She has been active since 2007.
- Name: Onishi Akiko (大西 暁子)
- Nicknames: Akki (あっきー), Akkey
- Birthdate: December 28, 1984 (age 29)
- Birthplace: Sapporo, Hokkaido, Japan
- Bloodtype: B
- Height: 165cm
- Her surname can also be romanized as "Ohnishi".
- She graduated from Sapporo Daigaku Joshi Tanki Daigakubu.
- She is apparently married, as of September 12, 2012.
- She is also an "STV Radio Personality".
- UP-FRONT AGENCY Sapporo Branch Profile (deleted)
- Sapporo CERBIES profile
- STV profile
- Oricon blog
- Ameblo blog