Yasō Emaki (八奏絵巻, Octet Picture Scroll) is the second studio album by Japanese band Wagakki Band and the band's first album of original songs. It was released on September 2, 2015 by Avex Trax in five editions: CD only, two music video editions, and two live concert editions with DVD or Blu-ray discs. The live concert editions feature the band's concerts at the Shibuya Public Hall on January 7, 2015 and the ATT Show Box in Taipei on May 10, 2015. In addition, a limited edition "Gōka Kenran Box" (豪華絢爛BOX, "Gorgeous Box") was released, featuring a digital copy of the album and both video editions on a special USB flash drive.[3][4][5]
The album features the single "Hangeki no Yaiba", which was produced and mixed by Matt Wallace and featured in the web series Attack on Titan: Counter Rockets.[1][2] Also included are "Ikusa" and "Nadeshikozakura", which were used as the theme songs of the anime series Samurai Warriors.[6]