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.
Career
2017–2024: Good Day, Cignature, and solo activities
In August 2017, ZZONE debuted as a member of the girl group Good Day under C9 Entertainment, going by her birth name. In February 2020, C9 redebuted ZZONE as a member of Cignature under the sub-label J9, using the name Jeewon.
In early 2024, ZZONE made her acting debut in the web series "Our Love Triangle" as the rival of the main female character. In February, ZZONE was announced as a character model for the first-person shooter video game Sudden Attack. On May 23, ZB and Ation released the EDM song "Eternal Time" featuring ZZONE. 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. ZZONE departed the show suddenly after one month.
On July 5, ZZONE appeared at the 2024 Waterbomb Festival on stage to perform the song "Eternal Time" with ZB and Ation. 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.
On July 30, ZZONE released her first solo single "Let's Go To The Sea", a remake of the song by Rozy. In November, Cignature disbanded and terminated their contracts with their label.
In June 2025, fellow K-pop idol Hyunjin announced she was joining a band project with ZZONE. On August 25, ZZONE released her second single "Devil's Jam" along with a "B-grade horror-like" music video. 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.
On January 8, 2026, Latency officially debuted with their single "It Was Love". In August, ZZONE departed the group along with members Haeun and Semi, following Hyunjin's departure in May.
↑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.
↑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.
