Open Mahjong (Japan)

Game Information

manufacturer	Sapporo Mechanic
year	1981?
clone of	royalmj
other clones	janyoup2 janyoup2702 janyoup2a openmj royalmah tahjong
genre	Mahjong
downloads	0

Screenshots

Download Details

split set	openmj.zip 16.21k
parent set	royalmj.zip 17.18k ↗
standalone set	openmj.7z 15.10k

Game Details

Medal game (video) published 43 years ago:

Open Mahjong (c) 1982 Sapporo Mechanic.

Medal mahjong version of Nichibutsu's "Royal Mahjong"

- TRIVIA -

Released in May 1982 in Japan.

- CONTRIBUTE -

Edit this entry: https://www.arcade-history.com/?&page=detail&id=19459&o=2

Driver Details

source	dynax/royalmah.cpp
status	good
emulation	good
savestate	unsupported

Screen Details

display	screen
type	raster
orientation	horizontal
width	256px
height	240px
refresh	60mhz

Input Details

player	1
type	mahjong
buttons	26
directions	N/A

player	1
type	gambling
buttons	1
directions	N/A

player	2
type	mahjong
buttons	26
directions	N/A

Chipset Details

name	Zilog Z80
clock	2.93mhz

name	Speaker
clock	N/A

name	AY-3-8910A PSG
clock	1.46mhz

ROM Details

name	size	crc
10	8.00k	4042920e
20	8.00k	8fa0f735
30	8.00k	00045cd7
82s123.prm	32.00b	d3007282