| idol_id | 540 |
| Selca owner | ngt48_rikahime |
| Pop type | J-Pop |
| Stage name (romanized) | Rikahime |
| Stage name (original) | りか姫 |
| Real name (romanized) | Nakai Rika |
| Real name (original) | 中井りか |
| Birth date | 1997-08-23 (age 29) ▲ ▼ |
| Chinese zodiac sign | 🐂 Ox |
| Western zodiac sign | ♌|♍ Leo or Virgo |
| Hometown | Toyama City |
| Height | 156.0cm (5'1") ▲ ▼ |
| Weight | |
| Blood type | A |
| Debut date | 2015-08 ▲ ▼ |
| Country of origin | 
Japan |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
NGT48 | AKS | 2015-08-21 | No |