한 Cha Hyoseon Cha Hyoseon (차효선) was a South Korean Female Artist. She started in group Trampauline. She retired in 2015. Read All General Information International Stage Name : Cha Hyoseon Domestic Stage Name : Pronounce 차효선 Country of Birth : South Korea Related Artists : Trampauline - Vocal Artist retired : 2015 Original group : Trampauline (No longer a member) Images No images yet