ZZONE

ZZONE
In this Korean name, the family name is Kim.
Not to be confused with Iz*One.

ZZONE
ZZONE in 2026
Born
Kim Ji-won

(1999-04-01) April 1, 1999 (age 27)
South Korea
OccupationsSinger, musician
Musical career
Genres
Instruments
  • Vocals
  • guitar
Years active2017–present
Labels
Formerly of
Korean name
Hangul
김지원
RRGim Jiwon
MRKim Chiwŏn
Stage name
Hangul
지지원
RRJijiwon
MRChijiwŏn

Kim Ji-won (Korean: 김지원; born April 1, 1999), known professionally as Jeewon (지원) and as a soloist by the stage name ZZONE (지지원), is a South Korean singer and guitarist. She was the guitarist for the band Latency and a former member of girl groups Good Day and Cignature. She is known for her viral performance at the 2024 Waterbomb Festival.

Early life

Kim Ji-won was born on April 1, 1999.[1]

Career

2017–2024: Good Day, Cignature, and solo activities

Main articles: Good Day (group) and Cignature

In August 2017, ZZONE debuted as a member of the girl group Good Day under C9 Entertainment, going by her birth name.[2] In February 2020, C9 redebuted ZZONE as a member of Cignature under the sub-label J9, using the name Jeewon.[3]

In early 2024, ZZONE made her acting debut in the web series "Our Love Triangle" as the rival of the main female character.[4] In February, ZZONE was announced as a character model for the first-person shooter video game Sudden Attack.[5] On May 23, ZB and Ation released the EDM song "Eternal Time" featuring ZZONE.[6] In June, ZZONE began appearing as an MC on the variety show "Noppakku" with host Tak Jae-hoon. During her first episode, a guest on the show made remarks to her that were criticized as sexual harassment and Tak later released an official apology to ZZONE.[7] ZZONE departed the show suddenly after one month.[8]

On July 5, ZZONE appeared at the 2024 Waterbomb Festival on stage to perform the song "Eternal Time" with ZB and Ation.[9] ZZONE's performance went viral on social media and she was referred to as "Waterbomb goddess", with a fan-recorded video reaching 500,000 views within five days and 1.6 million views as of September 2025.[10][11] On July 30, ZZONE released her first solo single "Let's Go To The Sea", a remake of the song by Rozy.[12] In November, Cignature disbanded and terminated their contracts with their label.[13][14]

2025–present: Debut with Latency

Main article: Latency (band)

In June 2025, fellow K-pop idol Hyunjin announced she was joining a band project with ZZONE.[15] On August 25, ZZONE released her second single "Devil's Jam" along with a "B-grade horror-like" music video.[11] In October, the web series Motchuh Do Rock! launched, following the formation of the band Latency under the label Oddinary Records with ZZONE, going by Jeewon, as a guitarist.[16]

On January 8, 2026, Latency officially debuted with their single "It Was Love".[17] In August, ZZONE departed the group along with members Haeun and Semi, following Hyunjin's departure in May.[18]

Discography

For ZZONE's discography with Good Day, Cignature and Latency, see Good Day (group) § Discography, Cignature § Discography, and Latency (band) § Discography.

Singles

Title Year Album
"Let's Go To The Sea" 2024 Non-album singles
"Devil's Jam" 2025
Title Year Album
"Eternal Time"
(ZB and Ation featuring Jeewon of Cignature) 		2024 Non-album single

Songwriting credits

All songwriting credits are adapted from the Korea Music Copyright Association's database.[19]

Title Year Artist Album
"It Was Love" (사랑이었는데)" 2026 Latency Late O'Clock
"Latency"
"Starry Night"

Videography

For ZZONE's videography with Good Day and Cignature, see Good Day (group) § Music Videos, and Cignature § Music videos.

Music videos

Title Year Ref.
"Devil's Jam" 2025 [11]

Filmography

Television shows

Year Name Role Ref.
2017–2018 The Unit: Idol Rebooting Project Contestant [20]
2024 Noppakku Tak Jaehoon MC [8]

Web series

Year Name Role Ref.
2024 Our Love Triangle (내짝남X날짝남) Park Seo-Ah [4]
2025 Motchuh Do Rock! Herself [16]

Hosting

Year Title Notes Ref.
2024 2024 Boryeong Mud Festival K-Pop Super Live with Jihan of Weeekly and Seo-won of Unis [21]

