Kim Na Young, known simply as Nayoung, is a South Korean singer, dancer and member of LIGHTSUM. She graduated from Seoul Performing Arts High School, and before debuting, she spent almost two years as a trainee at Banana Culture.
In 2018, she entered "Produce 48", where she ranked in 21st place. She officially debuted in 2021 as the group’s main vocalist, lead dancer and center with their 1st single, "Vanilla".
(Source: Korean = NamuWiki || Translation = MyDramaList)
