YOASOBI - THE BOOK II [Limited Edition] is a Japanese musical album released in the 2020s by the musical duo Ayase Ikura. The album features a unique blend of J-Pop/Enka style music with the lead vocals sung in Japanese. The limited edition CD comes in a cardboard sleeve and includes instrumental tracks with a mix of recorder, voice, and drums. As an import edition, this special release offers fans of YOASOBI a collectible item to treasure for their music lover's collection.