Hajime Isayama, the author of the on Titan manga , had already confirmed last month that his work was about 2% complete, so the 34th volume, which is expected to be released between May and June 2021, has a high probability of being the last.
Attack on Titan (Shingeki no Kyojin) has been published in Japan by Kodansha since 2009, and is currently on its 32nd volume. The 33rd volume is scheduled for release in January 2021.
Here in Brazil, the work is published by Panini .