Thank you for long waiting, the demo of the Steam version of “TOUHOU GENSOU MAHJONG” is now available!
You can also listen to the very best Touhou Arrangements by "regendary composer on video game", Motoi Sakuraba, and Takeshi Abo in this demo!
This demo version is available both in English and Japanese! Enjoy a un-real mahjong experience with rivals from around the world!
Steam Next Fest!
During the Steam Next Fest, there will be a streaming broadcast by the staff of “TOUHOU GENSOU MAHJONG”. The developers will each be taking questions from everyone in the chat box. Please join in!
More from TOUHOU GENSOU MAHJONG
Other announcements
Maintenance Update Jan,14 2026We 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 updated shortly. Note that it is still compatible with the current Switch version (1.2.16). Bug Fixes · Fixed the Traditional Chinese translations for slides in “Cirno's Mahjong Class” and some match mes…Mima Returns! - Oct,29 2025We 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. Feature Additions Chinese (Simplified & Traditional) Support “ Cirno's Mahjong class” has also been translated. Enjoy! Mima Returns! To commemorate the Switch package release, Mima—who appeared in the doujin version of the Touhou Genso…Urgent Update Oct,5 2025A 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 runtime without changing the game content. If you encounter any issues after this update, please contact us . We appreciate your continued support of Touhou Gensou Mahjong.