Maria Ozawa was born in Hokkaido, Japan on January 8, 1986 with Height 1.62 m (5 ft 4 in) and Weight 48 kg (110 lb; 7.6 st). Her mother is Japanese and her father is French-Canadian.
Since she attended an international school from Primary School to High School, she claims that her English reading and writing ability is better than her Japanese.While at school, she played hockey every day, and often went to karaoke after class.Ozawa had her first sexual experience at the age of 13,and learned the "48 sexual positions" through a book that she bought herself.
In 2002, while still in high school, Ozawa appeared in a short (30 second) Japanese TV commercial for DARS Chocolate with the two members of the Japanese pop group KinKi Kids. The commercial has her sharing chocolate with one of the duo while secretly holding hands with the other.