Aokana: Four Rhythm Across the Blue, known in Japan as Ao no Kanata no Four Rhythm (蒼の彼方のフォーリズム Ao no Kanata no Fō Rizumu, subtitled Beyond the sky, into the firmament), officially abbreviated as Aokana (あおかな) and translated as Four Rhythm Across the Blue, is a Japanese adult visual novel developed by Sprite and released for Windows on November 28, 2014. The game was ported to the PlayStation Vita and will be ported to the PlayStation 4. A manga adaptation began publication in Comp Ace magazine in October 2015. An anime television series adaptation, produced by Gonzo and directed by Fumitoshi Oizaki, aired between January and March 2016. A mobile game spinoff was released in October 2016, while a sequel is currently in production.