Naohiro Ishida

is a Japanese professional shogi player ranked 6-dan.

Early life and apprenticeship Ishida was born in Nayoro, Hokkaido, on December 5, 1988. He learned how to play shogi at school with friends, and entered the Japan Shogi Association's apprentice school at the rank of 6-kyū as a student of shogi professional Kazuharu Shoshi in 2001.

Early on, Ishida remained in at home in Nayoro, living with his mother and commuting twice monthly to Tokyo by plane to participate in the apprentice school. He would attend junior high school during the week, leave school early the day before his schedule games, and fly to Tokyo where he was met by his father. who was stationed in Tokyo as a member of the Japanese Self Defense Forces.

Shogi professional Ishida defeated Tetsuya Fujimori 2 games to none to win the 4th in 2014 for his only tournament championship.

In 2016, Ishida advanced to the finals of the 47th Shinjin-Ō tournament, but was defeated by Yasuhiro Masuda 2 games to none.

Promotion history The promotion history for Ishida is as follows: 6-kyū: September 2001 3-dan: October 2008 4-dan: October 1, 2012 5-dan: August 15, 2017 6-dan: July 18, 2024

Titles and other championships Ishida has yet to appear in a major title match, but he has won one non-major title championship.

Year-end prize money and game fee ranking Ishida has finished in the "Top 10" of the JSA's once: tenth with JPY 14,270,000 in earnings in 2025.

Personal life Ishida is a graduate of Chuo University; he is the fourth alumnus of the school to become a professional shogi player.