Moonbyul, along with Hani (EXID), Jin (BTS), Ken (VIXX) and Sandeul (B1A4), have a group chat for 92-liners.
Moonbyul had originally auditioned to be a vocalist but changed to become a rapper.
Moonbyul has the highest credited female artist on KOMCA from third generation under her name
Moonbyul went to SM Academy when she was first year high school.
Before joining RBW, Moonbyul and Wheein were in the same agency and almost debuted in a group where Moonbyul was the leader and Wheein was the maknae. The group only lasted for a week before they parted their ways.
Moonbyul almost debuted in D-Unit, a Korean pop/hip-hop/R&B group, but got cut due to her weight.
Moonbyul, along with Hwasa, made a cameo in a movie titled, Jazzy Misfits.
Moonbyul ranked #4 on the most credited female lyricist on KOMCA.
Moonbyul was casted in Idol Drama Operation along with six female idols. They created seven member girl group called Girls Next Door and was chosen as a leader. The group debuted in July 14, 2017.
Moonbyul received a lot of attention for her resemblance to EXO's Xiumin and BTOB's Minhyuk