A Malaysian Chinese fashion model and actress Carmen Soo Wai Mun.
At 20 years old she made her debuted as sexy model in Hong Kong, After that Carmen is also a famous model in Asia especially in Singapore and Philippines.
Okada successfully passed Hello! Project Egg Audition In June 2004, with 32 other people. Two months later, she joined former Morning Musume member Rika Ishikawa and "Tsunku♂ Produce Hello! Project Shin Unit" winner Erika Miyoshi to form a new J-pop group, v-u-den.
In early 2006, she joined the new Hello! Project kickball team Metro Rabbits H.P..
Okada was cast in the Japanese film Sukeban Deka: Codename = Asamiya Saki as Tae Konno, released on September 30, 2006.