Jinu is the charismatic leader of the Saja Boys, a K-pop boy band that serves as a front for demons working under the evil king Gwi-Ma

Abby Saja is the vain, scene-stealing main dancer of the Saja Boys. Posing as a K-pop idol, his true mission is to ruin the rival group HUNTR/X and steal souls. He is famous for his chiseled physique and bold personality.

Mystery Saja is a demonic K-pop idol in Sony's K-Pop Demon Hunters. As a member of the rival boy group, the Saja Boys, he uses his enigmatic, emo-styled charm to bewitch fans and harvest human souls for the demon king Gwi-Ma. He is known for his signature fringe-covered bangs and soaring angelic vocals.

Baby Saja (often referred to simply as "Baby") is a supporting antagonist and the main rapper of the Saja Boys in Sony Animation's film KPop Demon Hunters. Disguised as an adorable, bottle-sipping K-pop idol, this demon uses his childlike persona and unsettling powers to help his master steal human souls.

Romance is a flamboyantly charming but villainous demon and a member of the Saja Boys, a rival, demon-engineered K-pop boy band. He is best known for his signature pink hair, dramatic flirtatious fan-service, and a comedic yet seductive presence.

Rumi Kang is the main protagonist of Sony Pictures Animation and Netflix's KPop Demon Hunters. She is a half-demon/half-human hybrid who leads the global K-pop group HUNTR/X while secretly working as a demon hunter to protect the world from the demonic realm.

Mira is the lead dancer, visual, and choreographer of the famous K-pop girl group HUNTR/X from K-Pop Demon Hunters. Behind her fierce, sarcastic exterior, she struggles with feeling unworthy of love due to her turbulent past. Alongside her bandmates, she secretly fights demons using a magical curved blade (Gok-Do).

Zoey is the upbeat, bubbly lead rapper and lyricist of the K-pop girl group HUNTR/X in the 2025 Netflix animated musical KPop Demon Hunters. Born in Korea but raised in Burbank, California, she lives a double life as a pop star and a magical demon hunter who throws shin-kal knives.

Bobby is the energetic, hard-charging, and doting manager of the K-pop girl group HUNTR/X in the animated film KPop Demon Hunters. Voiced by comedian and actor Ken Jeong, he runs himself ragged organizing the group's schedules, yet remains fiercely loyal and constantly dotes on the girls. Despite being the glue that holds the group together professionally, Bobby operates in the dark regarding their secret moonlighting gigs as demon hunters.

King Gwi-Ma is the cruel, soul-devouring ruler of the demon realm.