References

  1. ^ Park, Sang-hoo (August 25, 2023). "시그니처 지원 "현재 남친 無... 선미·권은비 이어 '워터밤 여신' 희망"". JTBC. Retrieved January 12, 2026.
  2. ^ Dong-sun, Park (January 14, 2020). "C9엔터, 내달 신인걸그룹 '시그니처' 론칭…'C9걸즈 데뷔 본격화'". RPM9 (in Korean). Archived from the original on February 6, 2020. Retrieved January 24, 2020.
  3. ^ Cho Sung-yoon (April 7, 2020). 시그니처, 7일 리드 싱글 B '아싸' 발매…초고속 컴백 '비주얼 UP' [cignature, released lead single B "ASSA" on 7th (April), very fast comeback "visual UP"]. Sports DongA (in Korean). Archived from the original on October 17, 2020. Retrieved April 17, 2020.
  4. ^ a b Im, Jae-ho (January 19, 2024). "'내짝남X날짝남' 공찬⋅김시경⋅안세민 공식 티저 공개... 청춘들의 예측불가 삼각 로맨스 예고". BNT News. Retrieved January 12, 2026.
  5. ^ Lee, Eun-mi (February 29, 2024). "시그니처 지원, 인기 FPS 캐릭터 출시...'만능 센터 활약'". Daily Sports Hankook. Retrieved January 12, 2026.
  6. ^ "제트비(ZB)와 에이션(ATION), 디지털 싱글 앨범 'Eternal Time' 발매". TenAsia. May 23, 2024. Retrieved January 12, 2026.
  7. ^ Choi, Ji-yoon (June 21, 2024). ""탁재훈 만류했지만"...걸그룹에 AV배우 권유 사과". Newsis. Retrieved January 12, 2026.
  8. ^ a b Lee, So-jung (October 6, 2024). "'노빠꾸 탁재훈' 씁쓸한 하차 엔딩...시그니처 지원, 남은 건 성희롱 논란뿐". TenAsia. Retrieved January 12, 2026.
  9. ^ Son, Jin-ah (August 9, 2024). "제트비(ZB)·에이션(ATION), '워터밤 서울 2024'서 시그니처 지원과 파격 무대". MK Sports. Retrieved January 12, 2026.
  10. ^ Ko, Jae-wan (August 9, 2024). ""노렸네 노렸어"...시그니처 지원, 상의 풀어헤치는 퍼포먼스→권은비 이어 '워터밤 女神' 등극?". Sports Chosun. Retrieved January 12, 2026.
  11. ^ a b c Kim, Ji-hye (September 4, 2025). "[단독] 160만 뷰 '워터밤 여신', 이제는 아티스트 '지지원'으로 새 출발 [IS인터뷰]". Isplus. Retrieved November 18, 2025.
  12. ^ Jung, Seo-hyun (August 24, 2024). "시그니처 지원, 서머송 '바다 가자' 30일 발매". Newsis. Retrieved January 12, 2026.
  13. ^ Jang, Joo-yeon (November 29, 2024). '이달소 출신' 루셈블, 소속사와 전속 계약 종료...재데뷔 1년 2개월 만 [전문] [Loossemble, from Loona, ends exclusive contract with agency...1 year and 2 months since re-debut [Full text]] (in Korean). Ilgan Sports. Retrieved November 29, 2024 – via Naver.
  14. ^ 워터밤도 섰는데…시그니처, 데뷔 4년 만 해체 "계약 잔여 기간 상관 無" [공식입장 전문]. Naver (in Korean). December 2, 2024. Archived from the original on December 4, 2024. Retrieved December 3, 2024.
  15. ^ 디뮤어 demure. (June 19, 2025). 이달소 애옹이, CEO가 되다 | 현진 인터뷰 | 이달의 소녀, 루셈블 | demure Portrait.. Retrieved June 27, 2025 – via YouTube.
  16. ^ a b Kim, Jin-seok (November 18, 2025). "[단독] 시그니처 지원 → 이달소 현진 뭉친 밴드 '레이턴시' 내년 1월 데뷔 예정". TV Daily. Retrieved November 18, 2025.
  17. ^ Kim, Jin-seok (January 8, 2026). "전직 아이돌과 인플루언서의 만남... 밴드 레이턴시, 오늘(8일) 데뷔". TV Daily. Retrieved January 8, 2026.
  18. ^ Shin-Woo, By Kang (August 14, 2026). "'걸밴드' 레이턴시 지지원·하은·세미, 7개월 만에 팀 탈퇴..."상호 합의하에 계약 종료"". SportsKyungHyang. Retrieved August 14, 2026.
  19. ^ "KOMCA search". Credits for can be found by searching Writers & Publishers for ZZONE: Korea Music Copyright Association. Retrieved July 15, 2025.
  20. ^ Baek, Jong-mo (November 24, 2017). "[엑's 영상] '롱컷' 더유닛 여자 화이트(THE UNIT WHITE) 뮤직뱅크 출근길...2등 팀의 당찬 출근". Xports News. Retrieved January 12, 2026.
  21. ^ Jeon, Hyo-jin (August 11, 2024). "'新워터밤 퀸' 시그니처 지원, '케이팝 슈퍼 라이브' MC 출격". Sports Donga. Retrieved January 12, 2026.

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