| Real name | Yoshioka Yui 「吉岡唯」 |
| Gender | female |
| Birthday | 26 March, 1987 |
| Debut | 1 March, 2004 (active) |
| Occupation | Multi-instrumentalist, singer-songwriter, actress, composer, music arranger (active) |
| Genres | Pop, pop rock |
| Instruments | Vocals, acoustic guitar, electric guitar, bass, piano, drums |
| Official website | http://www.yui-net.com/ |
