man wearing short kimono, open kimono, demon slayer kimono, white kimono, rainbow kimono, white with rainbow colors kimono, samurai tattoos, yokai tattoos, age 24, lean full muscles, upper body only, waist up only, erotic, muscular, tight body, tight muscles, super colorful, demon slayer magic particles, iridescent particles, rainbow particles, sky full of stars, fantasy katana made of rainbow glass, rainbow hair, neon hair, multicolor hair, white base hair