- Love & Live (2017)
- Love & Evil (2017)
- LOONA 1/3's name derives from it consisting 1/3 of the LOONA members.
- The sub-unit only has 4 of the members, showing 1/3 of LOONA.
- On December 27, 2017, it was revealed that YeoJin was a member of the unit, representing the "/" of LOONA 1/3. However, she was not able to join in for album promotions.
| || To view the LOONA 1/3 gallery, click here.