Lobbies v1.4 · Changelog · Made by a gamer for gamers

Released January 30, 2020 · D.N.A. Softwares
From serious battles to extreme chaos, a great Mahjong battle is about to begin! A big Mahjong battle has begun, with more than 120 characters from over 20 titles of Touhou Project, with over 150 artists!
Steam · 115 reviews · 48% positive
The Touhou Gensou Mahjong Lobby
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 updated shortly. Note that it is still compatible with the current Switch version (1.2.16).Bug FixesFixed…
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.Feature AdditionsChinese (Simplified & Traditional) Support“ Cirno's Mahjong class” has also been translated. Enjoy!Mima Returns!To commemo…
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 runtime without changing the game content.If you encounter any issues after this update, please contact…
via Steam