Also known as: シテヤンヨ, 髪行類, 腿音
Fucked-up version of Hatsune Miku's head with Twintails for Legs (or is it Legs for Twintails?). The Meme originated in February 2010 with post #674465 by Ryusei (Ryusei B).
In April 2010, Crypton Future Media officially recognized Shiteyanyo and struck a licensing deal with Ryusei (Ryusei B) for the sake of producing official character goods.