| idol_id | 1478 |
| Selca owner | |
| Pop type | K-pop |
| Stage name (romanized) | Rainie |
| Stage name (original) | 레이니 |
| Real name (romanized) | Chu Ching Yu |
| Real name (original) | 朱晴渝 |
| Birth date | 2000-11-16 (age 24) ▲ ▼ |
| Chinese zodiac sign | 🐉 Dragon |
| Western zodiac sign | ♏ Scorpio |
| Hometown | Taipei |
| Height | |
| Weight | |
| Blood type | O |
| Debut date | 2021-10-25 (3 years ago) ▲ ▼ |
| Country of origin | 
Taiwan, Republic of China |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
Primrose (프림로즈) | A.O Entertainment | 2023-01-13 | Yes | ||
|
bugAboo (버가부) | A team | 2021-10-25 | 2022-12-08 | Group disbanded |