G・ソニックGG Game Gear, 1996 Sonic Blast ~ G Sonic G・ソニック Also released in North America and Europe. PlatformGame Gear Released in Japan13 December 1996 PublisherSega Product codeG-3385, 2573, 2573-50 Mediaphysical Other regions North America Sonic Blast ~ G Sonic December 1996, Sega, physical Europe Sonic Blast November 1996, Sega, physical Add to my collection Open in Tana