: The group joins the Sound Hashira, Tengen Uzui , on a mission to Yoshiwara. Tanjiro, Zenitsu, and Inosuke disguise themselves as girls to infiltrate different brothels to find Uzui's missing wives. Season 3: Swordsmith Village Arc
: Tanjiro attempts to convince a reluctant Giyu Tomioka to participate in the Hashira training. Kimetsu no Yaiba Episode 2
: Tanjiro travels to Mt. Sagiri with Nezuko at Giyu Tomioka's suggestion. Along the way, they encounter a demon at a temple, and Tanjiro is eventually saved by Sakonji Urokodaki , a former Hashira. Urokodaki sets a "final test" for Tanjiro: descend a trap-filled mountain before daybreak. Tanjiro succeeds and is accepted as an apprentice. Mugen Train Arc (TV Version) Title : " Deep Sleep " : The group joins the Sound Hashira, Tengen
: Tanjiro meets the Mist Hashira, Muichiro Tokito , who is arguing with a young boy named Kotetsu over a mechanical training doll. Season 4: Hashira Training Arc : Tanjiro travels to Mt