Kodansha USA announced at Anime Expo recently that the English-language edition of Hajime Isayama’s Attack on Titan manga has 2.5 million copies in circulation. The English version has 15 volumes in print, whereas the original Japanese version’s first 15 volumes had 44 million copies as of April.
As of July 18, the manga’s first volume has spent 107 weeks on the New York Times manga bestseller list.