Mahjong Pretty Girls Battle : School Girls Edition from Zoo gets a massive discount on Steam this weekend with 90% off.  Or few extra pennies you can get the Mahjong Pretty Girls Battle Bundle Pack at only £1.89.

“A brand new "Mahjong Pretty Girls Battle" is now about to begin! Cute school girls gathered for a hot Mahjong battle! An extraordinary collection of Pretty School Girls is waiting for you! Authentic Japanese Mahjong rules. Including settings for some famous local rule variants. ”