Stage Name: UEE
Real name: Kim Yu Jin
Birthday: April 9, 1988
Birth place: Incheon, Korea
Label: Pledis entertainment
Group: After School
Position: Vocalist, Rapper
Height: 173 cm
Weight: 50 kg
Blood Type: AB
Star Sign: Aries
- In 2007, she was supposed to debut with G.NA, Yubin (Wonder Girls), Hyosung (SECRET), and Jiwon (SPICA) as girl group 'Five Girls' but they disbanded
- She is Yubin's, of the Wonder Girls, best friend
- She is a former swimmer
- She is in After School's sub unit A.S. Red
- She is known for her good acting. She acted in many dramas
- She is known for her honey thigh and healthy body shape