Yuuki Yuuna wa yuusha de aru: Washio Sumi no shou dai-1-shou 'Tomodachi'

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 300th year of the Era of the Gods Yuna, Mimori, Fu, and Itsuki are all memb...