Choi Yun-jin (; born April 16, 2004), known professionally as Jini (, formerly romanized as Jinni), is a South Korean singer, rapper and actress. She debuted as a member of the South Korean girl group Nmixx in February 2022. Following her departure from the ensemble and JYP Entertainment on December 9, 2022, she joined ATOC as a solo artist.
Early life Jini was born on April 16, 2004, as Choi Yun-jin, in Busan, South Korea.
Career Pre-debut and Nmixx
Jini joined JYP Entertainment as a trainee in 2016. In 2019, she appeared in 2PM's Nichkhun's music video for his solo debut single "Lucky Charm". On August 6, 2021, Jini, along with Jiwoo and Kyujin, were revealed as the first three members of Nmixx (then known as "JYPn"), through a dance performance video.
Jini officially debuted with the group on February 22, 2022, with the single album Ad Mare, alongside its lead single "O.O". Later that year on December 9, JYP Entertainment announced that she departed from Nmixx and the agency for personal reasons.
2023–present: An Iron Hand in a Velvet Glove and acting debut
On April 14, 2023, it was reported by news media that Jini had signed an exclusive contract with ATOC (formerly called UAP), which have also signed a management MOU collaboration with Sublime to manage her acting activities. This was later confirmed by Sublime. Jini made her solo debut on October 11, with the EP An Iron Hand in a Velvet Glove.
On January 25, 2024, Jini released the song "Starlight" as part of the soundtrack for Naver Webtoon No Office Romance!. On November 13, it was announced that Jini would be making her acting debut in the film Boy, which premiere at the 35th Fancine Film Festival on December 12, 2025. She also made her first leading role in the 2025 Kanta short form horror web series Demon's Profile Picture, portraying Ji-hyo. On April 14, 2026, Jini was cast in a youth romance web series The Girl from Class, portraying as a student girl.
Endorsement In September 2023, Jini became the new muse for the skincare brand Mixsoon.
Discography
Extended plays + List of extended plays, showing selected details, selected chart positions, and sales figures Title Details Peak chart positions Sales KORPeak chart positions on the Circle Album Chart: An Iron Hand in a Velvet Glove Released: October 11, 2023 Label: ATOC Formats: CD, digital download, streaming 9 KOR: 61,904
Singles + List of singles, showing year released, selected chart positions, and name of the album Title Year Peak chart positions Album KORDLPeak chart positions on the Circle Download Chart: "C'mon" 2023 137 An Iron Hand in a Velvet Glove
Soundtrack appearances + List of soundtrack appearances, showing year released and album name Title Year Album "Starlight" (나의 별) 2024 No Office Romance! OST
Songwriting credits + List of songs, showing year released, artist name, and name of the album Title Year Artist Album Composer Lyricist "Bad Reputation" 2023 Jini An Iron Hand in a Velvet Glove
Videography
Music videos Year Title Director(s) Length 2023 "Bad Reputation" Geeeembo,Lee Jaedon 1:52 "C'mon" 3:16
Filmography
Film Year Title Role 2025 Boy Jane
Web series Year Title Role 2025 Demon's Profile Picture Ji-hyo 2026 The Girl in Class Student girl
Music video appearances Year Title Artist 2018 "Lucky Charm" Nichkhun 2026 "She In Class" Jang Beom-jun
References
External links