Attack on Titan is a Japanese manga series that started in 2009.
Other related items with same or similar names include:
Attack on Titan (film), a 2015 two-part live-action Japanese film adapted from the manga series
Attack on Titan: Before the Fall, a prequel light novel series that began in 2011 and added a subsequent manga series in 2013
Attack on Titan: Junior High, a Japanese comedy manga series that parodies the manga series that began in 2012
Attack on Titan: Humanity in Chains, an action video game based on the series that was released in 2013
Attack on Titan (video game), a video game based on the series that was released in 2016
