This cube craft paper toy is Asuna, a heroine and the partner of Kirito in the Anime / manga series Sword Art Online, this paper craft was created by blackignus. She is the sub-leader of the «Knights of the Blood» guild in «Sword Art Online». Her real name is Yuuki Asuna, and she is the daughter of the former CEO of RECTO Progress Inc. There is a normal scale papercraft version at Papercraft Square: Sword Art Online - Asuna Free Figure Papercraft.
You can download this cube paper craft toy here: Sword Art Online - Asuna Cube Craft Free Paper Toy Download