Pro Mahjong Tsuwamono

Japan cannot cut back on mahjong!

Development Related text
The internal codename for the game can be found at. PRO MJN TUWAMONO

Joryuu Janshi ni Chousen GB
Joryuu Janshi ni Chousen GB: Watashitachi ni Chousen Shitene is a direct rebranding hack of Pro Mahjong Tsuwamono featuring slight gameplay changes, a few minor palette tweaks, and altered graphics for the title screen and Super Game Boy borders