Yosuga no Sora is a Japanese romance/drama adult visual novel developed by CUFFS. The game was originally released for Windows PC on December 5, 2008. It was adapted into a serialized manga and an anime television series. A sequel/fan disk titled Haruka na Sora was released later on October 24, 2009, which contains new and expanded scenarios for several characters from the original game.

Yosuga no Sora is an attractive and popular romance theme anime. The main character is called Haruka Kasugano and Sora Kasugano. Now Rolecosplay offers this opportunity to all cosplayers to wear costumes designed as the characters Nao Yorihime, Haruka Kasugano, Sora Kasugano, etc.