GunNail (c) 1993 NMK.
A vertically scrolling shoot 'em up.

>>> TECHNICAL DETAILS
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Main CPU : 68000 (@ 10 Mhz)
Sound Chips : YM2203 (@ 1.5 Mhz), (2x) OKI6295 (@ 24.242 Khz)
Screen orientation : Vertical
Video resolution : 224 x 384 pixels
Screen refresh : 60.00 Hz
Palette colors : 1024
Players : 2
Control : 8-way joystick
Buttons : 2

>>> TRIVIA
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Released in May 1993.
Licensed to Tecmo for distribution.

>>> TRICKS AND TIPS
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* Secret Message : During machine reset, press buttons1+2 on player2 side. 'Ready?' will appear. Then press button1 3 times on player2 side. The release date will appear.

>>> DESIGNERS / PROGRAMMERS / STAFF
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Staff : Morio, Ore!, Ikezu Kenzi, Mingmei, Ama, Hide-Kaz, Kate Seki, Naoko, A-Saku, San Chan, Mug, Sato, Midori, Mustard Papa

>>> OTHER GAME RESOURCES
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Game's rom.