Keumjo is a huge fan of "Overwatch" and regularly plays it with fellow member Hyemi. It is so well-known that they were invited to the "Soldier 76" tournament as official guests.
Keumjo is very famous in the industry for being a demo singer for songwriter e.one. She has done countless background or chorus vocals for groups like WJSN, April or KARA, to name a few, as well as solo artists and duos.
The 9Muses members voted Keumjo as the most hilarious and witty member. She can do several mimic and vocal impersonations as well as wordplays.
One of Keumjo´s hobbies is taking pictures of the members when they don´t expect it. She was caught by Sojin on V-Live once when they roomed together in China.
Keumjo likes to travel with her mum.
Keumjo lived in a dorm with Sojin.
Keumjo is very passionate about musicals. Pre-debut she starred in a musical called "Summer Snow" with Super Junior´s Sungmin and after debut she starred in "Russian Coffee" (2016) alongside fellow member Hyemi.