Oza
Encyclopedia
is a title in Go
. The association that holds this title is the Japanese Nihon Ki-in
.
Go (board game)
Go , is an ancient board game for two players that originated in China more than 2,000 years ago...
. The association that holds this title is the Japanese Nihon Ki-in
Nihon Ki-in
The Nihon Ki-in , also known as the Japan Go Association, is the main organizational body for Go in Japan, overseeing Japan's professional system and issuing diplomas for amateur dan rankings. It is based in Tokyo. The other major Go association in Japan is Kansai Ki-in.Nihon Ki-in was established...
.
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 ($173,000).Past winners and runners-up
| Year | Winner | Score | Runner-up |
|---|---|---|---|
| 1953 | Utaro Hashimoto Utaro Hashimoto was a professional Go player.- Biography :Hashimoto became a pro in 1922 when he was 15. He would win the Honinbō 3 times before finally reaching 9p in 1954. He founded the Kansai Ki-in in 1950.- Titles and runner-ups:... |
1–0 | Nobuaki Maeda Nobuaki Maeda Maeda Nobuaki 9 dan was a Japanese professional go player, a disciple of Honinbo Shusai, and a member of the Nihon Ki-in, the main organizational body for go in Japan... |
| 1954 | Kaku Takagawa Kaku Takagawa , also known as , was one of the most successful professional Go players of the twentieth century.- Biography :Kaku Takagawa won the Honinbō title nine times in a row, from 1952 to 1960, and was subsequently awarded the permanent title of Honorary Honinbo. He then chose Shukaku as his Honinbō name.... |
2–1 | Hidehiro Miyashita Hidehiro Miyashita was a professional Go player.- Biography :Miyashita became a 9 dan in 1960. He had many students, including Ishibashi Chinami, Hanawa Yasutoki, Tokimoto Hajime, Kanno Kiyonori, and Miyashita Suzue.- Titles & runners-up :... |
| 1955 | Utaro Hashimoto | 2–1 | Toshihiro Shimamura Toshihiro Shimamura was a professional Go player.- Biography :Shimamura reached 9 dan in 1960. He was teacher to many players including Hane Yasumasa, Yamashiro Hiroshi, Nakano Hironari, Imamura Yoshiaki, Shimamura Michiro, Shigeno Yuki, and Matsumoto Nayoko.... |
| 1956 | Utaro Hashimoto | 2–0 | Eio Sakata Eio Sakata was a professional 9-dan Japanese professional Go player.- Biography :Sakata became a professional Go player in 1935. His first title match was the Hon'inbō in 1951 when he challenged Hashimoto Utaro. At the time, Hon'inbō started the Kansai Ki-in, so Sakata was under pressure to win the title back... |
| 1957 | Toshihiro Shimamura | 2–0 | Dogen Handa Dogen Handa also known as Hayami Handa, was a professional Go player.- Biography :Handa grew up as Tamejiro Suzuki's disciple. He would start as a pro in the Nihon Ki-in, but after the Kansai Ki-in's founding, he joined Utaro Hashimoto in the Kansai-Kiin. He became a 9p in 1959.- Titles & runners-up :... |
| 1958 | Hosai Fujisawa Hosai Fujisawa was a professional Go player.- Biography :Hosai Fujisawa was born in Yokohama, Japan. He was among the best players of the 20th century. He became an insei at the Nihon Ki-in when he was 11 years old. He became one of Honinbō Shūsai's disciples. He was known for a strong sense of will, reading... |
2–0 | Dogen Handa |
| 1959 | Shoji Hashimoto Shoji Hashimoto was a professional Go player.- Biography :Hashimoto turned pro in 1947 when he was just 12. It'd take him only 11 years to reach 9p. He learned Go from his father Hashimoto Kunisaburō and his disciples include Takahara Shūji, Moriyama Naoki, Oda Hiromitsu, Okahashi Hirotada, and Hayashi Kōzō. He is... |
2–0 | Toshiro Yamabe Toshiro Yamabe was a professional Go player.-Biography:Toshiro was a student of Mukai Kazuo from 1941. He became shodan professional at the Nihon Ki-in in 1941, and reached 9 dan in 1969. He was known for his early resignations of games, sometimes claiming that he refused to play on because of his opponents... |
