is a Japanese women's professional shogi player ranked 5-dan.
Nagasawa's promotion history is as follows.
Note: All ranks are women's professional ranks.
Nagasawa has appeared in women's major title matches twice, but has yet to win a major title. She was the challenger for the 6th title in 1983 and the 11th Women's Meijin title in 1984, but lost each time. She has, however, won one non-major title women's tournament: the 9th in 1995.
Nagasawa received the Japan Shogi Association's received the "25 Years Service Award" in recognition of being an active professional for twenty-five years in 2004.