The video conference will focus on upcoming 3DS and Wii U games.
NoA and NoE have both confirmed Nintendo Direct conferences for tomorrow.
The North American Nintendo Direct will be focusing on upcoming Wii U and 3DS games and will air Thursday at 06:00 PT/09:00 ET. The presentation can be watched right over here.
Nintendo of Europe's Nintendo Direct will solely focus on games for the Nintendo 3DS and will be hosted by NoE president Satoru Shibata and global president Satoru Iwata. Viewers can enjoy various announcements starting 14:00 GMT/15:00 CET over at this page.