Mayu

For more Info, see her Vocaloid Wiki page

MAYU is a Japanese VOCALOID developed and distributed by EXIT TUNES, and was released in December 2012 for the VOCALOID3 engine. Her voice provider has never been revealed.

Description
A 'Yandere' middle school girl holding her axe on her back. Created by the most famous Japanese Record Company "EXIT TUNES".