List of Attack on Titan episodes  Each episode contains one or two panels entitled "Information Available for Public Disclosure" presenting data about human society or the Titans. The following bonus original video animation episodes were released alongside select volumes of the manga. The first one, "Ilse's Notebook", adapting special chapter from "tankōbon" volume 5, was originally scheduled to be released on August 9, 2013, bundled with the volume 11 limited edition, but was postponed and included with a limited edition of volume 12, released on December 9, 2013, instead. The OVA was bundled on subtitled DVD with the English limited edition release of the 17th manga volume, released on December 1, 2015. A second OVA was released on April 9, 2014, bundled with the 13th volume of the series, this one focused on the members of the 104th Training Corps.   is a series of flash animated gag shorts included with the Blu-ray Disc/DVD releases of the first season, featuring the characters in chibi form based on designs by Yuupon.