The 3rd season of Demon Slayer was just released on social media. The launch date is not yet announced.
The new episodes will tell the story of Swordsman Village and how Tanjiro goes there to get a new sword because Hotaru can’t keep fixing it.
As Tanjiro gets closer to the village, he is taken to meet the village chief, who has information about Hotaru’s disappearance.
Demon Slayer: Kimetsu no Yaiba "Swordsmith Village Arc"
— AnimeTV チェーン (@animetv_jp) April 16, 2022