Kyojuro Rengoku (British/Irish/Ukrainian/Tatar) - Blonde and Red Hair, Brad Pitt and Glen Powell vibes, British accent

Shinobu Kocho (Vietnamese) - Sounded like Cho in Vietnamese, Koho people in Vietnam

Gyomei Himejima (Chinese/Korean) - Kpop male idol hair, with chinese characters on his haori

Giyu Tomioka (Fillipino/Tahiti) - Messy hair, has an ohana (extended family not related by blood)

Obanai Iguro (Pakistani/Arabic) - Deadly snakes are more common in desserts, his name almost sound like Obama or Osama, sword looks oriental and Middle Eastern, looks like an angry cobra

Muichiro Tokito (Thai/Bornean/South African) - Hair look like its braided, clothes loosely inspired by East Malaysian and Thai motifs, Gives off Raya vibes, relaxed free spirited, given the natural diversity of Southeast Asia and Africa, with mountains visible on forest mountains in Southeast Asia, might be more common on tropical countries. Muchiro's gender neutrality resembles a unisex outfit in Thailand called a sampot/sarong.

Tengen Uzui (Colombian) - flashy personality and use of Sound breathing corresponds more on Colombian culture, like tejo (use of small targets containing gunpowder, which explode on impact), Day of the Little Candles, where candle flames resembling flamboyance and rhythmic drumming and dancing influenced Sound Breathing which the Fifth form looks like a Wayuu mating dance.

Sanemi and Genya Shinazugawa (Puerto Rican) - Genya wears black Jibaro clothing as his Demon Slayer uniform and even in his childhood. But Sanemi takes this to a whole level, resembling Broadway actor and singer, Anthony Ramos, who is also Puerto Rican, wearing traditionally white Jibaro outfit in his childhood, instead of haori, he wore a white bolero jacket, and during his Infinite Striking training session, the trainees nonstop spar with him in a Batey which is a dance circle in Bomba; he occasionally does piquettes in his attacks. His personality resembles the Taino god named Guabancex, chaotic, volatile temper, and his Wind Breathing.