Kim Nayoung (LIGHTSUM) Profile and Facts Nayoung is a member of the South Korean girl group LIGHTSUM. She was a contestant in the survival show Produce 48. Stage Name: Nayoung (나영) Birth Name: Kim Na Young (김나영) Birthday: November 30, 2002 Zodiac Sign: Sagittarius Chinese Zodiac Sign: Horse Height: 155 cm (5’0″) Weight: 43 kg (94 lbs) Blood … Continue reading Nayoung (LIGHTSUM) Profile and Facts