BIRTHDAY: December 17, 1991
HEIGHT: 177 cm
WEIGHT: 58 kg
BLOOD TYPE: A
POSITION: Bassist and Second Vocalist
BEST FEATURE: Lips
NICKNAME: Volunteer
- His hobby is surfing internet and asking questions
- He claims his skin is dark
- He introduced to F&C by his older sister (Lee Jae Young)
- He wanted to play the guitar at first but try out for bass
- He joined the school band to get popular with girl
- When he was in 1st grade, he used to follow a girl he like everywhere and even send letters and then ran away
- He received a leopard print panties from a fan before
- If he had a chance to act again, he want to play a role as a psychopath
- He starred in a sitcom Unstoppable Marriage, as showed a great passion, had the image of a sincere young boy
- He is afraid of height
- He likes to read
- He's favorite color is blue and black
- His first kiss was when he was in 7th grade
- He has a collection of sunglasses but he claims none suits him
- When during a performance he didn't wear any, cause he say its hard to play when he have a wear
- He doesn't spend much money on clothing
- Love to nag a lot
- He hate the stylish of girl, because he's afraid & feel awkward
- He like the Red Hot Chili Pepper group
- Jae Jin took off all of his clothes while sleeping unconsciously, He has a 'sleep-undressing'
- On Air (SBS, 2008) Cameo
- Unstoppable Marriage (KBS2, 2007)