- KimSoul (Kim/Lip and Jin/Soul)
- JinLip (Kim/Lip and Jin/Soul)
- "Love Letter" (2017)
- Both were born in South Korea.
- Both have brown eyes.
- Both have dyed/bleached their hair to be blonde.
- Both were revealed as members in 2017.
- Both are part of the sub-unit ODD EYE CIRCLE.
- Both have the blood type B.
- JinSoul is the main rapper; Kim Lip rarely raps.
- Kim Lip is younger.
- Their solo music videos for "Singing in the Rain" and "Eclipse" are the top two most viewed LOONA music videos.
- They are in the group LOONA.
- At one point, they dormed together.
- Kim Lip was originally supposed by the member featured in the rap for JinSoul's "Singing in the Rain" before HeeJin.