Aoi Shiro and Akai Ito dj - Aoishiro/Akaiito Fanbook

Taken from DoujinToshokan: Quoted from the Solelo (the scanlator)- "The awesome duo of K-Nashi and Hinagi have created their very own Aoishiro and Akaiito doujin collection. Considering the lack of Aoishiro and Akaiito doujin in general, this is a great accomplishment!"