Katsuhiko Murooka (室岡 克彦, Murooka Katsuhiko, born March 21, 1959) is a Japanese retired professional shogi player who achieved the rank of 8-dan.[1]

Katsuhiko Murooka
Native name室岡克彦
Born (1959-03-21) March 21, 1959 (age 65)
HometownArakawa, Tokyo
Career
Achieved professional statusDecember 16, 1981(1981-12-16) (aged 22)
Badge Number153
Rank8-dan
RetiredJune 18, 2024(2024-06-18) (aged 65)
TeacherYūji Sase [ja] (Honorary 9-dan)
Career record454–642 (.414)
Notable studentsRyūma Yoshiike [ja]
Websites
JSA profile page
Official website

Shogi professional

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In April 2024, the JSA posted on its official website that Murooka had met the requirements for mandatory retirement for "Free Class" players and that his retirement would become official upon completion of his last scheduled official game of his current playing schedule.[2] On June 19, 2024, the JSA announced that Murooka's retirement became official the prior day after his loss to Reo Okabe in a 37th Ryūō Group 6 game.[3] Murooka finished his career with a record of 454 wins and 642 losses for a winning percentage of 0.414.[4]

Promotion history

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Murooka's promotion history is as follows:[5]

  • 6-kyū: 1973
  • 1-dan: 1977
  • 4-dan: December 16, 1981
  • 5-dan: April 1, 1985
  • 6-dan: May 22, 1989
  • 7-dan: May 30, 1997
  • 8-dan: April 1, 2023
  • Retired: June 18, 2024

References

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  1. ^ "Kishi Dētabēsu: Murooka Katsuhiko" 棋士データベース: 室岡克彦 [Professional Shogi Player Database: Katsuhiko Murooka] (in Japanese). Japan Shogi Association. Retrieved July 9, 2024.
  2. ^ "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 July 9, 2024.
  3. ^ "Murooka Katsuhiko Hachidan ga Intai" 室岡克彦が引退 [Katsuhiko Murooka 8-dan retires] (in Japanese). Japan Shogi Association. June 19, 2024. Retrieved July 9, 2024.
  4. ^ "Tsūsan Seiseki" 通算成績 [Career Records] (in Japanese). Japan Shogi Association. June 20, 2024. Archived from the original on June 21, 2024. Retrieved July 9, 2024.{{cite web}}: CS1 maint: unfit URL (link)
  5. ^ "Kishi Dētabēsu: Murooka Katsuhiko Shōdan Rireki" 棋士データベース: 室岡克彦 昇段履歴 [Professional Shogi Player Database: Katsuhiko Murooka Promotion History] (in Japanese). Japan Shogi Association. Retrieved April 4, 2023.
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