Over the weekends, during the Gintama Shirogane Matsuri 2019 (銀魂 銀祭り2019(仮)), a special announcement was made, teasing a new Gintama anime project.
On the official Gintama Anime twitter, an announcement video was posted announcing that a new Gintama anime project has been “confirmed… probably. Sicne the original manga series isn’t over yet… However, we think we will do it, so be ready for it.”.
— アニメ銀魂 (@gintamamovie) March 3, 2019
The original manga series was set to end last year in September, but following the final arc, Shueisha announced that the manga would continue “for a little while longer in the publication’s Jump Giga magazine.