Attack on Titan: Junior High 5Over 300 pages of hilarious comedy based on the popular Attack on Titan, except this time, all the characters are in junior high school! Attack on Titan debuted on Cartoon Network's Adult Swim on May 3, 2014 and will run through November! First DVD Blu Ray debuted in June, second to launch in Setpember! A monster hit in Japan, where it has sold over 40 million copies! And in the U. S., where we have over 1. 8 million copies in print! Ongoing series.