Attack on Titan is a Japanese dark fantasy anime television series adaptation of Hajime Isayama's manga series of the same name. It is set in a world where humanity lives inside cities surrounded by enormous walls due to the Titans, gigantic humanoid beings who devour humans seemingly without reason. The story follows the adventures of Eren Yeager, and his friends Mikasa Ackerman and Armin Arlert, whose lives are changed forever after the Colossal Titan breaches the wall of their home town. Vowing revenge and to reclaim the world from the Titans, Eren and his friends join the Scout Regiment, an elite group of soldiers who fight Titans.

The fourth and final season first premiered on December 7, 2020; the second part of the season premiered on January 10, 2022, and the third and fourth parts initially aired as two television specials; the first premiered on March 4, 2023, at 12:25 a.m. JST while the second premiered on November 5, 2023, at midnight JST. After the broadcast of the second special, an individual TV episode size version of both parts are being distributed on multiple streaming services. Episodes 88–90 which compile the first special began streaming on November 5, 2023, while episodes 91–94 which compile the second special began streaming on November 12, 2023.