Update time: I slightly changed the location of the gathering to the Patio area since I referred to the lobby as the inside the hotel lobby area and kinda worded wrong so the correct area is the Patio area by the sliding doors.
Anime Los Angeles 2014 January 10-12 (confirmed)/Eirin Yagokoro/Rinnosuke Morichika
Sakura Con 2014 April 18-20 (confirmed)/PC-98 Meira/Eirin Yagokoro/Formal Rinnosuke
Anime Expo 2014 July 3-6 (confirmed)/PC-98 Meira/Eirin Yagokoro
Anime Weekend Atlanta 2014 September 26-28 (maybe)