Hex Pool (c) 1986 Senko Industries.

>>> TECHNICAL DETAILS
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Main CPU : S2650 (@ 3.072 Mhz)
Sound Chips : (3x) SN76496 (@ 3.072 Mhz)
Screen orientation : Vertical
Video resolution : 224 x 256 pixels
Screen refresh : 60.61 Hz
Palette colors : 32
Players : 1
Control : 8-way Joystick
Buttons : 1

>>> TRIVIA
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Also released by Shinkai, one year later.

>>> OTHER GAME RESOURCES
---------------------
Game's rom.