Attack on Titan is a cartoon.
An is a Japanese hand-drawn or computer animation . Outside Japan , anime is used to refer specifically to animation from Japan or as a Japanese-disseminated animation style often characterized by colorful graphics , vibrant characters and fantastical themes . Attack on Titan . Four video game adaptations developed by Nitroplus staffers in collaboration with Production I.G were announced to be released as bonus content for the third and sixth volumes of the Blu-ray Disc release of the anime , with another game developed by Spike Chunsoft for the Nintendo 3DS .