ASO II - Last Guardian [Model NGM-007]

Runs on the SNK "Neo-Geo MVS" hardware.
Game ID: NGM-007

[SNK MVS Neo-Geo Controls]
2 players - 4 buttons per player (3 usables)
=> Type A : [A] Missile/Laser/Attach armor, [B] Armor attack, [C] Open menu
=> Type B : [A] Laser/Attach armor, [B] Missile, [C] Open menu

ASO II was released on March 25, 1991 (Monday) in Japan.

This game is known outside Japan as Alpha Mission II.

Pony Canyon / Scitron released a limited-edition soundtrack album for this game (ASO II - PCCB-00062) on May 21, 1991.