Hahm Yechan - L!ke Your Pet
Hahm Yechan - C-;
Hahm Yechan - Bedroom Pop
Hahm Yechan - wearethelightoftheworld
Hahm Yechan - 등대 (Lighthouse) (Feat. Ohyoung)
Hahm Yechan - 우리 둘은 가깝지만 너무 멀어서 (We're Close But We Grow Apart) (Feat. Austn)
Hahm Yechan - 어떻게 지내 (How are things?) (Feat. Kumira)
Hahm Yechan - 첫사랑은 안 이뤄진다던데 (First Love Never Works Out)
Hahm Yechan - 비밀 방명록 (BM BMR)
Hahm Yechan - Fall' In (Feat. Mingginyu)