: Offers both subbed and dubbed versions for subscribers in certain regions.

: Most regions carry the English dub of the early seasons. Check your local library to see if Episode 4 is available under your current subscription.

: For viewers in Southeast Asia, Episode 4 of the Mugen Train Arc is available dubbed. Which Episode 4

To watch the English dubbed version of Demon Slayer: Kimetsu no Yaiba Episode 4 legally, you can use the following official platforms:

Depending on which arc you are currently watching, Episode 4 has different titles:

: This is the primary home for all seasons, including the Entertainment District Arc , Swordsmith Village Arc , and Hashira Training Arc . You can often watch episodes with ads for free, or start a 7-day free trial to access the dub immediately.