| Full Name | Kōma Mayu |
| Stage Name | Mayu |
| Native Name | 高麗真友 |
| Birthday | May 12, 2002 |
| Age | 23 years old |
| Zodiac Sign | Taurus |
| Birthplace | Tomioka, Gunma, Japan |
| Height | 5’3″ (160 cm) |
| Weight | – |
| Blood Type | B |
| MBTI | ENFJ |
| Education | Meiji University |
| Languages | Japanese, Korean, English |
| Group | TripleS Hatchi! |
| Social Media | – |