Toaru Kagaku no Railgun: Entenka no Satsuei Model mo Raku Ja Arimasen wa ne.
Japanese title: とある科学の超電磁砲(レールガン) 13'話『炎天下の撮影モデルも楽じゃありませんわね。』
Alternative titles: Toaru Beach no Tokuten Eizo, Toaru Kagaku no Railgun: Episode 13' - Being a Photo Shoot Model Under the Hot Sun Isn't Easy, Is It?
Type: OVA
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Jul 24, 2010
Duration: 4 min
Rating: PG-13 - Teens 13 or older
Studios: J.C.Staff
Genres: Comedy, Ecchi

Special beach episode bundled with the official visual book.