Before iHeartRadio's Jingle Ball concert tour, on December 7, 2019, it was announced that due to sudden dizziness and a worsening of condition, Joohoney had gone to the hospital instead of flying to the United States. It was announced on December 10 that he would be participating in the rest of the tour as he had recovered.
On January 12, 2020, Starship Entertainment released a statement that entailed an announcement regarding Joohoney's health. It was revealed that as he showed symptoms of anxiety and received in-depth examinations and treatment due to it. As a result, they have temporarily suspended his activities to focus on the restoration of his health.
- "Supexx" (with Mad Clown) (2015)
- "Orange Marmalade OST" ("Attracted Woman" with Kihyun) (2015)
- "Mask OST" ("Similiar" with Junggigo) (2015)
- "Investigation Couple OST" ("Can't Breathe" with Kihyun) (2018)
- High-end Crush (MBN, 2015)
- NO.MERCY (Mnet, 2014–2015)
- Show Me the Money 4 (Mnet, 2015)
- Tribe of Hip Hop (JTBC, 2016) - producer
- Produce X 101 (Mnet, 2019) - trainer