"Iron Man 3 is going to be the first movie screened in 4D in Japan. ...the 4DX format..... includes tilting seats, strobe lights, bubbles, wind machines, fog, and odors" .. The ticket cost for a 4DX movie is about $10 to $13 higher than a normal movie ticket, meaning Japanese audiences will pay $25.50 for the chance to get a whiff...The 4D screenings start in Japan on April 26"
Source: Iron Man 3 getting sniff-worthy 4D screenings in Japan
By Marah Eakin
April 18, 2013