Anomaly Mahjong
Developed by YUTAMARO WORLD · Published by YUTAMARO WORLD
At a glance
Overview
A casual, indie, simulation game by YUTAMARO WORLD, published by YUTAMARO WORLD — single-player.
Steam’s own one-line description: “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"” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Anomaly Mahjong.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: Intel Core i7-6700
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce GTX 1060 3GB
- DirectX: Version 12
- Storage: 2 GB available space
Recommended
- Requires a 64-bit processor and operating system
Supported languages (5)
Anomaly Mahjong FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Anomaly Mahjong?
Steam classifies Anomaly Mahjong as a Casual, Indie, Simulation, Strategy game, developed by YUTAMARO WORLD. 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"
How much does Anomaly Mahjong cost?
As of June 2026, Steam lists Anomaly Mahjong at $4.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Anomaly Mahjong single-player or multiplayer?
Steam lists these modes for Anomaly Mahjong: Single-player. It lists a single-player mode.
Is Anomaly Mahjong on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Anomaly Mahjong for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Anomaly Mahjong out yet?
Yes — Steam lists a release date of Sep 26, 2024.
What platforms is Anomaly Mahjong on?
Anomaly Mahjong is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Anomaly Mahjong single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Anomaly Mahjong cost?
Steam lists it at $4.99.
Does Anomaly Mahjong have achievements?
Yes — Steam lists 13 achievements for Anomaly Mahjong.
Who made Anomaly Mahjong?
Anomaly Mahjong is developed by YUTAMARO WORLD and published by YUTAMARO WORLD.
Where to get Anomaly Mahjong
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, YUTAMARO WORLD.