| Full Name | Mori Koyuki |
| Stage Name | Yuki |
| Native Name | もうりこゆき |
| Birthday | November 6, 2002 |
| Age | 22 years and 10 months old |
| Zodiac Sign | Scorpio |
| Birthplace | Tokyo, Japan |
| Height | 5’5″ (164 cm) |
| Weight | – |
| Blood Type | – |
| MBTI | ISFJ |
| Education | – |
| Languages | Japanese, Korean, English |
| Groups | PURPLE KISS (2018-present) EL7Z UP (2023-2024) |
| Social Media | Instagram: [@_.yxuxkxi] |