Years active: 2002 - present.
| Name | Mayu Koizumi (Female) |
| Aliases | Rena Yuki |
| Birthday | August 25, 1982 (41 year old) |
| Race, Ethnicity | Asian |
| Height | 1.62 m (5 ft 4 in) |
| Measurements | 42-24-35 in |
| Bust Size | 42DDDD |
| Hair | brown |
| Eye Color | brown |
| Piercing | no |
| Tatoo | no |
