6ca7956e6e93779f18c1a1a3b0/logo_japanese.png
image/koreana	cce1ff5f707ca8cf8b35c66e5d811fcc726fa131/logo_koreana.png
image/schinese	9e610cfb3e48412eed94b41d8b3877fcc9650e3c/logo_schinese.png
image/tchinese	07a24d4b2ec7f49f117915a92b2805a80ec96652/logo_tchinese.png
image2x/english	e9e4a3cd19d5281c87ed27cefbae110b2b50c742/logo_2x.png
image2x/japanese	a5efb3f73eea7f6ca7956e6e93779f18c1a1a3b0/logo_japanese_2x.png
image2x/koreana	cce1ff5f707ca8cf8b35c66e5d811fcc726fa131/logo_koreana_2x.png
image2x/schinese	9e610cfb3e48412eed94b41d8b3877fcc9650e3c/logo_schinese_2x.png
image2x/tchinese	07a24d4b2ec7f49f117915a92b2805a80ec96652/logo_tchinese_2x.png
logo_position/pinned_position	UpperCenter
logo_position/width_pct	100
logo_position/height_pct	100
library_header ↴
image/english	1be1d14f0022a342f133606ef42a78b7b603fc4e/library_header.jpg
image/japanese	9f354c26da3e50876d3a70152870984165e5d1a1/library_header_japanese.jpg
image/koreana	ab94c54152505465587c1095848e3d20c16e4515/library_header_koreana.jpg
image/tchinese	83a05df4c5bf2ee7ef56b080d0fa76267675dca6/library_header_tchinese.jpg
image/schinese	8ca815de34e38ca5065afde636d7f31b81a69bc8/library_header_schinese.jpg
image2x/english	1be1d14f0022a342f133606ef42a78b7b603fc4e/library_header_2x.jpg
image2x/japanese	9f354c26da3e50876d3a70152870984165e5d1a1/library_header_japanese_2x.jpg
image2x/koreana	ab94c54152505465587c1095848e3d20c16e4515/library_header_koreana_2x.jpg
image2x/tchinese	83a05df4c5bf2ee7ef56b080d0fa76267675dca6/library_header_tchinese_2x.jpg
image2x/schinese	8ca815de34e38ca5065afde636d7f31b81a69bc8/library_header_schinese_2x.jpg

Assets

main_capsule	d894ba24ac03f4b7fa475bc3700ef0893bc867f3/capsule_616x353.jpg
small_capsule	39e063fbc5b85bd2d55978f95d6db9e12f4254c8/capsule_231x87.jpg
header	1be1d14f0022a342f133606ef42a78b7b603fc4e/header.jpg
page_background	page_bg_generated_v6b.jpg
hero_capsule	81b6e44d47221acfddaa50c998eb248767f1b93d/hero_capsule.jpg
hero_capsule_2x	81b6e44d47221acfddaa50c998eb248767f1b93d/hero_capsule_2x.jpg
library_capsule	abb4e8b5357f00e128ba18f8dc4655822b83645c/library_capsule.jpg
library_capsule_2x	abb4e8b5357f00e128ba18f8dc4655822b83645c/library_capsule_2x.jpg
library_hero	library_hero.jpg
library_hero_2x	library_hero_2x.jpg
community_icon	6c926f5a59cf020f98a004d1ef67dad326139b17.jpg
page_background_path	app/3205000
raw_page_background	page_bg_raw.jpg
timestamp	9 October 2025 – 16:16:45 UTC

Trailer 1001896 ↴

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

Depots

ID	Configuration	Size	DL.
228989	Windows Shared InstallDepot from 228980VC 2022 Redist	No size
228990	Windows Shared InstallDepot from 228980DirectX Jun 2010 Redist	No size
3205001		741.86 MiB	618.52 MiB

Total size on disk is 741.86 MiB and total download size is 618.52 MiB.

Branches

Name	Description	Build ID	Time Updated
public		20260118	5 October 2025 – 14:27:50 UTC

Other

Name	Value
baselanguages	English, Japanese

異変麻雀

Additional Information

Supported Languages

Tags

Categories

Assets

Trailer 1001896 ↴

Depots

Branches

Other