Hwang In-yeop "Nadam=Confidence...I want to repay you with your work" on December 27, 2021 Friend Gongchan Hwang In-yeop +
Cha Chung-hwa, Why Her' appeared in 'Gang Village Cha Cha Cha Cha Cha'. on October 20, 2021 Cha Chung-hwa Friend Gongchan Hwang In-yeop Park Soo-jin Seo Hyun-jin Why Her +
B1A4, debut tenth anniversary new song '10 times' Teaser release Fairytale Sensibility' on April 22, 2021 b1a4 Fairytale Gongchan Online Sandeul times +
b1a4 "Bana, sweet and thankful...I look forward to spending time with you in the future." on October 24, 2020 b1a4 Gongchan Sandeul Shin-Urayasu Station +
'Comeback' b1a4, last Trailer released 'like a romance movie' on October 17, 2020 b1a4 Gongchan Shin-Urayasu Station +
'Love is annoying...' Gongchan, 'Bus Simkungnam' from Smile to power on August 26, 2020 Gongchan Kim So-eun Lizzy The Bodyguard +
'Love is annoying': B1A4 Gongchan The Bodyguard transform, action Top Model Styling changes on July 27, 2020 Gongchan The Bodyguard Top Model +
BTS TWICE and Girls' Generation, Idol meaningful Voting Encouragement on June 13, 2018 2010 event Girls' Generation Gongchan Japan Nayeon seohyun Seolhyun South Korean local elections twice +