Semi (CHI-CHI) Facts
- Ex K-Pop Group: CHI-CHI (March 2011 – October 2013)
- Position: Vocalist
- Languages: Korean, Japanese (Basic) and English (Basic)
- Education Seoul National University of Fine Arts
- Hobbies: Piano
- Specialty: Taekwondo
- Favorite music genre Ballad and also danceable
- Has the same name as singer and actress Park Se Mi of Jewelry
