Shin'ya Yamamoto

Shin'ya Yamamoto (山本 真也) is a Japanese professional shogi player ranked 6-dan.

Promotion history
The promotion history for Yamamoto is as follows:
 * 6-kyū: 1986
 * 1-dan: 1989
 * 4-dan: October 1, 1998
 * 5-dan: November 5, 2004
 * 6-dan: April 1, 2016