While most major platforms require a subscription, you can access Episode 4 through these official channels:

To watch legally and for free, your best option is to use a Crunchyroll free trial . This episode, titled "The Fighter for Hire," is a fan favorite as it introduces the iconic Sanosuke Sagara. Where to Watch for Free

Episode 4 marks a turning point in the series by expanding the core cast beyond Kenshin, Kaoru, and Yahiko.

: This is the official introduction of Sanosuke, recognizable by the "Evil" (Aku) symbol on his back, representing his rejection of the corrupt Meiji government.

: The episode uses the "Postcard Memory" effect—a freeze-frame still at the end of key scenes to heighten the emotional or comedic impact.