ソニック・ザ・ヘッジホッグ2GG Game Gear, 1992 Sonic the Hedgehog 2 ソニック・ザ・ヘッジホッグ2 Also released in North America and Europe. PlatformGame Gear Released in Japan21 November 1992 PublisherSega Mediaphysical Other regions North America Sonic the Hedgehog 2 17 November 1992, Sega, physical Europe Sonic the Hedgehog 2 29 October 1992, Sega, physical Add to my collection Open in Tana