Download Ko Yujin - 단 한사람 (Just One Person) (2023) (Our Secret Diary X Ko Yujin) MP3 from album "단 한사람 (Just One Person) (2023) (Our Secret Diary X Ko Yujin)". All MP3/songs are for personal, non-commercial use only. Please support Ko Yujin by buying their original song, Available on iTunes, Spotify, JOOX, Amazon, or other Official Music Store. Best regard.