Teruichi Aono


Teruichi Aono is a Japanese retired professional shogi player from Yaizu, Shizuoka who achieved the rank of 9-dan.
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Shogi professional

In February 2024, Aono became the 26th player to win 800 official games as a professional and was awarded the "Shogi Honor Fighting-spirit Award" as a result. He is, at age 71, the oldest ever to achieve this result, but he is also, the first to do so while having a winning percentage below 50 percent at the time.
In April 2024, the announced Aono had met the conditions for mandatory retirement for "Free Class" players and his retirement would become official upon completion of his final scheduled game of the 20242025 shogi season. Aono's retirement became official on June 13, 2024, after his loss to Masaki Izumi in a 37th Ryūō Group 6 game. Aono finished his career with a record of 800 wins and 899 losses for a winning percentage of 0.471.

Promotion history

The promotion history of Aono is as follows:
  • 4-kyū: 1968
  • 1-dan: 1970
  • 4-dan: April 1, 1974
  • 5-dan: April 1, 1976
  • 6-dan: April 1, 1979
  • 7-dan: April 1, 1980
  • 8-dan: April 1, 1983
  • 9-dan: August 5, 1994
  • Retired: June 13, 2024

Titles and other championships

Aono challenged Makoto Nakahara for the 37th Ōza title in 1989 for his only appearance in a major title match. He has, however, won four non-major shogi championships during his career: the 5th and 10th titles ; the 5th ; and the 7th-8th .

Awards and honors

Aono has received a number of awards for shogi. These include the "Best Winning Percentage" and "Best New Player" awards in 1975, the "Most Consecutive Games Won" award in 1978, and the Kōzō Masuda Award in 1997 and 2017.
In 2011, his efforts in using shogi to promote cultural exchange between Japan and other countries were recognized by the Japanese Ministry of Foreign Affairs and he was awarded the Foreign Minister's Commendation. for Fiscal Year 2011.
In February 2024, Aono was awarded the "Shogi Honor Fighting-spirit Award" in recognition of winning 800 official games as a professional.

Annual Shogi Awards

Other awards

Aono has also received the following other awards.

JSA executive

Aono has been selected multiple times to be a member of the Japan Shogi Association's board of directors throughout his career, and was chosen to be JSA senior managing director in 2013. He served in that capacity until February 2017 when he and two other members of the board were dismissed as part of the JSA's response to the 29th Ryūō challenger controversy.

Shogi promotion efforts

Aono is active in promoting shogi outside Japan including visiting England in 1979 to teach the game to local players, and helping to arrange a visit of twenty Chinese elementary school students from Shanghai to visit an elementary school in Sendagaya, Tokyo in 2015 as part of an international exchange program involving shogi.

9-square shogi

Aono created a new shogi variant 9マス将棋 kyū-masu shōgi "9-square shogi" published in 2016 that is useful for teaching the shogi. It uses a 3x3 board and begins with several different start positions in which each player has between two and three pieces that may be in hand. Promotion is restricted to the last rank on each side. All other shogi rules apply. The game can be thought as a set of tsumeshogi and brinkmate problems.