Juhoon

Juhoon's full name is Kim Ju-hoon (김주훈). He was born in Seoul, South Korea, and is an only child. Source: KProfiles

Before becoming a trainee, Juhoon worked as a child model beginning in the first grade of elementary school, appearing in campaigns for various fashion brands. Source: NamuWiki

His family has a pet turtle named Choco, making his representative emoji—a turtle (🐢)—especially fitting. Source: KProfiles

Juhoon's well-known nicknames include Jju, Poyoyoi, Huni, and Juhunnam. The nickname "Poyoyoi" was created by fans after he adorably said "ppoyoyo" during a livestream. Source: KProfiles

Before focusing entirely on music, Juhoon had a strong athletic background and played competitive youth basketball. He also has experience performing in an orchestra, where he learned to play the piano, flute, and guitar. Source: Starvia

Juhoon joined BIGHIT Music around 2023–2024, giving him a considerably shorter training period than several of his fellow CORTIS members. Source: KProfiles

His audition song for BIGHIT Music was V's "Slow Dancing." Source: Starvia

According to Martin, Juhoon is the biggest eater in CORTIS. Juhoon also has a habit of asking the other members what they'd like to eat every day before meals. Source: KProfiles

If given the chance to switch places with another member for a day, Juhoon says he would choose Martin, simply because he wants to experience what it's like being 193 cm tall. Source: KProfiles

Juhoon contributed as both a songwriter and choreography contributor on CORTIS's debut EP COLOR OUTSIDE THE LINES. He participated in four of the album's five tracks—"GO!," "What You Want," "FaSHioN," and "JoyRide"—and also helped choreograph "GO!" Source: Kstarplanet

His favorite emoji is the rock-on hand sign (🤘), while black is his favorite color. Source: Kstarplanet

Juhoon describes himself as a cat person, preferring cats over dogs. Source: Kstarplanet

During a training break in the United States, Juhoon said one of his happiest memories was spending an entire day at an amusement park with the other trainees. Source: KProfiles

Both fans and fellow members frequently describe Juhoon as CORTIS's calm and easygoing presence, often helping keep the group's atmosphere relaxed and comfortable. Source: Starvia

Instead of following the traditional high school path, Juhoon earned his diploma by successfully passing the High School Graduation Equivalency Examination. Source: KProfiles