On October 21st (Friday), Nintendo will be streaming a pre-recorded presentation by company president, Satoru Iwata, over Ustream and NicoNico. The talk will cover aspects of the Nintendo 3DS that were not discussed at Nintendo’s pre-TGS event. Among other things, Iwata will talk about Mario Kart 7 and the game’s communication features. He’ll also discuss the 3DS firmware update scheduled for November that adds 3D video recording to the device. The presentation will take place at 8:00 PM, Japan time. Here’s the event page.