Tanjiro Kamado (竈門かまど 炭たん治じ郎ろう Kamado Tanjirō) is
the main protagonist of Demon Slayer: Kimetsu no Yaiba. He is a
Demon Slayer in the Demon Slayer Corps, who joined to find a
remedy to turn his sister, Nezuko Kamado, back into a human and
to hunt down and kill demons, and later swore to defeat Muzan
Kibutsuji, the King of Demons, in order to prevent others from
suffering the same fate as him.
Before he became a Demon Slayer, Tanjiro was a coal burner
before his entire family was slaughtered by Muzan while his
younger sister, Nezuko, was turned into a demon.
Kanao Tsuyuri (栗つ花ゆ落り カナヲ Tsuyuri Kanao) is a major supporting character of Demon Slayer: Kimetsu no Yaiba. She is a Demon Slayer of the Demon Slayer Corps, Shinobu Kocho's Tsuguko and the adopted sister of Shinobu and Kanae Kocho.
Inosuke Hashibira (嘴はし平びら 伊い之の助すけ Hashibira Inosuke) is one of the main characters of Demon Slayer: Kimetsu no Yaiba and along with Zenitsu Agatsuma, a traveling companion of Tanjiro Kamado and Nezuko Kamado. He is also a Demon Slayer in the Demon Slayer Corps.
Zenitsu Agatsuma (我あが妻つま 善ぜん逸いつ Agatsuma Zen'itsu) is one of the main characters of Demon Slayer: Kimetsu no Yaiba and along with Inosuke Hashibira, a travelling companion of Tanjiro Kamado and Nezuko Kamado. He is also a Demon Slayer in the Demon Slayer Corps.
Genya Shinazugawa (不死しなず川がわ 玄げん弥や Shinazugawa Gen'ya) is a major supporting character of Demon Slayer: Kimetsu no Yaiba. He is a Demon Slayer in the Demon Slayer Corps and also the younger brother of the Wind Hashira, Sanemi Shinazugawa.