Masami was once in love with Kazunari Ninomiya. Kazunari Ninomiya is a Japanese actor. They had romantic love affairs for several years. She is now living a single life. Till date there is no any information about her married life and divorce.
A beautiful and lovely lady, Masami has been pursuing her career as an actress since 2000. That year she was seen in the movie Crossfire. Next year she appeared in the movie Nagori Yuki. In 2001, she was also seen in the TV series Kimi ga Boku wo Wasuretemo where she played the role of Seta Maru. In 2003, she starred in several movies like Yomigaeri, Godzilla: Tokyo SOS, Robokon and Ashura no Gotoku. In 2004, she portrayed the role of Aki Hirose in the movie Sailor Suit and Machine Gun. She is well acclaimed and praised for this role. She was also honored with Awards of the Japanese Academy, Blue Ribbon Awards, Hochi Film Awards and Nikkan Sports Film Awards for her role in this movie. In the mid 2012, she was honored at the New York Asian Film Festival with the Star Asia Rising Star Award. She has been earning lucrative amount of salary and her net worth is 3 million Dollars.