Lee Mu-jin

Lee Mu-jin (; born December 28, 2000) is a South Korean singer and songwriter. He rose to fame after appearing on the music audition show Sing Again in 2020, in which he finished in 3rd place. His 2021 single, "Traffic Light", spent three weeks at number one on South Korea's Gaon Digital Chart. Since 2022, he is the main host on KBS music web show, LeeMujin Service.

Personal life Lee was born in Goyang, Gyeonggi Province, South Korea. He is a student at Seoul Institute of the Arts.

Released: June 23, 2022 Label: BPM Entertainment Formats: CD, digital download, streaming 31 KOR: 5,015

Released: October 7, 2024 Label: BPM Entertainment Formats: CD, digital download, streaming 26 KOR: 4,083

Singles Title Year Peak chart positions Certifications AlbumKOR KORHot "Traffic Light" 2021 1 1 KMCA: 2× Platinum "The Assignment Song" 100 96 "Scent of the Day" 72 59 "Fall in Fall" 14 25 "When It Snows" 6 7 KMCA: Platinum 2022 65 Room Vol.1 "Ordinary Confession" 2023 23 "Episode" 6 "Propose" 2024 56 "Old Song" 27 "Sorrow Thoughts" 86 "Coming of Age Story" 26 Youth "Bird on the Edge" 2025 106 "—" denotes a recording that did not chart or was not released in that territory.

Soundtrack appearances Title Year Peak chart positions AlbumKOR 2021 — —Poupelle of Chimney Town OST "Rain and You" 11 15Hospital Playlist Season 2 OST "Come Rest with Me" 104 —Now, We Are Breaking Up OST "Sweet" 2022 169 —Business Proposal OST "Firefly" (개똥벌레) 126 — Ditto OST "Slainte!" (슬랜트!) — Playlist Season 2 OST "—" denotes a recording that did not chart.

Compilation appearances Title Year Peak chart positions AlbumKOR 92 You Hee-yeol's Sketchbook "Three of Us" — 72 "Long Time Lovers" — — "—" denotes a recording that did not chart.

Filmography Television shows YearTitleRoleNotes 2020 Sing Again Contestant Placed third 2021 Famous Singer Cast Member Spin-off of Sing Again 2022 Baby Singer Teacher Sing for Gold Manager Playlist Main Cast Season 2

Web shows Year Title Role 2022–present LeeMujin Service Host

Concert Bonus Book Appendix (2022–2023)

Accolades Awards and nominations

Listicles + Name of publisher, year listed, name of listicle, and placement Publisher Year Listicle Placement Forbes 2022 Korea Power Celebrity35th