[2] He entered the Japan Shogi Association's apprentice school in 1984 as apprentice to shogi professional Masayuki Moriyasu [ja] at the rank of 6-kyū, even though Naruyuki had entered a year earlier and was already ranked 3-kyū.

[3][2] Hatakeyama was promoted to 1-dan in 1986 (the same year as Naruyuki), and to full-professional status and the rank of 4-dan in October 1989 along with Naruyuki after both brothers finished the 5th 3-dan League (April 1989 – September 1989) with records of 12 wins and 6 losses.

[4][5][6] On September 11, 2023, Hatakeyama became the 60th professional player to win 600 official games.

[7] Hatakeyama's promotion history is as follows:[8] In 2014, Hatakeyama received the Japan Shogi Association's "25 Years Service Award" for being an active professional for twenty-five years.

[9] Hatakeyama's twin brother Naruyuki is also a professional shogi player.