Ōza (Go)

Ōza (王座, "throne") is a title in Go. The association that holds this title is the Japanese Nihon Ki-in.

Not to be confused with World Oza.
Ōza (Go)
Full nameŌza
Started1953
Honorary WinnersMasao Kato
SponsorsThe Nikkei
Prize money¥14 million
$173,000
(as of 2 July 2011)
AffiliationNihon Ki-in

Outline

Recently, the format for the tournament was changed to a best of five. The challenger is decided in a tournament of 16 players, other than the title player.[1] The winner's purse is ¥14 million ($173,000).[2]

Past winners
YearWinnerScoreRunner-up
1953Utaro Hashimoto1–0Nobuaki Maeda
1954Kaku Takagawa2–1Hidehiro Miyashita
1955Utaro Hashimoto2–1Toshihiro Shimamura
19562–0Eio Sakata
1957Toshihiro Shimamura2–0Dogen Handa
1958Hosai Fujisawa2–0
1959Shoji Hashimoto2–0Toshiro Yamabe
1960Dogen Handa2–0Hidehiro Miyashita
1961Eio Sakata2–1Kaku Takagawa
1962Hidehiro Miyashita2–0Katsuji Kada
1963Eio Sakata2–0Hosai Fujisawa
19642–0Takeo Kajiwara
1965Dogen Handa2–0Ichigen Okubo
1966Eio Sakata2–1Rin Kaiho
1967Hideyuki Fujisawa2–0Shoji Hashimoto
19682–0Eio Sakata
19692–0Hideo Otake
1970Eio Sakata2–0Hideyuki Fujisawa
19712–0Shoji Hashimoto
19722–1Utaro Hashimoto
1973Rin Kaiho2–1Eio Sakata
1974Yoshio Ishida2–1Rin Kaiho
1975Hideo Otake2–0Yoshio Ishida
1976Cho Chikun2–1Hideo Otake
1977Norio Kudo2–0Cho Chikun
1978Yoshio Ishida2–1Norio Kudo
1979Masao Kato2–0Yoshio Ishida
19802–0
1981Shoji Hashimoto2–1Masao Kato
1982Masao Kato2–0Shoji Hashimoto
19832–0Hideo Otake
19843–0Hiroshi Yamashiro
19853–0Koichi Kobayashi
19863–1Rin Kaiho
19873–1Cho Chikun
19883–0Masaki Takemiya
19893–1Yasumasa Hane
1990Yasumasa Hane3–2Masao Kato
1991Hideyuki Fujisawa3–1Yasumasa Hane
19923–2Koichi Kobayashi
1993Masao Kato3–0Hideyuki Fujisawa
1994Cho Chikun3–2Masao Kato
1995O Rissei3–0Cho Chikun
1996Ryu Shikun3–0O Rissei
1997Kimio Yamada3–1Ryu Shikun
1998O Rissei3–0Kimio Yamada
19993–1Cho Chikun
20003–1
2001Cho Chikun3–0O Rissei
2002O Meien3–2Cho Chikun
2003Cho U3–1O Meien
20043–1Keigo Yamashita
20053–0
2006Keigo Yamashita3–1Cho U
20073–1Toshiya Imamura
2008Cho U3–1Keigo Yamashita
20093–0Kimio Yamada
20103–0
20113–0Hane Naoki
2012Yuta Iyama3–0Cho U
20133–1
2014Daisuke Murakawa3–2Yuta Iyama
2015Yuta Iyama3–0Daisuke Murakawa
20163–0Seiki Yo
20173–0Ryo Ichiriki
2018 3–2
2019Shibano Toramaru3–1Yuta Iyama
20203–1Kyo Kagen (Hsu Chia Yuan)

See also

References
  1. "Ōza tournament". gobase.org. Retrieved 2 July 2011.
  2. "Title Holders". nihonkiin.or.jp. Archived from the original on 5 September 2012. Retrieved 2 July 2011.


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