유지형, 최정우 – 우리 서로
Track 01 from Single "1 Year"
Release Date: 2018.11.08
최정우 – 이별이라는 게
Track 01 from Single "이별이라는 게"
Release Date: 2019.07.31
김한결, 양미파, 최정우 – Lee: Yi Hwa Woo (Falling Pear Blossom)
Track 13 from Album "Yi Hwa Woo (Falling Pear Blossom)"
Release Date: 2017.01.27