SEGA will be celebrating with a full month of festivities starting next month to celebrate 20 years of Sonic the Hedgehog.
From June 11 to July 10 in Japan, Joyopolis will host the Sonic the Hedgehog 20th anniversary exhibit. Visitors will be able to sample Sonic Generations in it’s domestic playable debut and they will be selling commemorative Sonic goodies. On June 18th, Joyopolis will hold a Sonic Birthday Party complete with appearances from Yuji Naka and Naoto Oshima.
Via Go Nintendo