Kazuharu Shoshi

Kazuharu Shoshi
Native name所司和晴
Born (1961-10-23) October 23, 1961
HometownKōtō
Career
Achieved professional statusJune 27, 1985(1985-06-27) (aged 23)
Badge number172
Rank8-dan
RetiredMay 2026(2026-05-00) (aged 64)
TeacherHirokichi Hirano (7-dan)
Career record405–585 (.409)
Notable students
Websites
JSA profile page

Kazuharu Shoshi (所司 和晴, Shoshi Kazuharu; born October 23, 1961) is a retired Japanese professional shogi player who achieved the rank of 8-dan.[1]

Shogi professional

On April 1, 2026, the JSA announced Shoshi 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 2026–2027 shogi season.[2] Shoshi's retirement became official upon losing to Akira Shima on May 13, 2026, in a 39th Ryūō Group 6 game.[3] He finished his career with a record of 405 wins and 585 losses for a winning percentage of 0.409.[4]

Promotion history

The promotion history for Shoshi is as follows:[5]

  • 5-kyū: 1978
  • 1-dan: 1980
  • 4-dan: June 27, 1985
  • 5-dan: April 1, 1987
  • 6-dan: October 29, 1992
  • 7-dan: April 27, 2005
  • 8-dan: April 1, 2026
  • Retired: May 13, 2026

Awards and honors

Shoshi received the Japan Shogi Association's "25 Years Service Award" in 2010 for being an active professional for 25 years.[6]

Publications

Shoshi has written several books on shogi, including a standard manual on shogi handicap opening theory.

  • — (2000). Koma Ochi Jōseki 駒落ち定跡 [Handicap Shogi Openings] (in Japanese). Tokyo, Japan: Mainichi Communications. ISBN 4-8197-0209-2.

Xiangqi

Shoshi also plays xiangqi representing Japan in world tournaments and won the first prize in 1999, 2003, 2007, and 2015 in the non-Chinese/Vietnamese category.[7] He holds the rank of Federation Master.[8]

References

  1. ↑ "Kishi Dētabēsu: Shoshi Kazuharu" 棋士データベース: 所司和晴 [Professional Shogi Player Database: Kazuharu Shoshi]. Japan Shogi Association (in Japanese). Retrieved April 2, 2026.
  2. ↑ "Shōdan・Intai・Kyūjō Kishi no Oshirase" 昇段・引退・休場棋士のお知らせ [Player promotions, retirements and leaves of absence]. Japan Shogi Association (in Japanese). April 1, 2026. Retrieved May 21, 2026.
  3. ↑ "Shoshi Kazuharu Hachidan ga Intai" 所司和晴八段が引退 [Kazuharu Shoshi 8-dan retires]. Japan Shogi Association (in Japanese). May 14, 2026. Retrieved May 21, 2026.
  4. ↑ "Tsūsan Seiseki" 通算成績 [Career Records]. Japan Shogi Association (in Japanese). May 13, 2026. Archived from the original on May 14, 2026. Retrieved May 21, 2026.
  5. ↑ "Kishi Dētabēsu: Shoshi Kazuharu Shōdan Rireki" 棋士データベース: 所司和晴 昇段履歴 [Professional Shogi Player Database: Kazuharu Shoshi Promotion History]. Japan Shogi Association (in Japanese). Retrieved April 2, 2026.
  6. ↑ "Kishi Dētabēsu: Shoshi Kazuharu Sonota Hyōshō" 棋士データベース:所司和晴 その他表彰 [Professional Shogi Player Database: Kazuharu Shoshi Other Awards]. Japan Shogi Association (in Japanese). Retrieved June 6, 2023.
  7. ↑ "Shoshi Kazuharu All-Xiangqi games-01xq.com". www.01xq.com. Retrieved Mar 31, 2020.
  8. ↑ "世界象棋联合会国际等级称号棋手名单" (PDF).