Square Enix CEO Yoichi Wada and Sony Computer Entertainment Worldwide Studio president Shuhei Yoshida provide the keynote for this year's Tokyo Game Show.
Senior Vice President Yoshio Matsumoto and GREE CEO Yoshikazu Tanaka will also take the stage for the three part keynote.
Wada will discuss "The Essence of Game Industry Revolution," while Sony's will concentrate on the upcoming PlayStation Vita, and will reveal more details about both the handheld's specifications and software line up.
Tanaka will discuss the social gaming landscape.
The Tokyo Game Show 2011 takes place September 15 - 18 at the Makuhari Messe in Chiba.