Cho Ha-seul (조하슬), also known simply as HaSeul (하슬), is the third revealed member of LOONA, a member of its first sub-unit, LOONA 1/3, and the girl group's leader. She is a South Korean singer. Currently, she is signed with MODHAUS agency under their ARTMS project. In October 2023, she made her solo redebut.
![LOONA 1st World Tour : [LOONATHEWORLD] In Seoul Day2](https://cdn.moviefone.com/image-assets/1195053/dOAZotAiLxwzlsQyXu2aAdpYkvd.jpg?d=360x540&q=30)
![LOONA 1st World Tour : [LOONATHEWORLD] In Seoul Day1](https://cdn.moviefone.com/image-assets/1098942/wL1JRmB8PPrOKVlMjrrR6CDTJBV.jpg?d=360x540&q=30)
