| idol_id | 8 |
| Selca owner | afterschool_raina |
| Pop type | K-pop |
| Stage name (romanized) | Raina |
| Stage name (original) | 레이나 |
| Real name (romanized) | Oh Hyerin |
| Real name (original) | 오혜린 (吳惠麟) |
| Birth date | 1989-05-07 (age 35) ▲ ▼ |
| Chinese zodiac sign | 🐍 Snake |
| Western zodiac sign | ♉ Taurus |
| Hometown | Ulsan |
| Height | 166.0cm (5'5") ▲ ▼ |
| Weight | 46.0kg (101lb) ▲ ▼ |
| Blood type | B |
| Debut date | 2009-11-25 (14 years and 11 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | Roles | |
|---|---|---|---|---|---|---|---|
|
After School (애프터 스쿨) | Pledis | 2009-01-15 | 2020-01-03 | Group disbanded | Main vocal |
| Name | Debut date | |
|---|---|---|
|
Orange Caramel (오렌지 캬라멜) | 2010-06-17 |