Ryuuha © 1987 Central Denshi.
Medal mahjong game.
Main CPU : Zilog Z80 (@ 5 Mhz)
Sound Chips : General Instrument AY8910 (@ 1.25 Mhz), DAC (@ 1.25 Mhz)
Screen orientation : Horizontal
Video resolution : 512 x 224 pixels
Screen refresh : 60.00 Hz
Palette Colors : 65536
Player : 2