| idol_id | 757 |
| Selca owner | ske48_ruuchan |
| Pop type | J-Pop |
| Stage name (romanized) | Ruuchan |
| Stage name (original) | るーちゃん |
| Real name (romanized) | Inoue Ruka |
| Real name (original) | 井上瑠夏 |
| Birth date | 2001-06-12 (age 25) ▲ ▼ |
| Chinese zodiac sign | 🐍 Snake |
| Western zodiac sign | ♊ Gemini |
| Hometown | Kumamoto |
| Height | 156.0cm (5'1") ▲ ▼ |
| Weight | |
| Blood type | O |
| Debut date | 2015-03 ▲ ▼ |
| Country of origin | 
Japan |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
SKE48 | avex trax | 2008-07-30 | Yes |