How Many Seasons Are In Demon Slayer ((new)) Official

| Season | Arc Name | Episodes | Release Year(s) | |--------|----------|----------|----------------| | 1 | Unwavering Resolve Arc | 26 | 2019 | | 2 | Mugen Train Arc (ep. 1–7) + Entertainment District Arc (ep. 8–18) | 18 | 2021–2022 | | 3 | Swordsmith Village Arc | 11 | 2023 | | 4 | Hashira Training Arc | 8 | 2024–2025 |

The final story arcs ( Infinity Castle arc) are being adapted into a theatrical trilogy, not a TV season. The first film of that trilogy released in 2025, with sequels ongoing as of 2026. how many seasons are in demon slayer

The Mugen Train movie (2020) covers the same story as the first 7 episodes of Season 2. The TV version added new scenes. | Season | Arc Name | Episodes |

(plus a feature film that is integrated as season episodes) The first film of that trilogy released in