Ryō Shimamoto
is a Japanese professional shogi player ranked 6-dan.
Shogi professional
Promotion history
The promotion history for Shimamoto is as follows:- 6-kyū: September 1993
- 1-dan: May 1997
- 4-dan: April 1, 2003
- 5-dan: July 12, 2011
- 6-dan: July 10, 2024