Ōza (Go) - Misplaced Pages

(Redirected from Oza (go)) Not to be confused with World Oza.

Ōza (Go)
Full name	Ōza
Started	1953
Honorary Winners	Masao Kato
Sponsors	The Nikkei
Prize money	¥14 million
Affiliation	Nihon 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. The winner's purse is ¥14 million.

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	Utaro Hashimoto	2–0	Eio Sakata
5th	1957	Toshihiro Shimamura	2–0	Dogen Handa
6th	1958	Hosai Fujisawa	2–0	Dogen Handa
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	Eio Sakata	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	Masao Kato	2–0	Yoshio Ishida
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	Hideyuki Fujisawa	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	Cho Chikun
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	Keigo Yamashita
54th	2006	Keigo Yamashita	3–1	Cho U
55th	2007	Keigo Yamashita	3–1	Toshiya Imamura
56th	2008	Cho U	3–1	Keigo Yamashita
57th	2009		3–0	Kimio Yamada
58th	2010		3–0	Kimio Yamada
59th	2011		3–0	Hane Naoki
60th	2012	Yuta Iyama	3–0	Cho U
61st	2013	Yuta Iyama	3–1	Cho U
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	Ryo Ichiriki
67th	2019	Shibano Toramaru	3–1	Yuta Iyama
68th	2020	Shibano Toramaru	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
72nd	2024		3–1	Shibano Toramaru

References

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

External links

Nihon Ki-in archive (in Japanese)
Ōza title games

v t e Japanese Go titles
Major	Kisei Meijin Honinbo Ōza Tengen Gosei Jūdan
Minor	Agon Kiriyama Cup Ryusei NHK Cup Shinjin-O Okan Kansai Ki-in Championship Wakagoi Cup
Defunct	Asahi Pro Best Ten Asahi Top Eight Players Asahi Top Position Chikurin Dai-ichi Hayago Championship Hayago Meijin Hosu IBM Cup Igo Masters Cup Igo Senshuken JAL Super Hayago Championship JT Cup Kakusei Kirin Cup NEC Shun-Ei Nihon Ki-In Championship Old Meijin Phoenix Cup Prime Minister Cup Ryuen Cup Shin-Ei Tatsujin Daiwa Cup Daiwa Cup Grand Champion NEC Cup
Women's	Women's Honinbo Women's Meijin Women's Kisei Women's Saikyo Aizu Central Hospital Cup
Defunct	Women's Nihon Ki-in Championship Women's Kakusei Women's JAL Super Hayago Kansai Lady's Tournament

v t e Ōza
Past editions	1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016
Past winners	Utaro Hashimoto (1953) Kaku Takagawa (1954) Utaro Hashimoto (1955–1956) Toshihiro Shimamura (1957) Hosai Fujisawa (1958) Shoji Hashimoto (1959) Dogen Handa (1960) Eio Sakata (1961) Hidehiro Miyashita (1962) Eio Sakata (1963–1964) Dogen Handa (1965) Eio Sakata (1966) Hideyuki Fujisawa (1967–1969) Eio Sakata (1970–1972) Rin Kaiho (1973) Yoshio Ishida (1974) Hideo Otake (1975) Cho Chikun (1976) Norio Kudo (1977) Yoshio Ishida (1978) Masao Kato (1979–1980) Shoji Hashimoto (1981) Masao Kato (1982–1989) Yasumasa Hane (1990) Hideyuki Fujisawa (1991–1992) Masao Kato (1993) Cho Chikun (1994) Ō Rissei (1995) Ryu Shikun (1996) Kimio Yamada (1997) Ō Rissei (1998–2000) Cho Chikun (2001) Ō Meien (2002) Cho U (2003–2005) Keigo Yamashita (2006–2007) Cho U (2008–2011) Yuta Iyama (2012–2013) Daisuke Murakawa (2014) Yuta Iyama (2015–2016)

Ōza

Past editions

Past winners

Utaro Hashimoto (1953)
Kaku Takagawa (1954)
Utaro Hashimoto (1955–1956)
Toshihiro Shimamura (1957)
Hosai Fujisawa (1958)
Shoji Hashimoto (1959)
Dogen Handa (1960)
Eio Sakata (1961)
Hidehiro Miyashita (1962)
Eio Sakata (1963–1964)
Dogen Handa (1965)
Eio Sakata (1966)
Hideyuki Fujisawa (1967–1969)
Eio Sakata (1970–1972)
Rin Kaiho (1973)
Yoshio Ishida (1974)
Hideo Otake (1975)
Cho Chikun (1976)
Norio Kudo (1977)
Yoshio Ishida (1978)
Masao Kato (1979–1980)
Shoji Hashimoto (1981)
Masao Kato (1982–1989)
Yasumasa Hane (1990)
Hideyuki Fujisawa (1991–1992)
Masao Kato (1993)
Cho Chikun (1994)
Ō Rissei (1995)
Ryu Shikun (1996)
Kimio Yamada (1997)
Ō Rissei (1998–2000)
Cho Chikun (2001)
Ō Meien (2002)
Cho U (2003–2005)
Keigo Yamashita (2006–2007)
Cho U (2008–2011)
Yuta Iyama (2012–2013)
Daisuke Murakawa (2014)
Yuta Iyama (2015–2016)

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Outline

Past winners

See also

References

External links