Nightcore
Nightcore (also sometimes known as sped-up) refers to an edited version of a music track that increases the pitch and tempo of its source material.
The name is derived from the Norwegian musical duo "Nightcore" (Norwegian pronunciation: [ˈnɑɪ̯tkɔːɾ]), who released pitch-shifted versions of trance and Eurodance songs. Nightcore is also almost always associated and accompanied with anime and otaku…