Sachio Ishibashi

 is a Japanese retired women's professional shogi player ranked 4-dan. She is a former representative director of the Ladies Professional Shogi-players' Association of Japan. She is also a former and title holder.
Promotion history.
Ishibashi's promotion history was as follows:
Note: All ranks are women's professional ranks.
Titles and other championships.
Ishibashi appeared in women's professional shogi major title matches nine times and won three titles. She won the 21st title in 1999, and the 18th and 19th titles in 2007 and 2008. In addition to major titles, Ishibashi won five JSA run shogi non-title tournaments, and two LPSA run non-title tournaments.
Other championships.
Note: Tournaments marked with an asterisk (*) are no longer held or currently suspended.
Awards and honors.
Ishibashi received the Japan Shogi Association's Annual Shogi Awards for "Women's Professional of the Year" for the April 1999March 2000 shogi year, and the "Women's Professional Award" for the April 2002March 2003 shogi year.