This is the limited First Batch Release Type A Special Gunpla Box, which comes with one HG 1/144 Westenfluss's Customized Destiny Gundam and a special sticker sheet.
The CD is contained within the Gunpla box, with Destiny Gundam on the booklet design as well. ^^
March 24th release, 4,500 Yen (inclusive of tax).
Images and product info of another two types of release, as well as HG 1/144 Westenfluss's Customized Destiny Gundam can be seen in this previous posting.
Image is from Amazon Japan.