She's the pretty alien android and one of the main characters in the Haruhi Suzumiya light novel and anime series. It's extremely popular in Japan and has become a cult television series with a large and dedicated fanbase. The pattern is in PDO format so you'll need the free Pepakura Viewer software to open it, and be sure to download it asap because the link will only be up until May 18.
Haruhi Suzumiya Papercraft - Yuki Nagato [Imperishable Night/kaguya]
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