Tokuda was born in Shūnan, Yamaguchi Prefecture on December 9, 1997.
[3] Tokuda was accepted into the Japan Shogi Association's (JSA) apprentice school at the rank of 6-kyū as a student of shogi professional Kenji Kobayashi in September 2010.
[2] He was promoted to the rank of apprentice professional 3-dan in 2018,[2] and obtained full professional status and the corresponding rank of 4-dan in April 2022 after tying for first with Reo Okabe in the 70th 3-dan League (October 2021 – March 2022) with a record of 15 wins and 3 losses.
[4][5][6] Tokuda won the 12th Kakogawa Seiryū Tournament [ja] in October 2022 by defeating amateur professional 3-dan Yūki Saitō 2 games to 0 in the best-of-three championship match.
[8] Tokuda has yet to appear in a major title match, but he has won one non-title tournament.