Next weekend in Japan it is JAM the biggest train show of the year, and Rokuhan will be there Rokuhan will exhibit at JAM CONVENTION 2013. Its location and schedule is. Place: Tokyo Big Sight Inc. 3-11-1 Ariake, Koto-ku, Tokyo 135-0063 Tel:+81-3-5530-1111 Day & Time: 2013/08/16 10:00 - 19:00 2013/08/17 10:00 - 19:00 2013/08/18 10:00 - 17:00 don't know who is going to be in the area next weekend but here is the info.