[전체] Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

The hit Netflix animation “KPOP Demon Hunters” features a dazzling rival boy group, The Saja Boys. But who are their real-life inspirations? Discover the voice actors, K-pop idols, models, and singers behind the characters—including Ahn Hyo-seop, Kevin Woo, and Lee Byung-hun. Plus, we dive into OST highlights and Season 2 teasers!

 

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

Table of Contents


1. What Is “KPOP Demon Hunters”?

2. Who Are the Saja Boys?

3. Members of the Saja Boys & Their Real-Life Inspirations

4. Voice Cast & OST Artists Breakdown

5. What Makes Saja Boys So Popular?

6. Post-Credit Scene & Season 2 Foreshadowing

7. Final Verdict: A Cultural Mashup Masterpiece

 

 

1. What Is “KPOP Demon Hunters”?


Released on Netflix in June 2025, KPOP Demon Hunters is a groundbreaking fantasy-action animation produced by Sony Pictures Animation.

 

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!


It follows the story of global K-pop girl group Huntrix—Lumi, Mira, and Joy—who are not just idols but also demon hunters. They fight to protect the Honmoon, a spiritual shield that protects fans’ souls from being devoured by evil forces.

 

The story intensifies when they face off against the mysterious and dangerously seductive boy group, The Saja Boys, who aim to shatter the Honmoon by stealing fans’ energy during performances.

 

 

 

 

2. Who Are the Saja Boys?


The Saja Boys aren’t your typical rival group. They’re demons disguised as idols, under the control of the demon king Gwima.

 

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!


They hold high-profile concerts, luring in fans and draining their emotional energy to fuel evil.

The group is a fantasy blend inspired by real-life K-pop boy bands such as:

 

▪️BTS

▪️TXT

▪️Stray Kids

▪️ATEEZ

▪️BIGBANG

▪️MONSTA X

 

Their design and performance style mirror real K-pop culture, including flashy visuals, synchronized choreography, and fan service.

 

 

 

 

3. Members of the Saja Boys & Their Real-Life Inspirations


① JINU – Leader, Main Antagonist

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

▪️Voice Actor: Ahn Hyo-seop

▪️Singing Voice: Andrew Choi

▪️Visual Inspirations: Cha Eun-woo, Nam Joo-hyuk

▪️Character Lore: Once a poor musician, he made a deal with Gwima in exchange for fame—losing his humanity. A tragic hero figure, he falls for Lumi and ultimately sacrifices himself to save her.

 

 

 

② ABBEY – The Powerhouse

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

▪️Voice Actor: Cho Sung-won

▪️Singing Voice: Neckwav

▪️Concept: Muscular, stoic, but secretly soft-hearted. Famous for signing fans’ stomachs at fan events.

 

 

 

③ BABY – Visual Maknae

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

▪️Singing Voice: Danny Chung (THE BLACKLABEL)

▪️Inspiration: BTS Jimin’s gestures and visuals

▪️Concept: Adorably boyish visuals paired with a deep-voiced rapper persona—pure gap moe appeal.

 

 

 

④ MYSTERY – The Enigma

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

▪️Voice Actor: Alan Lee

▪️Singing Voice: Kevin Woo (former U-KISS)

▪️Concept: Always covers his face. Has a secret connection with Huntrix member Joy.

 

 

 

⑤ ROMANCE – The Sweetheart

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

▪️Voice Actor: Joel Kim Booster

▪️Singing Voice: samUIL Lee

▪️Concept: As his name suggests, he’s all about heart-fluttering charm and poetic energy.

 

 

 

 

4. Voice Cast & OST Artists Breakdown

Character Voice Actor Singing Voice
Lumi Arden Cho EJAE
Jinu Ahn Hyo-seop Andrew Choi
Gwima Lee Byung-hun Both voice & vocals
Mira Mei Hong -
Joy Yoo Ji-young -
Manager Bobby Ken Jeong -
Healer (Herbalist) Daniel Dae Kim -

 

 

🎵 OST Highlights:

 

▪️“Takedown” – Sung by TWICE’s Jeongyeon, Jihyo, and Chaeyoung

▪️“Soda Pop” – Saja Boys’ addictive theme song

▪️“Golden” – Lumi’s emotional solo

▪️“Your Idol” – Broke into Spotify’s global K-pop Top 10

 

 

 

 

5. What Makes Saja Boys So Popular?


Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

✔️ Stunning Stage Direction: Live performances are animated like real K-pop concerts.

✔️ Cultural Details: Kimchi, herbal medicine clinics, hanbok, tigers from Korean folk art—it's all there.