| 1960 | Dogen Handa | 2–0 | Hidehiro Miyashita |
| 1961 | Eio Sakata | 2–1 | Kaku Takagawa |
| 1962 | Hidehiro Miyashita | 2–0 | Katsuji Kada |
| 1963 | Eio Sakata | 2–0 | Hosai Fujisawa |
| 1964 | Eio Sakata | 2–0 | Takeo Kajiwara Takeo Kajiwara was a professional Go player.- Biography :Kajiwara studied under Riichi Sekiyama 9 dan until Kajiwara became a 1 dan in the autumn of 1937. He was promoted to 9 dan in 1965. Kajiwara left the Nihon Ki-in in 1947 with seven other professionals to create a rival organization, the Igo Shisha. He... |
| 1965 | Dogen Handa | 2–0 | Ichigen Okubo |
| 1966 | Eio Sakata | 2–1 | Rin Kaiho Rin Kaiho Rin Kaiho is a professional Go player.-Biography:Rin Kaiho was born in Shanghai, China. He was a student of Go Seigen when Go brought him to Japan in 1952. He was a promising player who won his first title at the age of 23, the Meijin. He is also part of the 1200 win group... |
| 1967 | Hideyuki Fujisawa Hideyuki Fujisawa , also known as Shuko Fujisawa, was a Japanese professional Go player.- Biography :Hideyuki Fujisawa was born in Yokohama, Japan. He was one of the best players during his era. One of the "Three Crows" along with Yamabe Toshiro and Keizo Suzuki... |
2–0 | Shoji Hashimoto |
| 1968 | Hideyuki Fujisawa | 2–0 | Eio Sakata |
| 1969 | Hideyuki Fujisawa | 2–0 | Hideo Otake Hideo Otake is a Japanese Go player.- Biography :Otake was born in Kitakyūshū City, Japan. He joined the legendary Kitani Minoru school when he was 9, and quickly rose up the ranks to turn professional in 1956, when he was 14. He progressed swiftly, achieving 9 dan in 1970... |
| 1970 | Eio Sakata | 2–0 | Hideyuki Fujisawa |
| 1971 | Eio Sakata | 2–0 | Shoji Hashimoto |
| 1972 | Eio Sakata | 2–1 | Utaro Hashimoto |
| 1973 | Rin Kaiho | 2–1 | Eio Sakata |
| 1974 | Yoshio Ishida Yoshio Ishida is a professional Go player.- Biography :By the time he was 8, Ishida started learning Go. He was a student at the legendary Kitani Minoru go school. Famous along with his fellow students Cho Chikun, Kobayashi Koichi, Kato Masao, and Takemiya Masaki. Alike his fellow students, he joined the dojo at... |
2–1 | Rin Kaiho |
| 1975 | Hideo Otake | 2–0 | Yoshio Ishida |
| 1976 | Cho Chikun Cho Chikun Cho Chihun 25th Honinbo Honorary Meijin is a professional Go player. His total title tally of 71 titles is the most in the history of the Japanese Nihon Ki-in. Cho is the only player to hold the top three titles—Kisei, Meijin, and Honinbo—simultaneously which he did for 3 years in a row... |
2–1 | Hideo Otake |
| 1977 | Norio Kudo Norio Kudo is a professional Go player.- Biography :Kudo turned professional in 1955 and was promoted to 9 dan in 1976. Although he did not win many tournaments, he was known for teaching Go to many people, even if they were just starting to learn, or were about to turn 1 dan... |
2–0 | Cho Chikun |
| 1978 | Yoshio Ishida | 2–1 | Norio Kudo |
| 1979 | Masao Kato Masao Kato - Titles and runners-up :Ranks #4 in total amount of titles in Japan.-Books:*Kato's Attack and Kill ISBN 4-87187-027-2*The Chinese Opening ISBN 4-906574-33-5-External links:... |
2–0 | Yoshio Ishida |
| 1980 | Masao Kato | 2–0 | Yoshio Ishida |
| 1981 | Shoji Hashimoto | 2–1 | Masao Kato |
| 1982 | Masao Kato | 2–0 | Shoji Hashimoto |
| 1983 | Masao Kato | 2–0 | Hideo Otake |
| 1984 | Masao Kato | 3–0 | Hiroshi Yamashiro Hiroshi Yamashiro is a professional Go player.- Biography :Yamashiro grew up with Go, as he became a professional in 1972. He would eventually join the Nagoya branch of the Nihon Ki-in. He has challenged for many of Japan's biggest titles, but he hasn't won any of them. He became a 9 dan in 1985, after winning the... |
