Touhou Gensou Mahjong is a game where you play Mahjong matches with 3 to 4 players, starring 130+ characters appearing from over 20 entries in the Touhou Project series! Battle across 20 stages on based on famous series locales, all featuring alternate rulesets! Warp the matches even further with character unique abilities! Anything goes in Gensokyo!

These characters and locales are all brought to life from the efforts of over 150 artists, illustrators and musical arrangers alike!

The Mahjong battles of Gensokyo will finally begin on Steam!

※ Those unfamiliar with Touhou Project or Mahjong should definitely check out the first trailer on top of this page.

Fight it out your way! Pick the rules you like!

While the base of this game is typical Japanese Riichi Mahjong, the existence of character abilities and special rulesets provides endless variety for those seeking something different!
Many different rule sets are present! From serious sets meant to simulate competitive Mahjong, all the way to many kinds of wacky house rules!

Find your fave! Over 130 Touhou characters are playable!

Characters from across the Touhou Project series have all gathered here! Each has a special perk that alters the game in some manner! Many different playstyles can be adopted through them, with some friendlier for beginners than others, so please check them out!

And naturally for any Mahjong purists out there, it is entirely possible to play this game without any character abilities active. Whether you're looking for serious matches or serious madness, this game provides!

Get online and take on the world!

Naturally, you can challenge players all over the world in online battles in all the game's offered modes! Play with your friends, or meet new rivals! The choice is yours!

You can even allow for Relay Mode when setting a game up, letting other players join the match as spectators! The unique screen layout of the mode is ideal for streaming matches, or just kicking back and watching players go at it!

Also featuring robust single player content!

*Cirno's Mahjong Class*
No experience with Mahjong? No problem! Join Cirno and friends as they take lessons from Ms. Keine on how to play! Learn piece-by-piece how to form the winning hands you need to take down your opponents!

Also, the BGM for this mode was composed by the renowned Touhou music arrange group IOSYS!

*Adventure Mode*
Suddenly, strange Mahjong tables have appeared all across Gensokyo! Challenge every character featured in this title in specially made one-on-one battles as you investigate the latest incident! Over 15 musical artists have provided songs for the stages in this mode!

*Free Match Mode*
Set the rules to your liking and challenge the CPU in this mode. Perfect for learning how the various rule sets and character abilities work in practice!

Over 100 illustrators have contributed to the character designs in this game!

Every piece of character art in this game was made by an astounding lineup of well known Touhou artists, totaling at over 100 different contributers! Play Mahjong as your favorite character!

Over 40 musical arrange artists have teamed up to give the perfect soundtrack for Mahjong battles!

Every Mahjong arena features its own unique BGM! Featured artists range from many different backgrounds! Featuring the talents of...

Dedicated Touhou music arrangers!

Butaotome
SOUND HOLIC
A-One
Shinra Bansho

Vocaloid producers and rhythm game veterans!

Cosmo@bousouP
Morimori Atsushi
t+pazolite
good-cool

Renowned legends of the game industry!

Motoi Sakuraba
Manabu Namiki
Takeshi Abo (MAGES.)
Godspeed/Masahiro Aoki

And more!

Sound direction as a whole is also handled by EKUSU (EtlanZ), who has also brought their talents to games like The Legend of Dark Witch EP2 and The Touhou Empires!

Have a blast with Mahjong battles possible only in this dream of a game!

TOUHOU GENSOU MAHJONG (2491200)

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