Jankyuusei - Cosplay Paradise (Japan) - Gameboy Color - Simulation, Romance

The characters are "classmates" and "underclassmen" in a love simulation. As the advisor of a high school mahjong club, he moves around the school, talking and playing mahjong with the students and gathering members for the club. In addition, the players can dress their club members in clothes and other items they have collected during the game by winning games.