Kōji Tosa Explained

Kōji Tosa
Native Name:土佐浩司
Born:March 30, 1955
Hometown:Minamiuonuma
Nationality:Japanese
Badge No:124
Rank:8-dan
Teacher Rank:8-dan
Tournaments:1
Wins:666
Losses:728
Jsa:124

is a Japanese retired professional shogi player who achieved the rank of 8-dan.[1]

Shogi professional

Tosa's only tournament victory as a shogi professional came in 1998 when he defeated Toshiyuki Moriuchi to win the 32nd .[2]

In August 2010, Tosa defeated Kiyozumi Kiriyama in 69th Meijin Class B2 league play to become the 42nd professional to win 600 official games.[3] [4]

In March 2017, Tosa finished the finished 75th Meijin Class C2 league play (April 2016March 2017) with a record of no wins and 10 losses, earning a second demotion point which meant he was only one point away from automatic demotion to "Free Class" play.[5] As a result, he declared his intention to the Japan Shogi Association to become a Free Class player as of April 2017 rather than risk automatic demotion.[6]

On June 8, 2020, the Japan Shogi Association announced on its website that Tosa had retired from professional shogi. His official retirement date was given as May 14, 2020.[7] Tosa retired with a career record of 666 wins and 728 losses for a winning percentage of 0.478.[8]

Promotion history

The promotion history for Tosa is as follows:[9]

Titles and other championships

Tosa has never appeared in a major title match, but he has won one non-title shogi championships during his career.[10]

Awards and honors

Tosa received the JSA's "25 Years Service Award" in 2000 in recognition of being an active professional for twenty-five years and the "Shogi Honor Award" in 2010 for winning 600 official games.[11]

External links

Notes and References

  1. Web site: Kishi Dētabēsu: Tosa Kōji. ja:棋士データベース: 土佐浩司. Japanese. Professional Shogi Player Database: Kōji Tosa. Japan Shogi Association. January 21, 2020.
  2. Web site: Hayazashi Shōgi Senshuken･Hayazashi Shineisen [Rekidai Yūshōsha Ichiran]]. ja:早指し将棋選手権戦･早指し新鋭戦 [歴代優勝者一覧]. ja. Hayazahi Shogi Senshuken･Hayszashi Shineisen [List of winners]. Japan Shogi Association. January 21, 2020.
  3. Web site: Tosa Kōji Shichidan Roppyakushō (Shōgi Eiyoshō) wo Tassei. ja:土佐浩司七段, 600勝 (将棋栄誉賞) を達成！. ja. Kōji Tosa 7d reaches 600 wins. August 9, 2010. Japan Shogi Association. January 21, 2020.
  4. News: . Morishita Kudan ga Tsūsan Happyakusho. ja:森下九段が通算800勝. ja. Morishita 9d wins 800th official game. August 26, 2010. Asahi Shimbun. January 21, 2020.
  5. Web site: Dai Nanajūgonki Meijinsen･Jun'isen Shikumi Nikyū. ja:第75期名人戦･順位戦 C級2組. ja. 75th Meijin Tournament Class C2. 2016. Japan Shogi Association. January 21, 2020.
  6. Web site: Nisenjūnananendo kara no Furī Kurasu Tenshutsusha. ja:2017年度からのフリークラス転出者. ja. Players Moving to the Free Class from the 2017 Shogi Year. March 31, 2017. Japan Shogi Association. January 21, 2020.
  7. Web site: . Tosa Kōji Hachidan, Itō Hirofumi Shichidan ga Intai. ja:土佐浩司八段, 伊藤博文七段が引退. ja. Kōji Tosa 8-dan and Hirofumi Itō 7-dan retire from professional play. June 8, 2020. Japan Shogi Association. June 11, 2020.
  8. Web site: Tsūsan Seiseki. unfit. ja:通算成績. ja. Career Records. July 17, 2020. Japan Shogi Association. https://web.archive.org/web/20200718114742/https://www.shogi.or.jp/game/record/all.html. July 18, 2020. December 20, 2023.
  9. Web site: Kishi Dētabēsu: Tosa Kōji Shōdan Rireki. ja:棋士データベース: 土佐浩司 昇段履歴. Japanese. Professional Shogi Player Database: Kōji Tosa Promotion History. Japan Shogi Association. June 8, 2020.
  10. Web site: Kishi Dētabēsu: Tosa Kōji Yūshō Rireki. ja:棋士データベース: 土佐浩司 優勝履歴. ja. Professional Shogi Player Database: Kōji Tosa Championship History. Japan Shogi Association. January 21, 2020.
  11. Web site: Kishi Dētabēsu: Tosa Kōji Sonota Hyōshō. ja:棋士データベース: 土佐浩司 その他表彰. ja. Professional Shogi Player Database: Kōji Tosa Other Awards. Japan Shogi Association. January 21, 2020.

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