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Oza title games

This page gives the games (in SGF format) from the Oza (王座) title match.
For results from the tournament, see the subpages linked to (in the first column).

NrYearWinnerOpponent ScoreGames
11953Hashimoto UtaroMaeda Nobuaki 1-0 1
21954Takagawa KakuMiyashita Shuyo 2-1 1 2 3
31955Hashimoto UtaroShimamura Toshihiro 2-1 1 2 3
41956Hashimoto UtaroSakata Eio 2-0 1 2
51957Shimamura ToshihiroHanda Dogen 2-0 1 2
61958Fujisawa HosaiHanda Dogen 2-0 1 2
71959Hashimoto ShojiYamabe Toshiro 2-0 1 2
81960Handa DogenMiyashita Shuyo 2-0 1 2
91961Sakata EioTakagawa Shukaku 2-1 1 2 3
101962Miyashita ShuyoKada Katsuji 2-0 1 2
111963Sakata EioFujisawa Hosai 2-0 1 2
121964Sakata EioKajiwara Takeo 2-0 1 2
131965Handa DogenOkubo Ichigen 2-0 1 2
141966Sakata EioRin Kaiho 2-1 1 2 3
151967Fujisawa ShukoHashimoto Shoji 2-0 1 2
161968Fujisawa ShukoSakata Eio 2-0 1 2
171969Fujisawa ShukoOtake Hideo 2-0 1 2
181970Sakata EioFujisawa Shuko 2-0 1 2
191971Sakata EioHashimoto Shoji 2-0 1 2
201972Sakata EioHashimoto Utaro 2-1 1 2 3
211973Rin KaihoSakata Eio 2-1 1 2 3
221974Ishida YoshioRin Kaiho 2-1 1 2 3
231975Otake HideoIshida Yoshio 2-0 1 2
241976Cho ChikunOtake Hideo 2-1 1 2 3
251977Kudo NorioCho Chikun 2-0 1 2
261978Ishida YoshioKudo Norio 2-1 1 2 3
271979Kato MasaoIshida Yoshio 2-0 1 2
281980Kato MasaoIshida Yoshio 2-0 1 2
291981Hashimoto ShojiKato Masao 2-1 1 2 3
301982Kato MasaoHashimoto Shoji 2-0 1 2
311983Kato MasaoOtake Hideo 2-0 1 2
321984Kato MasaoYamashiro Hiroshi 3-0 1 2 3
331985Kato MasaoKobayashi Koichi 3-0 1 2 3
341986Kato MasaoRin Kaiho 3-1 1 2 3 4
351987Kato MasaoCho Chikun 3-1 1 2 3 4
361988Kato MasaoTakemiya Masaki 3-0 1 2 3
371989Kato MasaoHane Yasumasa 3-1 1 2 3 4
381990Hane YasumasaKato Masao 3-2 1 2 3 4 5
391991Fujisawa ShukoHane Yasumasa 3-1 1 2 3 4
401992Fujisawa ShukoKobayashi Koichi 3-2 1 2 3 4 5
411993Kato MasaoFujisawa Shuko 3-0 1 2 3
421994Cho ChikunKato Masao 3-2 1 2 3 4 5
431995O RisseiCho Chikun 3-0 1 2 3
441996Ryu ShikunO Rissei 3-0 1 2 3
451997Yamada KimioRyu Shikun 3-1 1 2 3 4
461998O RisseiYamada Kimio 3-0 1 2 3
471999 O RisseiCho Chikun3-1 1 2 3 4
482000 O RisseiCho Chikun3-1 1 2 3 4
492001 Cho ChikunO Rissei3-0 1 2 3
502002 O MeienCho Chikun3-2 1 2 3 4 5
512003 Cho UO Meien3-1 1 2 3 4
522004 Cho UYamashita Keigo3-1 1 2 3 4
532005 Cho UYamashita Keigo3-0 1 2 3
542006 Yamashita KeigoCho U3-1 1 2 3 4
552007 Yamashita KeigoImamura Toshiya 3-1 1 2 3 4
562008 Cho UYamashita Keigo3-1 1 2 3 4
572009 Cho UYamada Kimio3-0 1 2 3
582010 Cho UYamada Kimio3-0 1 2 3
592011 Cho UHane Naoki3-0 1 2 3
602012 Iyama YutaCho U3-0 1 2 3
612013 Iyama YutaCho U3-1 1 2 3 4
622014 Murakawa DaisukeIyama Yuta3-2 1 2 3 4 5
632015 Iyama YutaMurakawa Daisuke3-0 1 2 3

Takemiya Masaki lost the 1st game of the 36th Oza by an illegal ko capture.

Cho Chikun lost the 2nd game of the 50th Oza on time, in a winning position. "Was it my move?"

Honorary title

Players who won the Oza title five or more consecutive times get the Honorary Oza title. So far the only one is Kato Masao.