| idol_id | 337 |
| Selca owner | especia_chika |
| Pop type | J-Pop |
| Stage name (romanized) | Chika |
| Stage name (original) | ちか |
| Real name (romanized) | Sannomiya Chika |
| Real name (original) | 三ノ宮ちか |
| Birth date | 1989-06-05 (age 36) ▲ ▼ |
| Chinese zodiac sign | 🐍 Snake |
| Western zodiac sign | ♊ Gemini |
| Hometown | Ikeda |
| Height | |
| Weight | |
| Blood type | O |
| Debut date | 2012-06-01 (13 years and 5 months ago) ▲ ▼ |
| Country of origin | 
Japan |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
Especia (エスペシア) | Bermuda Entertainment Japan, Tsubasa Plus | 2012-06-01 | 2017-03-31 | Group disbanded |