|Full Name||Choi Ji Su|
|Country of Birth||Korea|
|Date of Birth||Jul 21, 2000|
|Age||23 years old|
|Height||1.63 m (5'4")|
|Weight||47 kg (103 lbs)|
Choi Ji Su (최지수; born Jul 21, 2000), known by her stage name Lia (리아) is a South Korean member of the Kpop group ITZY under JYP Entertainment (JYPE). She is the main vocalist of ITZY and a former SM Entertainment trainee. Lia trained for 2 years before official debuting with ITZY on Feb 19, 2019.
Lia has a personality type of ENFJ, known as the Protagonist. They have extraverted, intuitive, feeling, and judging personality characteristics. Protagonists have strong values and personalities, like helping others, and are natural leaders. They inspire and guide others.
Lia has a personality type called the Humanist based on her blood type AB. Humanists are very intelligent and rational. They can be shy and aloof at times, which can be seen as two-faced by others.