CORTIS Biography: Age, Members, Songs, Net Worth, Height, Albums, Girlfriends, Concerts, Parents, Instagram, YouTube

CORTIS (코르티스), stylized in all caps, is a South Korean boy band formed by BigHit Music (under HYBE) in 2025.

Known for their fresh, self-produced sound, dynamic performances, and “color outside the lines” philosophy, the five-member group—James, Juhoon, Martin, Seonghyeon, and Keonho—has quickly risen as one of K-pop’s most explosive rookies.

They blend hip-hop, pop, and global influences with authentic creativity, songwriting, production, choreography, and videography involvement from the members themselves.

Their fandom name is COER (코어), symbolizing fans as the core supporters who color outside the lines together.

Quick Facts

• Members Real Names: Chao Yufan (James), Kim Ju-hoon (Juhoon), Martin Edwards Park (Martin), Eom Sung-hyun (Seonghyeon), Ahn Geon-ho (Keonho)
• Stage Name/Group Name: CORTIS (acronym for “Color Outside The Lines”)
• Active From: 2025
• Origin: Seoul, South Korea
• Active Until: Present
• Nationality: South Korean (with international elements)
• Occupation: Singers, Dancers, Rappers, Songwriters, Producers, Content Creators
• Net Worth: Collective estimates in the high millions USD (as rising stars with strong sales, tours, and brand deals; individual figures not publicly detailed but growing rapidly from debut success)

Early Life and Members

CORTIS members come from diverse backgrounds but share a drive for creative freedom.

Most had pre-debut experiences in entertainment, modeling, sports, or music before joining BigHit Music.

Their pre-debut training emphasized self-expression, with members contributing to senior HYBE artists’ projects.

The group was announced in 2025 as a “next-generation creator crew,” debuting shortly after with strong involvement in their own music and visuals.

James

• Date of Birth: October 14, 2005
• Age: Approximately 20–21 years old
• Place of Birth: Not publicly specified in detail (Chinese heritage via real name Chao Yufan)
• Ethnicity: Chinese/Korean
• Religion: Not specified
• Parents/Siblings: Private
• Education: Likely completed or paused for idol training/debut

Early Life: James trained under BigHit and was part of the pre-debut project Trainee A (2021–2022). He contributed to choreography and songwriting for HYBE acts like ILLIT (“Magnetic,” “Cherish (My Love),” “Tick-Tack”) and TXT tracks.

He also performed as a backing dancer for Jung Kook’s “Seven.” His early exposure built skills in dance, rap, and production, shaping him into a versatile performer.

Juhoon

• Date of Birth: January 3, 2008
• Age: Approximately 18 years old
• Place of Birth: South Korea
• Ethnicity: Korean
• Religion: Not specified
• Parents/Siblings: Private
• Education: Likely high school or equivalent during training

Early Life: Before debuting, Juhoon played soccer and worked as a child model, appearing in fashion campaigns and music videos such as VIXX’s “Scientist,” Zion.T’s “Hello Tutorial,” and MeloMance tracks.

His modeling and performance background added visual appeal and stage presence, transitioning smoothly into K-pop training focused on vocals, rap, and visuals.

Martin (Leader)

• Date of Birth: March 20, 2008
• Age: Approximately 18 years old
• Place of Birth: Likely international background (real name Martin Edwards Park)
• Ethnicity: Korean (with possible Western influences)
• Religion: Not specified
• Parents/Siblings: Private
• Education: Training-focused path

Early Life: Martin was a member of the Rainbow Children’s Choir and served as a flag bearer for Iceland at the 2018 Winter Olympics.

He joined BigHit around 2019 and contributed as a producer to tracks like ILLIT’s “Magnetic,” LE SSERAFIM’s “Pierrot,” and TXT songs (“Deja Vu,” “Miracle,” “Beautiful Strangers”).

His leadership, rap, and production skills made him a natural center and leader for CORTIS.

Seonghyeon

• Date of Birth: January 13, 2009
• Age: 17 years old
• Place of Birth: South Korea
• Ethnicity: Korean
• Religion: Not specified
• Parents/Siblings: Private
• Education: Ongoing or paused for career

Early Life: Seonghyeon (Eom Sung-hyun) developed vocal and dance talents during pre-debut training.

As a main vocalist and dancer, he brought emotional depth and performance versatility, contributing to the group’s creative process in a high-pressure idol environment from a young age.

Keonho (Maknae)

• Date of Birth: February 14, 2009
• Age: Approximately 17 years old
• Place of Birth: South Korea
• Ethnicity: Korean
• Religion: Not specified
• Parents/Siblings: Private
• Education: School/training balance

Early Life: Keonho (Ahn Geon-ho) was a competitive swimmer before pursuing K-pop. As the youngest (maknae), he joined BigHit’s trainee system and adapted his athletic discipline to dance and vocals. His fresh perspective and energy add charm to the group’s dynamic “young creator crew” identity.

Formation

CORTIS was formed by BigHit Music, debuting on August 18, 2025, as the label’s first new boy group in six years since TXT. The name “CORTIS” derives from “Color Outside The Lines,” embodying freedom from norms.

Members participated in a Los Angeles song camp and contributed heavily to their music from the start. They debuted with “What You Want,” quickly gaining global traction.

Career

CORTIS debuted strongly with their pre-debut single “Go!” and debut EP Color Outside the Lines (2025), which achieved massive first-day sales, Billboard success, and over 2 million copies sold.

Follow-up EP GreenGreen (2026) continued momentum with hits like “RedRed.” They performed at major events (NBA All-Star, festivals, tours), won rookie awards, and embarked on their first tour “Put Your Phone Down.”

Known for authenticity, hip-hop influences, Y2K/punk styling, and self-production, they stand out in K-pop.

Social Media

• Instagram/TikTok/YouTube: @cortis_bighit

Personal Life

Details on heights, marriages, or dating are kept private as is standard for young idols focusing on careers. The members emphasize friendship, creativity, and group bond in content. No public relationships or family expansions noted.

Net Worth

As a highly successful rookie group with multi-million album sales, streaming records, tours, endorsements, and international performances, CORTIS’s collective net worth is substantial and rapidly increasing (estimated in the millions USD range).

Earnings come from music sales, concerts, merchandise, brand partnerships, and global promotions.

Discography

Extended Plays

• Color Outside the Lines (2025)
• GreenGreen (2026)

Singles & Key Tracks (selected)

• “Go!” (2025)
• “What You Want” (2025, incl. English feat. Teezo Touchdown)
• “Fashion” (2025)
• “RedRed” (2026)
• “TNT,” “Acai,” “Young Creator Crew (YCC),” etc.
• OST: “Mention Me” (2026, Goat OST)