This paper craft is the Kanade Tachibana (With Sonic Blades Version), based on the anime series Angel Beats!, the paper doll is designed by btt-modeler. The scale of the paper model is 1:7, and the finished model is 22cm tall.
There are other Angel Beats! Kanade Tachibana papercrafts at the site:
Angel Beats! – Kanade Tachibana Ver.2 Free Papercraft
Angel Beats! – Kanade Tachibana Cube Craft Free Paper Toy
Angel Beats Papercraft – Kanade Tachibana