The World Ends with You The Animation

すばらしきこのせかい The Animation

Neku Sakuraba comes to in the middle of Shibuya's Scramble Crossing with no memory of how he got there, only to learn he has been entered into the Reapers' Game, a deadly contest playing out in an unseen layer of the city called the Underground. To survive, he must clear daily missions and team with a partner, the cheerful Shiki, while battling creatures known as Noise. Adapted from the Nintendo DS game, the series follows their attempt to win the Game and recover what Neku has lost.