Mahjong Focus (Japan 890313)
Game Information
manufacturer | Nichibutsu |
year | 1989 |
cloned by | mjfocusm peepshow |
genre | N/A |
downloads | 0 |
Screenshots




Download Details
split set | mjfocus.zip 438.59k |
merged set | mjfocus.7z 581.14k |
standalone set | mjfocus.7z 355.19k |
Game Details
Arcade Video game published 36 years ago:
Mahjong Focus (c) 1989 Nichibutsu.
A mahjong game where you visit different locations to challenge others at mahjong!
- TECHNICAL -
Main CPU : Zilog Z80 (@ 5 Mhz)
Sound Chips : YM3812 (@ 2.5 Mhz), DAC (@ 2.5 Mhz)
Screen orientation : Horizontal
Video resolution : 512 x 240 pixels
Screen refresh : 60.00 Hz
Palette colors : 256
Player : 2
Control : mahjong keyboard
- TRIVIA -
Released in March 1989 in Japan.
This game is also known as "Nozokimeguri Mahjong Peep Show".
- CONTRIBUTE -
Edit this entry: https://www.arcade-history.com/?&page=detail&id=1473&o=2
Mahjong Focus (c) 1989 Nichibutsu.
A mahjong game where you visit different locations to challenge others at mahjong!
- TECHNICAL -
Main CPU : Zilog Z80 (@ 5 Mhz)
Sound Chips : YM3812 (@ 2.5 Mhz), DAC (@ 2.5 Mhz)
Screen orientation : Horizontal
Video resolution : 512 x 240 pixels
Screen refresh : 60.00 Hz
Palette colors : 256
Player : 2
Control : mahjong keyboard
- TRIVIA -
Released in March 1989 in Japan.
This game is also known as "Nozokimeguri Mahjong Peep Show".
- CONTRIBUTE -
Edit this entry: https://www.arcade-history.com/?&page=detail&id=1473&o=2
Driver Details
source | nichibutsu/nbmj8891.cpp |
status | good |
emulation | good |
savestate | supported |
Screen Details
display | screen |
type | raster |
orientation | horizontal |
width | 512px |
height | 240px |
refresh | 60mhz |
Input Details
player | 1 |
type | mahjong |
buttons | 26 |
directions | N/A |
player | 2 |
type | mahjong |
buttons | 26 |
directions | N/A |
Chipset Details
name | Zilog Z80 |
clock | 4.77mhz |
name | Speaker |
clock | N/A |
name | YM3812 OPL2 |
clock | 2.38mhz |
name | 8-Bit R-2R DAC |
clock | N/A |
ROM Details
name | size | crc |
---|---|---|
2_3h | 64.00k | fd88b3e6 |
1.2k | 64.00k | e933d3c8 |
3_8c | 64.00k | 4177d71f |
4_8d | 64.00k | aba5d761 |
5_8e | 64.00k | 59c9680e |
6_8f | 64.00k | 582cce83 |
7_8h | 64.00k | e83499c1 |
8_8j | 64.00k | cc583392 |
9_8k | 64.00k | 9f84e9d2 |
10_8l | 64.00k | c57fa2a3 |
11_8n | 64.00k | 4bd661b8 |
12_8p | 64.00k | 7e4aaad1 |
13_10c | 64.00k | 4e3b155d |
14_10d | 64.00k | 703431d1 |
15_10e | 64.00k | 9d97e0f9 |
16_10f | 64.00k | 1d31fcb5 |
17_10h | 64.00k | c0775836 |
18_10j | 64.00k | 31ff6ef1 |
19_10k | 64.00k | 86d39bb4 |
20_10l | 64.00k | 53f33c46 |
21_10n | 64.00k | 68c5b271 |
mask | 256.00k | 2199e3e9 |