Soul-Pepper (Salty-dog & Sugar-Coat & More)

Today, on Twitter, has been released this news:
On 30th January 2015 will be released, after pre-order, a DVD-ROM+booklet that will contains some illustrations chosen directly from the two artbooks dedicated respectively to Saiyuki and Wild Adapter and will be explained how they have been created (asseblying and focus on...) or, at least, this is what I've understood. Booklet included will have 64 coloured pages and the size of the booklet will be A5. Price: 1800 yen. You can preorder it until 7th December. If someone of you has understood differently or has other news about it, please let me know :)