Mystery Music Show: King of Mask Singer (2015)
South Korea's beloved masked singing competition where vocal talent alone determines the champion, airing on MBC since 2015.
Mystery Music Show: King of Mask Singer - Series Information
- Original Title: 미스터리 음악쇼 복면가왕
- First Air Year: 2015
- Last Air Year: 2025
- Type: TV Series
- Genres: Reality
- Episode Runtime: Average runtime per episode (105 minutes)
- Number of Seasons: 1
- Number of Episodes: 514
- Status: Returning Series
- Original Language: Korean
- Spoken Languages: Korean
- First Air Date: April 5, 2015 (South Korea - 15)
- Networks: MBC
- Alternative Titles: 蒙面歌王 (CN), Miseuteori eumaksyo bongmyeongawang (KR), Mystery Music Show: Masked Singer's King (US), Король певцов в масках (RU)
- Production Companies: MBC
- Production Countries: South Korea
Mystery Music Show: King of Mask Singer - Plot
Competitors are given elaborate masks to wear in order to conceal their identity, thus removing factors such as popularity, career and age that could lead to prejudiced voting. In the first round, a pair of competitors sing the same song, while in the second and third rounds they each sing a solo song. After the First Generation, the winner of the Third Round goes on to challenge the Mask King, and is either eliminated or replaces the previous Mask King through live voting. The identities of the singers are not revealed unless they have been eliminated.
Mystery Music Show: King of Mask Singer - Trailer
Preview a clip from the series and see the masked competition in action.
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Mystery Music Show: King of Mask Singer - Cast & Crew
Main Cast
- Kim Sung-joo
- Kim Gu-ra
- Shin Bong-sun
- Lee Yoon-suk
- Kim Hyun-chul
- Yoon Sang
- Kai
- Kim Ho-young
- Lee Chang-min
- Heo Sol-ji
Writers
- Park Won-woo
Executive Producers
- Park Jung-gyu
Mystery Music Show: King of Mask Singer - FAQs
Where can you stream Mystery Music Show: King of Mask Singer?
Mystery Music Show: King of Mask Singer is available to stream on OnDemandKorea (with subscription and ad-supported tiers), Kocowa, and the Kocowa Amazon Channel. All three platforms offer access to episodes for viewers outside South Korea, making it widely accessible to international K-pop and Korean variety fans.
Has any celebrity been surprisingly unmasked on the show?
Yes — over its 500-plus episodes, the show has produced countless shocking reveals, with major K-pop idols, veteran ballad singers, and even classical musicians unmasked after fooling panelists. The anonymity format consistently surprises both the studio panel and viewers, making each reveal a viral moment in Korean entertainment culture.
What is Mystery Music Show: King of Mask Singer about?
The show is a South Korean music competition on MBC where singers wear elaborate masks to hide their identity, stripping away fame and reputation so only vocal talent is judged. Competitors face off in rounds of paired and solo performances, with the winner ultimately challenging the reigning Mask King through live audience voting.
Is Mystery Music Show: King of Mask Singer still airing in 2025?
Yes, the series is still actively airing as of 2025 with a returning status on MBC. Having broadcast continuously since its April 2015 premiere, it remains one of South Korea's longest-running and most popular music variety programs, accumulating over 500 episodes across its run.
Who are the main panelists in King of Mask Singer?
The show features a rotating panel of celebrity judges and commentators. Regular panelists have included Kim Gu-ra, Shin Bong-sun, Lee Yoon-suk, Kim Hyun-chul, Yoon Sang, Kai, Kim Ho-young, Lee Chang-min, and Heo Sol-ji, with Kim Sung-joo serving as the primary host throughout the series.
How does the elimination format work on this show?
In each episode, two masked competitors perform the same song together, then each sings a solo in subsequent rounds. The loser of the final round is eliminated and unmasked on the spot. The winner then challenges the reigning Mask King, either dethroning them or being eliminated, with the champion's identity kept secret until defeat.
How many episodes does King of Mask Singer have?
As of the available data, Mystery Music Show: King of Mask Singer has aired 514 episodes, along with 1 special episode. The series has been broadcasting on MBC since April 5, 2015, and continues to produce new episodes, cementing its place as one of Korean television's most enduring music competition formats.
What makes King of Mask Singer different from other singing competitions?
Unlike conventional talent shows, King of Mask Singer deliberately removes all visual and social cues — fame, age, appearance, and career status are hidden behind elaborate costumes. This levels the playing field so voting is based purely on vocal performance, often producing surprising results when beloved celebrities are revealed after unexpected eliminations.
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