Youtube [정가채널] Official Jeong-ga

첫 눈 (베이스) - EXO(엑소)(Youtube[정가채널])

eight(에잇) (Prod.&Feat. SUGA of BTS) - IU(아이유)(Youtube [정가채널])

Sober (Piano) - Bigbang

Travel (Bass Guitar) - BOL4

Romantic Cat (Piano) - Cherryfilter

Flying Duck Org.key (Backing Chorus) - Cherryfilter

2002 [BassGuitar] - Anne Marie

Conpession - deli spice

H1-KEY - Rose Blossom(BassGuitar) - H1-KEY

Travel (Piano) - BOL4