To keep things simple, we recommend watching Demon Slayer season 1 and then ... Slayer seasons 3 and 4 respectively. Having said that, some of the Hashira Training arc episodes feel skippable.

Demon Slayer: Hashira Training Arc 1st Episode Screening's Total Earnings Reach 1.4 Billion Yen (Feb 21, 2024) Demon Slayer: Hashira Training Arc Anime's Early Mumbai Screening Opens Registrations ...