| idol_id | 1051 |
| Selca owner | chuu |
| Pop type | K-pop |
| Stage name (romanized) | Chuu |
| Stage name (original) | 츄 |
| Real name (romanized) | Kim Jiu |
| Real name (original) | 김지우 (金智雨) |
| Birth date | 1999-10-20 (age 26) ▲ ▼ |
| Chinese zodiac sign | 🐇 Rabbit |
| Western zodiac sign | ♎ Libra |
| Hometown | Cheongju |
| Height | 161.0cm (5'3") ▲ ▼ |
| Weight | 44.0kg (97lb) ▲ ▼ |
| Blood type | A |
| MBTI | ENFP |
| Animal | 🐧 Penguin |
| Color | Peach |
| Debut date | 2017-12-28 (7 years and 10 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
LOONA (이달의 소녀) | BlockBerry Creative | 2018-08-19 | 2023-06-16 | Group disbanded |
| Name | Debut date | |
|---|---|---|
|
LOONA yyxy (이달의 소녀 yyxy) | 2018-05-30 |