The mangá had 12 million copies in print as of March 30.
Murata's mangá series adapts ONE's original web mangá of the same name. Murata's mangá is currently running on Shueisha's free Tonari no Young Jump spinoff website. Shueisha published the 13th compiled volume in Japão on April 4 and the 14th compiled volume is set for release on August 4.
Viz Media is publishing the original mangá series digitally on its Weekly Shonen Jump anthology, and it is also releasing the series in print. Viz Media released the manga's 12th compiled volume digitally on July 18 and will release it in print on September 5.
Madhouse and director Shingo Natsume's first 12-episode animê adaptation aired in Japão from October-December 2015, and a segundo season has been green-lit.
