I get no IMAX on the 3D and 4K Blu ray but there is also no IMAX on the Disney Plus release. So if you didn’t catch the 3D movie in IMAX theatres you missed out on the frame backs. I would say so. Japanese discs are expensive and with resellers adding their markup that's the ballpark prices tend to end up in. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.