Riichi City - Japanese Mahjong
Developed by Formirai Co., Ltd. · Published by Formirai Co., Ltd.
At a glance
Overview
A video game by Formirai Co., Ltd., published by Formirai Co., Ltd. — multi-player, pvp, online pvp, cross-platform multiplayer.
Steam’s own one-line description: “Riichi City is a competitive urban-style Anime mahjong game, featuring beginner-friendly mahjong tutorials, Ranked Matches and tournaments crowded with masters! Spice up the experience with our ACG characters voiced by famous CVs, and attractive items and decorations! Set off for Riichi City now!” — 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 Riichi City - Japanese Mahjong.
| Feature | Supported |
|---|---|
| Single-player | No |
| Multiplayer | Yes |
| Co-op | No |
| Online co-op | No |
| PvP | Yes |
| Cross-platform multiplayer | Yes |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | No |
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 7 SP1以上
- Processor: Intel Pentium Dual CPU E2180 2.00GHz
- Memory: 2 GB RAM
- Graphics: GeForce GT 430 / ATI Radeon HD 2600XT
- DirectX: Version 10
- Network: Broadband Internet connection
- Storage: 500 MB available space
Recommended
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: Intel Core i5 – 2.4 GHz
- Memory: 3 GB RAM
- Graphics: GeForce GT 430 / ATI Radeon HD 2600XT
- DirectX: Version 10
- Network: Broadband Internet connection
- Storage: 500 MB available space
Supported languages (4)
Riichi City - Japanese 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 Riichi City - Japanese Mahjong?
Steam classifies Riichi City - Japanese Mahjong as a video game, developed by Formirai Co., Ltd.. Riichi City is a competitive urban-style Anime mahjong game, featuring beginner-friendly mahjong tutorials, Ranked Matches and tournaments crowded with masters! Spice up the experience with our ACG characters voiced by famous CVs, and attractive items and decorations! Set off for Riichi City now!
Is Riichi City - Japanese Mahjong free to play?
Yes — Steam lists Riichi City - Japanese Mahjong as Free to Play.
Is Riichi City - Japanese Mahjong single-player or multiplayer?
Steam lists these modes for Riichi City - Japanese Mahjong: Multi-player, PvP, Online PvP, Cross-Platform Multiplayer. It’s built around multiplayer — Steam doesn’t list a dedicated single-player mode.
Is Riichi City - Japanese Mahjong on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Riichi City - Japanese Mahjong for Windows, macOS, Linux. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Does Riichi City - Japanese Mahjong support cross-platform play?
Steam tags Riichi City - Japanese Mahjong with Cross-Platform Multiplayer.
Is Riichi City - Japanese Mahjong out yet?
Yes — Steam lists a release date of Sep 8, 2022.
What platforms is Riichi City - Japanese Mahjong on?
Riichi City - Japanese Mahjong is listed for Windows, macOS, Linux on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Riichi City - Japanese Mahjong single-player or multiplayer?
Steam lists these modes: Multi-player, PvP, Online PvP, Cross-Platform Multiplayer.
How much does Riichi City - Japanese Mahjong cost?
It's free to play, per Steam.
Who made Riichi City - Japanese Mahjong?
Riichi City - Japanese Mahjong is developed by Formirai Co., Ltd. and published by Formirai Co., Ltd..
Where to get Riichi City - Japanese 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 · official site. Not affiliated with Valve/Steam, Formirai Co., Ltd..