Tatsuya Sanmaidō

Tatsuya Sanmaidō (三枚堂 達也) is a Japanese professional shogi player ranked 7-dan.

Early life and apprenticeship
Sanmaidō was born in Urayasu, Chiba on July 14, 1993. His grandfather was an acquaintance of shogi professional Kunio Naitō, who recommended Sanmaidō learn shogi. Sanmaidō often went to practice at the Kashiwa Shogi Center to improve, and entered the Japan Shogi Association's apprentice school at the rank of 6-kyū under the guidance of Naitō in September 2004. Promoted to the rank of 3-dan in April 2013, Sanmaidō finished second in the 53rd 3-dan League with a record of 14 wins and 4 losses to obtain full professional status and the rank of 4-dan in October 2013.

Shogi professional
Sanmaido defeated Taichi Takami to win the 2nd Jōshū Yamada Challenge Cup in 2017.

Promotion history
Sanmaidō's promotion history is as follows:


 * 6-kyū: September 6, 2004
 * 3-dan: April 2013
 * 4-dan: October 1, 2013
 * 5-dan: July 27, 2017
 * 6-dan: November 24, 2017
 * 7-dan: September 4, 2019

Titles and other championships
Sanmaidō has yet to appear in a major title match, but has won one non-title shogi tournament.