The Toaru Kagaku no Railgun Official Visual Book scheduled for Japanese release on July 24 will include a bonus DVD containing series episode 13. 13th episode title will be he episode title, “Entenka no Satsuei Model mo Raku Ja Arimasen wa ne” (Being a Photo Shoot Model Under the Hot Sun Isn’t Easy, Is It?)
Source: http://www.animenewsnetwork.com/news...episode-listed
