Yuuki Yuuna wa Yuusha de Aru

Yūki Yūna wa Yūsha de Aru (結城友奈は勇者である) is a 12-episode Japanese anime television series produced by Studio Gokumi and directed by Seiji Kishi as part of a media project called Takahiro IV Project. The series aired in Japan between October 16 and December 25, 2014 on MBS. The anime has been licensed by Pony Canyon's North American label Ponycan USA. Two prequel light novel series and three accompanying manga series have been published by ASCII Media Works. A PlayStation Vita video game was released in Japan in February 2015. A visual novel for Windows was released in December 2014 with the first DVD and Blu-ray Disc volume for the anime, with a second released with the sixth volume in May 2015.

Plot
The story takes place on the Japanese island Shikoku in the fictional city of Sanshu, based on the real-life city of Kan'onji in Kagawa Prefecture, in the Divine Era in the far future. Yūna, Mimori, Fū, and Itsuki are all members of the Sanshu Middle School Hero Club (讃州中学勇者部, Sanshū Chūgaku Yūsha-bu), dedicating themselves to helping those that request help. One day in their regular daily lives, the Hero Club members are suddenly caught in an explosion of light and transported to a strange forest, where they encounter mysterious monsters known as Vertex which seek to destroy the Shinju (神樹, "Divine Tree"), the guardian deity which protects and blesses humanity. Using a special phone application granted by Taisha, an organization dedicated to the Shinju, Yuna and her friends must transform into "heroes" with magical powers so to protect their world from imminent destruction.

Official

 * TV Anime「Yuuki Yuuna wa Yuusha de Aru」Official Site
 * Yuuki Yuuna wa Yuusha de Aru | MBS
 * TakahiroIV Project