"Anime Expo" is the largest anime convention in North America and will be held from July 1st to July 4th.
In the AX, Nico Nico will open a live broadcasting booth and will be broadcasting on the spot with the participants in the next 4 days.!!
Enjoy the international exchange by joining in the comments by the people from L.A and Nico Nico.
Twitter Hashtag: "#nico_expo2011"