Okan (Go competition)

The {{nihongo|Okan|王冠|Ōkan|lead=yes|extra='crown' or 'king's crown'}} is a Japanese Go competition. It is open only to players of the Nihon Ki-in's Chubu branch located in Nagoya. The title match is a single game played between the reigning titleholder and a challenger. The winner's purse is 1,700,000 yen ($15,000).

Winners and runners-up

class="wikitable" style="text-align: left;" \|+ Okan{{citation \|url=https://www.nihonkiin.or.jp/match/okan/archive.html \|title=王冠戦　歴代記録 \|website=Nihon Ki-in \|access-date=2024-12-03 \|lang=ja}} !Edition	Year	Winner	Runner-up
1st	1953	Michiharu Sakai
2nd	1956	Tatsuaki Iwata
3rd	1957	Michiharu Sakai
4th	1958	rowspan=2 \| Tatsuaki Iwata
5th	1959
6th	1960	rowspan=5 \| Toshihiro Shimamura	{{lang\|ja\|五十川正雄}}
7th	1961	Tatsuaki Iwata
8th	1962	{{lang\|ja\|五十川正雄}}
9th	1964	{{lang\|ja\|五十川正雄}}
10th	1965	Tatsuaki Iwata
11th	1967	rowspan=3 \| Tatsuaki Iwata	Toshihiro Shimamura
12th	1969	Toshihiro Shimamura
13th	1970	Masamitsu Tsuchida
14th	1972	Yasumasa Hane	Tatsuaki Iwata
15th	1974	rowspan=2 \| Toshihiro Shimamura	Yasumasa Hane
16th	1975	Yasumasa Hane
17th	1976	Tatsuaki Iwata	Toshihiro Shimamura
18th	1977	Hiroshi Yamashiro	Tatsuaki Iwata
19th	1978	Yasumasa Hane	Hiroshi Yamashiro
20th	1979	rowspan=2 \| Tatsuaki Iwata	Yasumasa Hane
21st	1980	Shigeru Baba
22nd	1981	rowspan=2 \| Hiroshi Yamashiro	Tatsuaki Iwata
23rd	1982	Yasumasa Hane
24th	1983	Yasumasa Hane	Hiroshi Yamashiro
25th	1984	rowspan=4 \| Hiroshi Yamashiro	Yasumasa Hane
26th	1985	Tatsuaki Iwata
27th	1986	Yasumasa Hane
28th	1987	Masamitsu Tsuchida
29th	1988	rowspan=4 \| Masaki Ogata	Hiroshi Yamashiro
30th	1989	Tatsuaki Iwata
31st	1990	Yasumasa Hane
32nd	1991	Yasumasa Hane
33rd	1992	Yasumasa Hane	Masaki Ogata
34th	1993	rowspan=4 \| Hiroshi Yamashiro	Yasumasa Hane
35th	1994	Masaki Ogata
36th	1995	Yasumasa Hane
37th	1996	Naoto Hikosaka
38th	1997	rowspan=2 \| Hironari Nakano	Hiroshi Yamashiro
39th	1998	Hiroshi Yamashiro
40th	1999	Naoki Hane	Hironari Nakano
41st	2000	rowspan=2 \| Hiroshi Yamashiro	Naoki Hane
42nd	2001	Hideki Matsuoka
43rd	2002	rowspan=3 \| Naoki Hane	Hiroshi Yamashiro
44th	2003	Naoto Hikosaka
45th	2004	Hiroshi Yamashiro
46th	2005	Hiroshi Yamashiro	Naoki Hane
47th	2006	Hideki Matsuoka	Hiroshi Yamashiro
48th	2007	rowspan=3 \| Naoki Hane	Hideki Matsuoka
49th	2008	Hiroshi Yamashiro
50th	2009	Hiroshi Yamashiro
51st	2010	Hiroshi Yamashiro	Naoki Hane
52nd	2011	rowspan=5 \| Naoki Hane	Hiroshi Yamashiro
53rd	2012	Hironari Nakano
54th	2013	Hironari Nakano
55th	2014	Hiroshi Yamashiro
56th	2015	Masaki Ogata
57th	2016	rowspan=9 \| Atsushi Ida	Naoki Hane
58th	2017	Yuta Mutsuura
59th	2018	Hironari Nakano
60th	2019	Masaki Ogata
61st	2020	Yu Otake
62nd{{citation \|url=https://www.usgo.org/news/2022/01/the-power-report-iyama-regains-oza-title-the-teikei-tournaments-ueno-wins-young-carp-ida-sets-record-in-crown-title/ \|title=The Power Report: Iyama regains Oza title; The Teikei tournaments; Ueno wins Young Carp; Ida sets record in Crown title \|date=2022-01-29 \|website=American Go E-Journal \|url-status=dead \|archive-url=https://web.archive.org/web/20220701004808/https://www.usgo.org/news/2022/01/the-power-report-iyama-regains-oza-title-the-teikei-tournaments-ueno-wins-young-carp-ida-sets-record-in-crown-title/ \|archive-date=2022-07-01}}	2021	Yu Otake
63rd	2022	Yuta Mutsuura
64th	2023	Yuta Mutsuura
65th	2024	Yuta Mutsuura

References

Okan