Board Thread:News and Announcements/@comment-1173941-20131108024637/@comment-26391060-20140101142916

The extra edition BD/DVD release will come together with a new novel (just like TDB/TDA) and a new sword art offline episode.

p.s. info source: advertisement in between japanese broadcast, and http://news.nicovideo.jp/watch/nw898650?ver=video_q