A bestselling and award-winning Japanese phenomenon - about obsession, pop culture and fandom WINNER OF THE AKUTAGAWA PRIZE 'Usami so successfully depicts the consequences of pure obsession' - Guardian 'Essential reading for anyone who wants to understand what it is like to be a teenage girl' - Catherine Prasifka High-school student Akari has only one passion in her life: her oshi, her idol. His name is Masaki Ueno, best known as one-fifth of Japanese pop group Maza Maza. Akari's dedication to her oshi consumes her days completely - until he disgraces himself and Akari's world goes into a tailspin.