| 1985 | Masao Kato | 3–0 | Koichi Kobayashi Koichi Kobayashi is a Go player.- Biography :Koichi Kobayashi was born in Asahikawa, Japan. He was one of the more famous disciples of the legendary Minoru Kitani; he studied along with Cho Chikun, Masao Kato, Yoshio Ishida, and Masaki Takemiya. He would go on and marry the daughter of his teacher, Reiko Kitani , a... |
| 1986 | Masao Kato | 3–1 | Rin Kaiho |
| 1987 | Masao Kato | 3–1 | Cho Chikun |
| 1988 | Masao Kato | 3–0 | Masaki Takemiya Masaki Takemiya is a professional Go player.- Biography :Masaki Takemiya was born in Japan. He became one of the many disciples of the Minoru Kitani school. His rise to fame began when he was only 15 years old. By the time he was 15, he was already 5 dan. He earned the nickname "9 dan killer" because he won... |
| 1989 | Masao Kato | 3–1 | Yasumasa Hane Yasumasa Hane is a professional Go player.- Biography :Yasumasa Hane was one of the best players in the Nagoya branch of the Nihon Ki-in during his peak. He is probably better known for being the father of the former Kisei holder, Naoki Hane. He was also known as to being a major contributor in the development... |
| 1990 | Yasumasa Hane | 3–2 | Masao Kato |
| 1991 | Hideyuki Fujisawa | 3–1 | Yasumasa Hane |
| 1992 | Hideyuki Fujisawa | 3–2 | Koichi Kobayashi |
| 1993 | Masao Kato | 3–0 | Hideyuki Fujisawa |
| 1994 | Cho Chikun | 3–2 | Masao Kato |
| 1995 | O Rissei O Rissei Ō Rissei is a professional Go player in Japan.- Biography :Rissei was born in Taiwan and moved to Japan when he was 13 years old; he would become professional the following year. His instructor is Kano Yoshinori.- Titles and runners-up :Ranks #10-t in total amount of titles in Japan.-External... |
3–0 | Cho Chikun |
| 1996 | Ryu Shikun Ryu Shikun Ryu Shikun in Seoul, South Korea, is a professional Go player.- Biography :Ryu Shikun is a Go player who grew up in Seoul. He did not move to Japan until he was 15, and just 2 years later he turned professional. He was promoted to 9 dan in 2003.- Titles & runners-up :-External Links:**... |
3–0 | O Rissei |
| 1997 | Kimio Yamada Kimio Yamada is a professional Go player. A territorial player who is adept at invading and living within opponent's spheres of influence, Yamada won his first major title, the Oza, in 1997. He has two older brothers, Shiho Yamada and Wakio Yamada.- Biography :... |
3–1 | Ryu Shikun |
| 1998 | O Rissei | 3–0 | Kimio Yamada |
| 1999 | O Rissei | 3–1 | Cho Chikun |
| 2000 | O Rissei | 3–1 | Cho Chikun |
| 2001 | Cho Chikun | 3–0 | O Rissei |
| 2002 | O Meien O Meien O Meien is a professional Go player.- Biography :Meien was born in Taipei, Taiwan. He is known for his quick fuseki and fighting ability. He became a pro in 1977, two years after moving to Japan. He advanced to 9 dan in 1992.- Titles and runners-up :-External Links:**... |
3–2 | Cho Chikun |
| 2003 | Cho U Cho U Cho U Kisei, Oza is a professional Go player. He currently ranks 6th in the most titles won by a Japanese professional; his NEC Cup win in 2011 put him past his teacher Rin Kaiho and Norimoto Yoda. Cho is the only player in history to have held five of the top seven major titles... |
3–1 | O Meien |
| 2004 | Cho U | 3–1 | Keigo Yamashita Keigo Yamashita is a professional Go player. Yamashita adopted the name Honinbo Dowa after winning his first Honinbo title in 2010.-Biography:A student of Yasuro Kikuchi, Yamashita turned professional in 1993. He won the 19th Kisei 2 dan division in 1994. Yamashita reached the challenger finals of the Tengen in 1999... |
| 2005 | Cho U | 3–0 | Keigo Yamashita |
| 2006 | Keigo Yamashita | 3–1 | Cho U |
| 2007 | Keigo Yamashita | 3–1 | Toshiya Imamura |
| 2008 | Cho U | 3–1 | Keigo Yamashita |
| 2009 | Cho U | 3–0 | Kimio Yamada |
| 2010 | Cho U | 3–0 | Kimio Yamada |
| 2011 59th Oza The 59th Oza is one of the main Go tournaments in 2011. It began on 13 January 2011 and is still on-going. The winner of the challenger tournament will face the title-holder Cho U.- Challenger Tournament :-Finals:- See also :... |