"Being a Photo Shoot Model Under the Hot Sun Isn't Easy, Is It?" (炎天下の撮影モデルも楽じゃありませんわね。 Entenka no Satsuei Moderu mo Raku ja Arimasen wa ne.?) is an animated short that is bundled with the Toaru Kagaku no Railgun Official Visual Book. It was released on July 24, 2010. Its screenplay was written Yasukawa Shougo, directed by Jinbo Masato, and its animation directed by Nakamura Naoto. The story revolves around the events of Toaru Kagaku no Railgun Episode 13.