| idol_id | 1846 |
| Selca owner | akb48_yuichi |
| Pop type | J-Pop |
| Stage name (romanized) | Yuichi |
| Stage name (original) | ゆいち |
| Real name (romanized) | Yamaguchi Yui |
| Real name (original) | 山口結愛 |
| Birth date | 2009-03-08 (age 16) ▲ ▼ |
| Chinese zodiac sign | 🐂 Ox |
| Western zodiac sign | ♓ Pisces |
| Hometown | Nagasaki |
| Height | 158.0cm (5'2") ▲ ▼ |
| Weight | |
| Blood type | A |
| Debut date | 2023-04-09 (2 years and 6 months ago) ▲ ▼ |
| Country of origin | 
Japan |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
UNLAME (アンレイム) | DH | 2023-09-02 | Yes | ||
|
AKB48 | AKS | 2005-12-08 | Yes |