Loona yyxy | |
|---|---|
 From left to right: Yves, Go Won, Chuu, and HyeJu | |
| Background information | |
| Origin | Seoul, South Korea |
| Genres | K-pop |
| Years active | 2018 |
| Labels | Blockberry Creative |
| Spinoff of | Loona |
| Members |
|
| Past members | |
| Korean name | |
| Hangul | |
| Hanja | 이달의 小女 yyxy |
| Revised Romanization | Idarui Sonyeo yyxy |
| McCune–Reischauer | Idarŭi Sonyŏ yyxy |
Loona yyxy (an abbreviation for Youth youth by young) is the third sub-unit of the South Korean girl group Loona, formed through a pre-debut project titled "Girl of the Month". The unit consisted of 4 members, Yves, Go Won, Chuu and HyeJu (formerly Olivia Hye). Currently the unit consists in 3 members, without Chuu, who was removed from Loona and consequently the lineup in November 2022. They debuted with their first extended play titled Beauty & the Beat on May 30, 2018. They were the last sub-unit to debut with the pre-debut project, before the group debuted as a whole with their extended play titled [+ +].