Shinobu Iwane

 is a Japanese women's professional shogi player ranked 3-dan.
Promotion history.
Iwane's promotion history is as follows:
Note: All ranks are women's professional ranks.
Titles and other championships.
Iwane has appeared in major title matches three times, but has yet to win a major title. She was the challenger for the 2nd title in 2009, the 18th title in 2010 and the 27th title in 2016, but lost each time.
Awards and honors.
Iwane received the Japan Shogi Association's Annual Shogi Award for "Women's Professional Most Games Played" for the April 2009March 2010 shogi year.