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Kentarō Ishii (石井 健太郎, Ishii Kentarō, born April 13, 1992) is a Japanese professional shogi player ranked 7-dan.

Early life and apprenticeship

Ishii was born on April 13, 1992, in Chiba, Chiba. He became interested in shogi after receiving a shogi set as a present from his grandfather, and started attending a shogi school run by shogi professional Kazuharu Shoshi as a kindergartener. Ishii failed the entrance examination for the Japan Shogi Association's apprentice school twice before finally passing it and being accepted into the school at the rank of 6-kyū in 2004 under the guidance of Shoshi. He was promoted to the rank of 1-dan in 2007, 3-dan in 2010, and finally obtained full professional status and the rank of 4-dan in October 2013 after winning the 53rd 3-dan League with a record of 15 wins and 3 losses.

Shogi professional

Promotion history

Ishii's promotion history is as follows:

• 6-kyū: September 2004
• 3-dan: April 2010
• 4-dan: October 1, 2013
• 5-dan: October 30, 2017
• 6-dan: June 5, 2020
• 7-dan: March 6, 2024

References

1. "Kishi Dētabēsu: Ishii Kentarō" 棋士データベース: 石井健太郎 [Professional Shogi Player Database: Kentarō Ishii] (in Japanese). Japan Shogi Association. Retrieved May 14, 2019.
2. ^ "Ishii Kentarō, Sanmaidō Tatsuya Shin Yondan Tanjō no Oshirase" 石井健太郎, 三枚堂達也 新四段誕生のお知らせ [Kentarō Ishii and Tatsuya Sanmaidō are the new 4-dans] (in Japanese). Japan Shogi Association. September 7, 2013. Retrieved May 14, 2019.
3. ^ Geneki Purō Kishi DētaBukku 2016 [Jō] A-Ta Gyō 現役プロ棋士データブック2016 [上] あ-た [2016 Active Shogi Professional Databook Letter "A" to Letter "Ta"] (in Japanese). MyNabi Publishing/Japan Shogi Association. 2015. p. 14. Retrieved May 15, 2019 – via Google Books.
4. "Dai Gojūsankai Shōreikai Sandan Rīgusen Nisenjūsannen Shigatsu kara Nisenjūsannen Kugatsu" 第53回奨励会三段リーグ戦 2013年4月～2013年9月 [53rd apprentice school 3-dan league: April 2013 to September 2013] (in Japanese). Japan Shogi Association. 2013. Retrieved May 14, 2019.
5. "Kishi Dētabēsu: Ishii Kentarō Shōdan Rireki" 棋士データベース: 石井健太郎 昇段履歴 [Professional Shogi Player Database: Kentarō Ishii Promotion History] (in Japanese). Japan Shogi Association. Retrieved April 5, 2024.

External links

• ShogiHub: Professional Player Info · Ishii, Kentaro

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• Japanese shogi players
• Japan Shogi Association players
• Living people
• Professional shogi players from Chiba Prefecture
• People from Chiba (city)
• 1992 births
• Shogi stubs