This exhibit opens today and runs through the 17th check out the info below and the link for more info (translated from the Japanese site).

Holding period 2014/08/02 (Sat) - 2014/08/17 (Sun)
Holding time 10:00 to 18:00 (last admission 17:30)
Venue Exhibition Hall A  World Import Mart 4F  
Fee ■ Advance tickets
for adults (junior high school or more) 1,000 yen 
(3 years old - elementary school students) ¥ 500 children
■ Day Ticket
Adult (junior high school or more) 1,200 yen for 
children (3 years old - elementary school students) 700 yen
Organizer Large Godzilla special effects Exhibition Executive Committee
Phone number (Up to 17 days 10:00 ~ 18:00 ※ 8 May) 03-6369-8105
URL http://www.godzilla-tokusatsu.com/
The number of great power exhibition on the heels of the 60th anniversary of Godzilla birth ways. 
Highlight full to the latest movie from the Godzilla series in history! ■ (Sat) 10:00 - June 21, 2014 Advance release launch in each play guide Seven ticket, Lawson Ticket, Ticket Pia, of e +!