James🍁(Cortis)

Physical & Biological Appearance: James Chao (Zhao Yufan)
Stature & Build:
Height: Tall and athletic, standing around 180–182 cm (approx. 5'11" to 6'0").
Body Type: Lean yet muscularly toned, built from years of competitive ice hockey and rigorous modern dance/choreography training. He has broad shoulders and a straight posture, though he can slouch comfortably when relaxed or tired.
Facial Structure & Features:
Face Shape: A defined, angular jawline softened by soft, youthful cheekbones—giving him a striking mix of sharp masculine definition and soft boyish charm.
Eyes: Deep-set, expressive dark brown/black eyes. His gaze can be intense and hyper-focused during practice, but easily turns soft, warm, and bright when he smiles or laughs. He has natural double eyelids with slightly downturned outer corners that give him an endearing look when he’s sleepy or zoning out.
Nose & Lips: A straight, prominent nose bridge with a refined tip. His lips are naturally medium-thin, often curved into a subtle, playful smirk or a bright, wide grin that scrunches up his nose slightly.
Hair & Complexion:
Hair: Naturally dark brown/black, but frequently styled and dyed for comebacks (ranging from ash gray and dark blonde to soft highlights). Off-duty, his hair is often slightly messy, natural, or styled down over his forehead.
Skin Tone: Clear, warm Asian skin tone with a natural glow, often showing minimal makeup during casual lives or practice room content.
Signature Style & Vibe:
Aesthetic: Effortlessly modern, combining streetwear and comfort. He favors oversized hoodies, baggy cargo pants, layered silver jewelry, and is rarely seen without wired earphones wrapped around his neck or in his ears.
Expressions: Known for his dynamic facial expressions—he transitions instantly from a fierce, charismatic stage gaze to a goofy, wide-eyed look accompanied by his signature 😛 expression.

5. In Interviews & Media Appearances
   Artistic Discipline & Philosophy: Speaks eloquently about performance discipline (attributing it to his 10 years of competitive ice hockey and Taekwondo). He regularly emphasizes "chasing perfection while coloring outside the lines" and taking critical feedback constructively.
   Grounded & Grateful: Often credits HYBE senior artists (BTS, TXT) and the backend staff/crew as part of the "CORTIS family," constantly reiterating that teamwork and showing love to staff matter most.
   Honest & Direct: Rather than giving typical PR-rehearsed answers, James is open about feeling nervous, time moving too fast, and the pressure of finding their unique identity in the global music scene.

3. Dynamics & Relationships with Group Members
   Juhoon (Roommate / Comfort Zone):
   They room together in the dorm. Since both can be deeply quiet introverts, they spend hours sitting in the same room in comfortable silence while listening to music or working on laptops. Juhoon acts as James's grounding force when his energy drains.
   Martin (The Creative Partner):
   The main creative duo of CORTIS. They bounce top-line melodies, lyrics, and arrangement ideas off each other during production sessions. Martin noted that off-stage, James flips from super-focused to a quirky, eccentric older brother.
   Seonghyeon & Keonho (Younger Members / Dynamic):
   As the oldest member (born 2005), James acts as a big brother, but he often acts the most playful and childish around the younger members to break the tension during long practice hours. The younger members have affectionately called him weird in a charming, eccentric way.
4. On Live Streams (Weverse / Birthday Lives)
   Unfiltered Chaos & Playfulness: During live streams (like Weverse Lives), James drops his sharp "stage image" and becomes relaxed, chaotic, and silly. He often makes random jokes, teases members, and displays his signature playful face expressions/emoji moments (😛).
   Snack / Drink Companion: On lives, he is almost always seen sipping an energy drink, eating pudding/crème brûlée, or crunching on ramyeon-ttang (fried ramen snacks).
   Social Battery Drains Real-Time: Fans often notice that during 1+ hour streams, James starts off high-energy, but as his social battery depletes, he progressively zones out, stares blankly, or curls up on the side while listening to others talk.

