Looks to be an advertisement included in the Gaiden 2 DVDs/Blu-rays, for a new line of MasColle from Premium Bandai.
http://figsoku.net/blog-entry-12931.htmlCurrently
http://p-bandai.jp/rd/?aid=muskcolle_legacy_g via the QR code goes to a 404 page, but should show something by the 23rd or so.