Rotary Fighter © 1979 Kansai Seiki Seisakusho Co.
A copy of Space Invaders.
Main CPU : 8085A (@ 2 Mhz)
Sound Chips : SN76477 (@ 2 Mhz)
Screen orientation : Vertical
Video resolution : 256 x 256 pixels
Screen refresh : 60.00 Hz
Palette colors : 2
Players : 2
Control : 2-way joystick
Buttons : 1
Released in January 1979.
Developed and sales by Kansai Co.
In February 1980, KASCO went bankrupt (because the Space Invaders boom had ended, many small video game companies went bankrupt).