The infamous Hashiras are Gyomei, Muichiro, Sanemi, Tengan, Giyu, Misturi, Shinobu, Rengoku, and Obanai. - Gyomei Himejima is the blind, physically imposing Stone Hashira of the Demon Slayer Corps, widely considered the strongest demon slayer. - Muichiro Tokito is the Mist Hashira in Demon Slayer: Kimetsu no Yaiba. At just 14 years old, he is the youngest of the Hashira and a prodigious swordsman who achieved Pillar status in only two months. Descended from the first Breathing users, he is a master of Mist Breathing. - Sanemi Shinazugawa is a major character in the dark fantasy series Demon Slayer: Kimetsu no Yaiba. He is the Wind Hashira (highest-ranking swordsman) of the Demon Slayer Corps and the older brother of Genya Shinazugawa. He is famously hot-headed, abrasive, and harbors a deep hatred for demons. - Tengen Uzui is the flamboyant Sound Hashira from Demon Slayer: Kimetsu no Yaiba, a former shinobi who uses dual Nichirin cleavers and explosive beads in battle, and is known for his "God of Festivals" persona, etc. - Giyu Tomioka is the Water Hashira (Pillar) of the Demon Slayer Corps in Demon Slayer: Kimetsu no Yaiba, known for his stoic demeanor and coldness, and mastery of Water Breathing techniques, including a unique eleventh form. - Mitsuri Kanroji is the cheerful and powerful Love Hashira of the Demon Slayer Corps in Demon Slayer: Kimetsu no Yaiba, known for her unique, flexible "Love Sword" and her unusual muscular composition that grants her immense strength and speed., developing her own "Love Breathing" style. - Shinobu Kocho is the Insect Hashira (Pillar) of the Demon Slayer Corps in Demon Slayer: Kimetsu no Yaiba, known for her cheerful facade masking deep-seated rage over her sister's death by a demon. Due to her small stature, she can't decapitate demons, so she uses her extensive knowledge of medicine and poisons, delivered via a stinger-like Nichirin sword, to kill them from the inside out, etc. - Kyōjurō Rengoku is the Flame Hashira (Pillar) in Demon Slayer: a powerful and cheerful Demon Slayer known for his mastery of Flame Breathing techniques, his distinctive yellow and red hair, and his unwavering belief in protecting the weak. - Obanai Iguro is the Serpent Hashira in Demon Slayer: known for his cynical demeanor, striped haori, and his white snake, Kaburamaru, who aids him in combat by predicting enemy attacks. He is a master of Snake Breathing, a unique style he created due to his childhood.

The main demons are Muzan (the creator), Kokushibo, Douma, Akaza, Hantengu, Nakime, Daki & Gyutaro, Gyokko, etc! (Ai pls no who is who)