| idol_id | 402 |
| Selca owner | hkt48_mashiro |
| Pop type | J-Pop |
| Stage name (romanized) | Mashiro |
| Stage name (original) | ましろ |
| Real name (romanized) | Ui Mashiro |
| Real name (original) | 宇井真白 |
| Birth date | 2000-01-31 (age 26) ▲ ▼ |
| Chinese zodiac sign | 🐇 Rabbit |
| Western zodiac sign | ♒ Aquarius |
| Hometown | Fukuoka |
| Height | 155.0cm (5'1") ▲ ▼ |
| Weight | |
| Blood type | |
| Debut date | 2012-09 ▲ ▼ |
| Country of origin | 
Japan |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
HKT48 | AKS | 2011-10-23 | No |