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TOUHOU GENSOU MAHJONG
Engage in all manner of Mahjong! From standard matches to total chaos, featuring over 130 Touhou characters from 20+ entries! The match of your dreams awaits!
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“Gensou Mahjong is a complicated game to talk about, especially due to its history. There used to be a few other Touhou Mahjong games released before this one, which were significantly cheaper, but a lot harder to access legitimately. So for the rest of this review, I will talk…”
— a player, Steam review · 132 hrs played“If you ask me a year ago whether I would recommend this game, I would say no. The price is way too high for a single player mahjong experience which is absolutely not everyone. However, the price is lower, and the multiplayer room is suddenly populated again, I can regularly…”
— a player, Steam review · 36 hrs playedPlayer activity
Monthly average concurrent players. History through 2026-08 via SteamCharts; self-collected from the Steam API since Aug 2026.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Maintenance Update Jan,14 2026
We have updated Touhou Gensou Mahjong to v1.2.16a. *This update fixes issues exclusive to the Steam version, so it is being released ahead of the Switch version. The Switch version will also be update
Mima Returns! - Oct,29 2025
We have updated Touhou Fantasy Mahjong to v1.2.16. To coincide with the release of the Switch package version (in Japan), the Steam version will also be updated. Chinese (Simplified & Traditional) Sup
Urgent Update Oct,5 2025
A vulnerability has been disclosed in applications using the Unity engine . Touhou Gensou Mahjong is scheduled for an update on October 30th. As an emergency measure, we will update only the Unity run
Maintenance Update May,16 2025
Touhou Gensou Mahjong has been updated to v1.2.15b. *The Switch version has also been updated, but it is labeled “1.2.15a”. The fixes are the same for both versions. As we have not made any adjustment
Cross-platform matching support - May,1 2025
We have updated Touhou Gensou Mahjong to v1.2.15a. Cross-platform battles are now available! We've been working hard on this update, and we're finally able to announce that cross-platform matches betw
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Casual, Indie, Sports |
| Player tags | Multiplayer · PvP · Mahjong · Board Game · Tabletop · Casual · Sports · Anime · 2D · Singleplayer · Indie · Faith (SteamSpy community voting) |
| Features | Single-player · Multi-player · PvP · Online PvP · Partial Controller Support · Steam Cloud · Family Sharing |
| Languages | Japanese * , English * |
| Official site | http://thmj.dna-softwares.com/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10, 11 (x64) Processor: Core i5 or Ryzen 5 or equivalent Memory: 8 GB RAM Graphics: GeForce GTX 1060, Radeon RX 570 or equivalent DirectX: Version 11 Storage: 2 GB available space Sound Card: with stereo output