Singer Son Na-eun attended the W. Korea and the 13th Breast cancer Recognition Campaign charity Event held at Four Seasons Hotel in Jongno-gu, Seoul on the afternoon of the 26th.
About Son Na-eun
Son Na-eun, known mononymously as Naeun, is a South Korean singer and actress. She gained popularity following her debut as a member of the South Korean girl group, Apink.
 Wikipedia