Nothing official on the Lantis site yet, but an enterprising Twitter user has found the following info:
Release date: 10/22/14
Format: DVD, Blu-ray. Each is 3 discs. Disc 1 (Saitama Super Arena), Disc 2 (Osaka-jo Hall), Disc 3 (Magical Rodeo Tour finale, 7/6, Zepp Tokyo)
Cost: 11,800 yen (12,744 with tax)
Extras: The Blu-ray comes with a photo booklet and an outer box.
More details as they come to light!