Information about the length of the discs has also been released.
Disc 1 (108 minutes), Disc 2 (97 minutes) = 3h25min of concert.
Disc 3 (182 minutes of making and Kyocera digest), Disc 4 (191 minutes of MC digest).
Disc 1 (108 minutes), Disc 2 (110 minutes) = 3h38min of concert. (13 extra minutes because of the different endroll).
Blu-ray: total of 219 minutes.
So if we consider all the versions and extras, there are roughly 10 hours worth of Kanjani8 waiting for us! :D/