1. Group Roles & Responsibilities
   Official Positions: Main Dancer, Songwriter, Producer, Performance Director / Choreographer.
   Core Responsibilities in CORTIS:
   Choreography & Performance Direction: He acts as the main performance anchor and choreographs/directs their key stages (e.g., performance direction for "GO!" and "What You Want").
   Music Production & Songwriting: Works directly alongside member Martin and HYBE producers to craft CORTIS’s signature sound.
   Global / Multilingual Communicator: Steps up in international interviews to speak fluent English, Mandarin Chinese, Japanese, and Thai.
2. Full CORTIS Discography & James's Direct Credits
   EPs / Mini-Albums
   COLOR OUTSIDE THE LINES (Debut EP)
   "What You Want" (Lead Track) — Top line writing contribution by James.
   "GO!" — Writing, Composing, and Choreography by James.
   "JoyRide" — Songwriting & Lyrics by James.
   "Lullaby" — Songwriting & Composing by James.
   "YCC"
   GREENGREEN (Second EP)
   "REDRED" (Lead Track)
   Digital Singles & Collaborative Releases
   "What You Want (feat. Teezo Touchdown)"
   "REDRED (English Ver.)"
   "Mention Me" (OST)

Habits, Preferences & Quirks
Favorite Foods & Snacks: Obsessed with pudding (especially crème brûlée), chocolate milk, bubble tea, Sun Chips, and ramyeon-ttang (crispy fried ramen snacks). Prefers cold drinks over hot ones.
Daily Routine: Usually sticks to a routine of one anime per day and one energy drink per day.
Interests: A huge anime fan (deeply loves emotionally moving titles like Violet Evergarden and Redline), plays the piano, and prefers wired earphones over wireless ones.
Living Situation: Rooms with Juhoon (the calmest member), where they share a peaceful dynamic of being perfectly happy sitting together in total silence to recharge as introverts.

Background, Skills & Career
Athletic Past: Before transitioning completely into dance and music, he spent about 10 years playing competitive ice hockey (training with the Hong Kong Typhoons & Selects and at the Taipei Arena) and trained in Taekwondo.
Trainee History: Joined BigHit Entertainment in late 2020 after a stint at YG, and was part of the pre-debut group Trainee A. Following its disbandment, he remained at BigHit and successfully debuted as the company's first and only foreign member.
Musical & Dance Contributions: Serves as a key part of the dance/performance direction and choreography creation for CORTIS. He also has official credits as a songwriter and composer for multiple major tracks across HYBE labels (such as TXT's "Deja Vu" and ILLIT's "Magnetic"—for which he famously helped inspire the signature hand-gesture choreography).
Pre-Debut Experience: Danced as a backup dancer for BTS Jungkook’s "Seven" (including performances on Inkigayo and Suga's D-DAY final concert).

Character Profile: James Chao (Zhao Yufan)
Full Name: James Chao / Zhao Yufan (趙雨凡)
Group: CORTIS (BigHit Music)
Birthdate: October 14, 2005
Birthplace / Background: Born in Hong Kong, raised in Taipei, Taiwan. He is of mixed heritage—Chinese/Taiwanese on his father's side and Thai on his mother's side.
Languages: Fluent in English, Mandarin Chinese, Thai, Korean, and Japanese.
Personality & Behavioral Traits
Dual Work Ethic: Playful and childlike in everyday casual settings, but flips into a fiercely mature, highly focused, and responsible professional when it comes to work, practice, and production.
Social Energy Fluctuations: His social battery can jump from 20% to 100% abruptly and vice versa. When his energy drains, he tends to go quiet and zone out, which people sometimes mistakenly perceive as tension or coldness, though he is simply resting.
Playful & Mischievous: Known as the oldest member of CORTIS who frequently acts the most childish in a fun, endearing way. He likes using the "😛" emoji and texting style.
Determined & Resilient: Possesses a strong mindset of seeing things through to the end and resolving problems no matter how difficult the situation gets.