Early life and apprentice women's shogi professional
Shimizu was born on January 9, 1969, in Higashimurayama, Tokyo. In 1983, she won the 15th Amateur Women's Meijin Tournament while she was a junior high school student.[2][3] That same year, she entered the Japan Shogi Association's Women's Professional Apprentice League under the guidance of shogi professional Toshio Takayanagi [ja].[3] She achieved the rank of women's professional 2-kyū in April 1985,[3] thus becoming the first apprentice to graduate from the Women's Professional Apprentice League system.[4]: 24
Women's shogi professional
In October 2000, Shimizu became the first women's professional to be promoted to the rank of women's 6-dan.[3]
Note: Tournaments marked with an asterisk (*) are no longer held or currently suspended.
Awards and honors
Shimizu has received a number of Japan Shogi Association Annual Shogi Awards[10] and other awards in recognition of her accomplishments in shogi and contributions made to Japanese society.[11]
Annual Shogi Awards
15th Annual Awards (April 1987 – March 1988): Women's Professional Award
19th Annual Awards (April 1991 – March 1992): Women's Professional Award
21st Annual Awards (April 1993 – March 1994): Women's Professional Award
22nd Annual Awards (April 1994 – March 1995): Women's Professional Award
23rd Annual Awards (April 1995 – March 1996): Women's Professional Award
24th Annual Awards (April 1996 – March 1997): Women's Professional Award, Special Award
25th Annual Awards (April 1997 – March 1998): Women's Professional Award
26th Annual Awards (April 1998 – March 1999): Women's Professional Award
28th Annual Awards (April 2000 — March 2001): Women's Professional of the Year
29th Annual Awards (April 2001 — March 2002): Women's Professional Award
31st Annual Awards (April 2003 — March 2004): Women's Professional of the Year
32nd Annual Awards (April 2004 — March 2005): Women's Professional of the Year
35th Annual Awards (April 2007 — March 2008): Women's Professional of the Year
36th Annual Awards (April 2008 — March 2009): Women's Professional of the Year
37th Annual Awards (April 2009 — March 2010): Women's Professional of the Year
38th Annual Awards (April 2010 — March 2011): Women's Professional Most Games Played
39th Annual Awards (April 2011 — March 2012): Women's Professional Award, Women's Professional Most Games Played
42nd Annual Awards (April 2014 — March 2015): Women's Professional Most Games Played
Notes: 1. No symbol denotes JSA affiliation 2. An asterisk (*) denotes LPSA affiliation 3. A cross (†) denotes unaffiliated. 4, A two-barred cross (‡) denotes a JSA apprentice school player.