Yes, generally, Kpop girls shave as part of their grooming practices.
Based on the provided reference, shaving is often considered a must for girls, especially when they are not in the agency. It's essential to maintain a clean and presentable appearance. While the reference doesn't explicitly state all Kpop girls shave all the time, it suggests that hair removal is a common expectation:
But you aren't supposed to use it when you are in the agency, because you must show your realself! Shaving, Yeah, If you are a girl it's a must, if you are a boy, some hair can stay on your skin, but it's important to be clean!
Therefore, it is safe to assume that shaving is a regular part of the grooming and beauty routines of many Kpop girl idols.
