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Ōza (Go)

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

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

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

Edition Year Winner Score Runner-up
1st 1953 Utaro Hashimoto 1–0 Nobuaki Maeda
2nd 1954 Kaku Takagawa 2–1 Hidehiro Miyashita
3rd 1955 Utaro Hashimoto 2–1 Toshihiro Shimamura
4th 1956 2–0 Eio Sakata
5th 1957 Toshihiro Shimamura 2–0 Dogen Handa
6th 1958 Hosai Fujisawa 2–0
7th 1959 Shoji Hashimoto 2–0 Toshiro Yamabe
8th 1960 Dogen Handa 2–0 Hidehiro Miyashita
9th 1961 Eio Sakata 2–1 Kaku Takagawa
10th 1962 Hidehiro Miyashita 2–0 Katsuji Kada
11th 1963 Eio Sakata 2–0 Hosai Fujisawa
12th 1964 2–0 Takeo Kajiwara
13th 1965 Dogen Handa 2–0 Ichigen Okubo
14th 1966 Eio Sakata 2–1 Rin Kaiho
15th 1967 Hideyuki Fujisawa 2–0 Shoji Hashimoto
16th 1968 2–0 Eio Sakata
17th 1969 2–0 Hideo Otake
18th 1970 Eio Sakata 2–0 Hideyuki Fujisawa
19th 1971 2–0 Shoji Hashimoto
20th 1972 2–1 Utaro Hashimoto
21st 1973 Rin Kaiho 2–1 Eio Sakata
22nd 1974 Yoshio Ishida 2–1 Rin Kaiho
23rd 1975 Hideo Otake 2–0 Yoshio Ishida
24th 1976 Cho Chikun 2–1 Hideo Otake
25th 1977 Norio Kudo 2–0 Cho Chikun
26th 1978 Yoshio Ishida 2–1 Norio Kudo
27th 1979 Masao Kato 2–0 Yoshio Ishida
28th 1980 2–0
29th 1981 Shoji Hashimoto 2–1 Masao Kato
30th 1982 Masao Kato 2–0 Shoji Hashimoto
31st 1983 2–0 Hideo Otake
32nd 1984 3–0 Hiroshi Yamashiro
33rd 1985 3–0 Koichi Kobayashi
34th 1986 3–1 Rin Kaiho
35th 1987 3–1 Cho Chikun
36th 1988 3–0 Masaki Takemiya
37th 1989 3–1 Yasumasa Hane
38th 1990 Yasumasa Hane 3–2 Masao Kato
39th 1991 Hideyuki Fujisawa 3–1 Yasumasa Hane
40th 1992 3–2 Koichi Kobayashi
41st 1993 Masao Kato 3–0 Hideyuki Fujisawa
42nd 1994 Cho Chikun 3–2 Masao Kato
43rd 1995 O Rissei 3–0 Cho Chikun
44th 1996 Ryu Shikun 3–0 O Rissei
45th 1997 Kimio Yamada 3–1 Ryu Shikun
46th 1998 O Rissei 3–0 Kimio Yamada
47th 1999 3–1 Cho Chikun
48th 2000 3–1
49th 2001 Cho Chikun 3–0 O Rissei
50th 2002 O Meien 3–2 Cho Chikun
51st 2003 Cho U 3–1 O Meien
52nd 2004 3–1 Keigo Yamashita
53rd 2005 3–0
54th 2006 Keigo Yamashita 3–1 Cho U
55th 2007 3–1 Toshiya Imamura
56th 2008 Cho U 3–1 Keigo Yamashita
57th 2009 3–0 Kimio Yamada
58th 2010 3–0
59th 2011 3–0 Hane Naoki
60th 2012 Yuta Iyama 3–0 Cho U
61st 2013 3–1
62nd 2014 Daisuke Murakawa 3–2 Yuta Iyama
63rd 2015 Yuta Iyama 3–0 Daisuke Murakawa
64th 2016 3–0 Yo Seiki
65th 2017 3–0 Ryo Ichiriki
66th 2018 3–2
67th 2019 Shibano Toramaru 3–1 Yuta Iyama
68th 2020 3–1 Kyo Kagen (Hsu Chia Yuan)
69th 2021 Yuta Iyama 3–2 Shibano Toramaru
70th 2022 3–0 Yo Seiki
71st 2023 3–2 Yo Seiki

See also

References

  1. ^ "Ōza tournament". gobase.org. Retrieved 2 July 2011.
  2. ^ "Title Holders". nihonkiin.or.jp. Archived from the original on 14 May 2012. Retrieved 2 July 2011.


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