Woochan, born Jo Woo-chan, is a South Korean rapper and songwriter under The Black Label. Known for his early breakthrough on hip-hop stages and years of solo work, he is now one of the core members of ALLDAY PROJECT, a co-ed K-pop group praised for its genre-defying artistry and performance depth.
Biography
- Stage Name: Woochan (우찬)
- Birth Name: Jo Woochan (조우찬)
- Position: Rapper
- Birthday: January 20, 2005
- MBTI: ENFP
- Height: 178cm
- Zodiac Sign: Aquarius
- Nationality: Korean
- Instagram: @jowoochan_santa
- YouTube: @WOOCHAN0120
Early Life and Career Beginnings
Woochan spent part of his childhood in Perth, Australia, after relocating with his family at age two, before eventually returning to South Korea to pursue music. He attended Hanlim Arts School, graduating in 2024, and is currently studying practical music at Hongik University.
He made a historic appearance on Show Me the Money 6 in 2017, becoming the youngest contestant in the show’s history at age 12. Despite his age, he quickly gained acclaim for his technical skill and lyrical maturity, earning a spot as a finalist and leaving a strong impression on both viewers and industry professionals.
During his audition for Cube Entertainment, he was asked to demonstrate rapping, singing, and dancing, showcasing his versatility as a trainee.
Solo Career and Industry Experience
Following his time on Show Me the Money, Woochan joined the special unit OG SCHOOL PROJECT alongside other rising stars. In 2018, they released the single “OGZ,” showcasing his versatility in both collaborative and solo formats.
In 2019, he departed from Cube Entertainment and launched his solo career with the release of “ID Schoolboy Pt.1.” He continued to develop his discography with subsequent releases, including “Pt.2,” “Pt.3,” and the 2024 extended play “Blank,” which was praised for its introspective lyricism and evolving sound.
He also trained with Trainee A, a pre-debut team under BigHit Music, further sharpening his skills and expanding his musical perspective, though the group ultimately did not debut.
Debut and Role in ALLDAY PROJECT
After several years of industry experience as a soloist and trainee under both Cube Entertainment and BigHit Music, Woochan was officially introduced as a member of ALLDAY PROJECT on June 9, 2025. The announcement marked a significant chapter in his career, transitioning from solo hip-hop artist to a full-fledged idol under The Black Label.
On June 23, 2025, he debuted with the group through their digital single album “Famous,” featuring the title track “Wicked.” Known for his commanding stage presence and seasoned rap delivery, Woochan serves as the main rapper and a lead lyricist of the group. His verses in “Wicked” are marked by precision, introspection, and emotional range qualities that reflect his experience beyond his years.
As one of the most experienced members, Woochan plays a vital role in shaping the musical direction of ALLDAY PROJECT. His ability to blend underground hip-hop authenticity with idol performance sensibility has been instrumental in defining the group’s genre-defying concept. His lyricism contributes depth and maturity to the group’s sound, while his years of live performance lend polish to their stage presence.
Public Image and Artistry
Often referred to as a “rap prodigy,” Woochan is respected for his grounded demeanor and consistent artistic growth. His ability to transition from reality show notoriety to solo independence and now group collaboration reflects his versatility and long-term commitment to his craft.
With a strong foundation in hip-hop and a growing presence in the K-pop mainstream, Woochan continues to evolve as an artist while contributing significantly to ALLDAY PROJECT‘s creative direction.
Facts
- Although he’s currently promoting under his real name, he has mentioned that he may switch to a stage name in the future if he adopts a rap name.
- In an interview, Dynamic Duo praised Jo Woochan, saying he has a broad spectrum of talent and mental maturity beyond his age, calling his professional attitude remarkable.
- He was cast as a school bullying victim in JTBC’s first short film, Dad’s Sword, and also created the OST for the film himself.
- Although many hoped he would pursue idol activities due to his versatile talents, Woochan once said he didn’t want to choose between being a rapper and an idol. Despite initial hesitations, he eventually became an idol trainee and successfully debuted. He stated that even after debuting, he would continue making hip-hop music.
- The comeback earned loud cheers, but the “Santa isn’t real” line in SMTM became iconic. Every Christmas season, friends jokingly tease him with that line. Even the members of ALLDAY PROJECT sang the line in front of him, and for his 20th birthday, they gave him a Santa hat-shaped cake.
- His initial passion was for dance, which preceded his development as a rapper.
- As a child, Woochan appeared in numerous commercials and modeling projects, showcasing his early presence in the entertainment industry.
- He collaborated with Pentagon’s Hui on the track “Wake Me Up. In 2016, he also featured in Pentagon’s pre-debut MV “Young” and made a cameo in Jeon Soyeon’s music video for “Jelly.”
- Woochan maintains close friendships with fellow artists such as Jeon Soyeon, Yoo Seonho, and Lai Guanlin.
- There were also rumors that he had joined the debut lineup for Zico’s KOZ Entertainment boy group. However, when KOZ officially revealed their group BOYNEXTDOOR in April 2023, it became clear he was not part of the team.
