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Yūsuke Ina (伊奈 祐介, Ina Yūsuke, born December 18, 1975) is a Japanese retired professional shogi player who achieved the rank of 7-dan.

Early life and apprenticeship

Ina was born in Zushi, Kanagawa on December 18, 1975. He entered the Japan Shogi Association's Apprentice School as a student of Kenji Kobayashi at the rank of 6-kyū in January 1990 and obtained full professional status and the rank of 4-dan in April 1998.

Shogi professional

Ina finished the 72nd Meijin Class C2 league (April 2013 – March 2014) with a record of 3 wins and 7 losses, earning a third demotion point, which meant automatic demotion to "Free Class" play.

On April 1, 2024, the JSA posted on its official website that Ina had met the conditions for mandatory requirement for Free Class players, and that his retirement would become official upon completion of his current playing schedule. Ina's retirement became official on May 10, 2024, after losing a Class 5 37th Ryūō League relegation game to Satoru Sakaguchi. Ina retired with a career record of 353 wins and 351 losses for a 0.501 winning percentage.

Promotion history

The promotion history for Ina is as follows:

• 6-kyū: 1990
• 1-dan: 1992
• 4-dan: April 1, 1998
• 5-dan: August 13, 2004
• 6-dan: May 22, 2008
• 7-dan: October 23, 2019
• Retired: May 10, 2024

Personal life

Ina's wife is a professional go player, and his younger sister is married to shogi professional Akira Watanabe.

References

1. ^ "Kishi Dētabēsu: Ina Yūsuke" 棋士データベース: 伊奈祐介 [Professional Shogi Player Database: Yūsuke Ina] (in Japanese). Japan Shogi Association. Retrieved May 16, 2024.
2. "Shin Yondan Tanjō (Takano Hideyuki･Yamasaki Takayuki･Ina Yūsuke)" 新四段誕生 (髙野秀行･山﨑隆之･伊奈祐介) [New 4-dans (Hideyuki Takano, Takayuki Yamasaki and Yūsuke Ina)] (in Japanese). Japan Shogi Association. March 1998. Archived from the original on December 5, 1998. Retrieved May 16, 2024.
3. "Dai Nanajūniki Meijinsen･Jun'isen Shikumi Nikyū" 第72期名人戦･順位戦 C級2組 [72nd Meijin Tournament Class C2] (in Japanese). Japan Shogi Association. 2014. Retrieved January 23, 2020.
4. "Shōdan･Intai･Kyūjo Kishi no Oshirase" 昇段･引退･休場棋士のお知らせ [Player promotions, retirements and leaves of absence] (in Japanese). Japan Shogi Association. April 1, 2024. Retrieved May 16, 2024.
5. "Ina Yūsuke Shichidan ga Intai" 伊奈祐介七段が引退 [Yūsuke Ina 7-dan retires] (in Japanese). Japan Shogi Association. May 14, 2024. Retrieved May 16, 2024.
6. "Tsusan Seiseki" 通算成績 [Career records] (in Japanese). Japan Shogi Association. May 10, 2024. Archived from the original on May 11, 2024. Retrieved May 16, 2024.
7. "Kishi Dētabēsu: Ina Yūsuke Shōdan Rireki" 棋士データベース: 伊奈祐介 昇段履歴 [Professional Shogi Player Database: Yūsuke Ina Promotion History] (in Japanese). Japan Shogi Association. Retrieved May 16, 2024.
8. "Ina Yūsuke Godan, Kekkon" 伊奈祐介五段, 結婚 [Yūsuke Ina 5-dan gets married.] (in Japanese). Japan Shogi Association. March 2005. Archived from the original on February 14, 2009. Retrieved January 23, 2020.
9. Geneki Purō Kishi DētaBukku 2016 [Ge] Ta-Wa Gyō 現役プロ棋士データブック2016 [下] た-わ行 [2016 Active Shogi Professional Databook Letter "Ta" to letter "Wa"] (in Japanese). MyNabi Publishing/Japan Shogi Association. 2015. p. 71. ASIN B019SSNKVA. Retrieved January 23, 2020 – via Google Books.
10. "Mangaka･Ina Megumi-san: Jyō Sakkā, Chichi to Ko Tsunaida" 漫画家･伊奈めぐみさん:上 サッカー, 父と子つないだ [Mangaka Megumi Ina: Soccer, the connection between father and son]. Asahi Shimbun (in Japanese). September 30, 2017. Retrieved January 23, 2020.
11. "Iwai! Watanabe Akira Godan, Gokekkon!!" 祝! 渡辺明五段, ご結婚!! [Congratulations! Akira Watanabe 5-dan Gets Married] (in Japanese). Igo-Shogi Channel. May 3, 2004. Retrieved January 23, 2020.

External links

• ShogiHub: Professional Player Info · Ina, Yusuke

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• Japanese shogi players
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• Professional shogi players from Kanagawa Prefecture
• 1975 births
• People from Zushi, Kanagawa
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