Taisen Mahjong HaoPai is a Sega Game Gear mahjong game released exclusively in Japan. This game likely caters specifically to the Japanese market's strong interest in mahjong.  The gameplay involves traditional mahjong rules and mechanics, focusing on strategic tile matching and point accumulation. The game's release signifies Sega's recognition of the popularity of mahjong gaming in Japan. The title emphasizes the competitive aspect of mahjong, highlighting the 'battle' (Taisen) in the name.

Taisen Mahjong HaoPai (Japan)

T2 - The Arcade Game (USA, Europe)