is a Japanese professional shogi player ranked 4-dan.
Tomoki Yokoyama was born in Kakogawa, Hyà Âgo, on January 26, 2000. He learned how to play shogi from his father, and was accepted into the Japan Shogi Association's (JSA) apprentice school at the rank of 6-kyà « under the tutelage of shogi professional Keita Inoue in September 2012.
Yokoyma was promoted to the rank of apprentice professional 1-dan in 2014, and apprentice professional 3-dan in 2017. He obtained full professional status and the corresponding rank of 4-dan in September 2021 after tying for first with Mikio Kariyama in the 69th 3-dan League (April 2021September 2021) with a record of 13 wins and 5 losses.
The promotion history for Yokoyama is as follows.
Yokoyama is a graduate of the Faculty of Law of Konan University. He is the first student from the school to become a professional shogi player.