Hong Kong DVD/BD available
https://www.buyoyo.com/buyoyo/eng/ProductDisplay.do?prrfnbr=11528892
Street price is about HK$80 for the BD right now. Picture and sound quality are good, but it's only a 25 GB disc, so it's probably not the best quality possible.
The Japanese releases have tons of extras but no English subtitles.
http://www.cdjapan.co.jp/detailview.html?KEY=TBR-22392D Deluxe
http://www.cdjapan.co.jp/detailview.html?KEY=TBR-22393D Regular