Sector Zone (c) 07/1984 Nichibutsu.

>>> TECHNICAL DETAILS
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Main CPU : Z80 (@ 3.072 Mhz), NSC8105 (@ 1.5 Mhz)
Sound Chips : AY8910 (@ 1.536 Mhz), DAC
Screen orientation : Vertical
Video resolution : 224 x 256 pixels
Screen refresh : 60.00 Hz
Palette Colors : 64
Players : 2
Control : 8-way joystick
Buttons : 1

>>> TRIVIA
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This game is also known as 'Seicross'.

>>> OTHER GAME RESOURCES
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Game's rom.