✔️ K-pop Accuracy: Fan chants, slogans, light sticks, idol fandom behavior.

✔️ Meta Humor: Galaxy smartphone PPL? Yes. K-pop inside jokes? Yes.



 

 

6. Post-Credit Scene & Season 2 Foreshadowing


“The Honmoon is still open.”

 

The post-credit scene features a creepy Saja Boys plush glowing red at Namsan Tower—with haunting laughter.

 

Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!


💡Other clues include:

▪️Jinu’s spirit not fully gone

▪️Lumi’s hand mark glowing again

▪️Ancient Joseon-era scrolls connected to her bloodline

▪️Manager Bobby’s suspicious behavior

 

This heavily hints at a possible Season 2, and fans are already speculating like crazy.

 

 

 

 

7. Final Verdict: A Cultural Mashup Masterpiece


Who Are the Real Faces Behind ‘KPOP Demon Hunters’ Saja Boys?! Cast, Voice Actors, Inspirations Fully Explained!

 

K-POP Demon Hunters isn’t just for anime fans—it’s for K-pop stans, fantasy lovers, and anyone who enjoys stylish, action-packed storytelling. The Saja Boys, though villains, have quickly become breakout stars of the show. Their tragic backstories, addictive music, and unforgettable performances have carved a space in fandom hearts everywhere.

 

👤“Did Jinu really disappear?”
👤“What is Lumi’s true destiny?”
👤“Will the Saja Boys return stronger?”

 

These are just some of the questions fans are left pondering. So if you haven’t watched it yet, consider this your sign. And if you have? Maybe it’s time for a rewatch—because the Honmoon is still open.

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댓글 22
  • 프로필 이미지
    jkHippopotamus634
    Jinu’s story broke my heart… I didn’t expect this much depth from an animated villain.
  • 프로필 이미지
    sjNarwhal707
    I can't believe how obsessed I am with the Saja Boys… villains with this much depth and style? TAKE MY SOUL.
  • 프로필 이미지
    선물같은하루
    아...끝까지 다시 도전해봐야하는데...ㅎㅎ
    항마력 딸리더라고요~
  • 프로필 이미지
    jhHedgehog546
    Jinu was so realistic, he totally felt like an actual K-pop idol 😂 Can’t wait for Season 2!
  • 프로필 이미지
    곰블랑
    케데헌 역시 글로벌한 인기군요 ㅎㅎㅎ 저는 베이비가 최애입니다🫶
  • 프로필 이미지
    sungjin4770
    데몬헌터스 너무 잼있게봤어요
    보면서 뜰줄 알았어요
  • 프로필 이미지
    디닐
    케데헌인가요 이거 인기 많더라구요
    함봐볼까 생각중이에요 ㅎㅎ 재밌나봐요
  • 프로필 이미지
    2nYak719
    사자보이즈 너무 좋아요
    저승사자 버전이 더 멋있어요
  • 프로필 이미지
    jaX-ray Tetra157
    이재님 노래 너무 잘하는것 같아요 골든 중독성 미쳤어요
  • 프로필 이미지
    둥다
    외국애서인기가엄청나내요
    영화를한번봐야갯어요
  • 프로필 이미지
    qxRaccoon328
    아이돌이 여러팀이 나오나봐요 
    사자보이즈는 들어봤는데 
    저 화사한 의상은 어떤 그룹인가요
  • 프로필 이미지
    jiGazelle389
    여기 사자보이즈도 현아이돌만큼 인기좋네
    벌써 매료된사람이 너무많다
  • 프로필 이미지
    밴부러스
    진우 성우가 안효섭이었군요
    유키스 케빈도 노래 참여했네요
  • 프로필 이미지
    doYak297
    노래는 앤드류 최가 했네요
    목소리가 너무 좋더라구요
  • 프로필 이미지
    lpKoala75
    안효섭이 진우라니 대박
    찾아보니 캐나다출신인가봐요
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    woJackal772
    사자보이스, 매력 덩어리들, 
    노래는 왜이렇게 좋은지. ㅎㅎㅎ
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    kiZonkey901
    사자보이즈 인기많더라고요 제사상 팬문화도 생겼어요 ㅋㅋ
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    kiChinchilla900
    사자보이즈 인기 많네요 혼문 못지킬거같아요
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    biSeal289
    목소리 캐스팅도 대박이던데요 잘되는데는 이유가있나봐요
  • 프로필 이미지
    dkStarfish511
    소다팝 너무 상큼해요 가사가 달달하더라고요