This vocaloid papercraft is a chibi Megurine Luka, a Japanese VOCALOID developed and distributed by Crypton Future Media, Inc., and initially released in January 2009 for the VOCALOID2 engine, the paper toy was created by smilerobinson.
There are other Megurine Luka paper crafts on the site:
Vocaloid – Megurine Luka Ver.2 Free Papercraft Template
Vocaloid – Megurine Luka Chibi Free Papercraft
Vocaloid 2 – Megurine Luka free papercraft
Vocaloid – Chibi Megurine Luka Ver.3 Free Paper Craft
Vocaloid - Chibi Megurine Luka Ver.4 Free Papercraft
You can download the paper craft toy here: Vocaloid - Chibi Megurine Luka Ver.5 Free Papercraft Download