This is a version 1.1 of G-LOC Air Battle for the Sega Game Gear, released in Japan. Version numbers usually signify updates to earlier releases. The differences between v1.1 and the original Japanese version might involve bug fixes, slight gameplay tweaks, or minor visual improvements. Details of the specific changes between versions would require deeper research into Game Gear game updates.

G-LOC Air Battle (Japan) (v1.1)

Frogger (USA) (Proto)