Yazawa graduated from Chiba Prefectural Funabashi Code High School.
Yazawa debuted in the film Bounce ko Gals after passing the audition in 1997.
Yazawa was born and raised in Tokyo, and went to elementary school in Fukuoka Prefecture.
She returned to Tokyo for going to Hakata High School and modeling for the magazine, Egg.
On April 4, 2008, Yazawa became a Friday regular in the Tokyo Broadcasting System information program, Hanamaru Market.