is a manga series by Sui Ishida. It was serialized in Shueisha's seinen manga magazine Weekly Young Jump between September 2011 and September 2014 and has been collected in fourteen tankōbon volumes as of August 2014. A sequel titled Tokyo Ghoul:re began serialization in the same magazine in October 2014 and a prequel titled Tokyo Ghoul: JACK is running online on Jump Live. A 12-episode anime television series adaptation by studio Pierrot aired on Tokyo MX between July and September 2014 and a 12 episode second season titled Tokyo Ghoul √A, started airing on January 8, 2015. Funimation has licensed the anime series for streaming and home video distribution in North America. The series was obtained by Madman Entertainment for digital distribution in Australia and New Zealand.