Bessatsu Shōnen Magazine
"Attack on Titan" is written and illustrated by Hajime Isayama. The series began in the first-ever issue of Kodansha's monthly publication "Bessatsu Shōnen Magazine", released on September 9, 2009. The manga was finished after an eleven-year publication run with the release of its 139th chapter on April 9, 2021. On November 8, 2020, it was announced that the manga would get a full color serialization. Kodansha collected its chapters in thirty-four volumes, released from March 17, 2010 to June 9, 2021.