The NHK Cup is a blitz Go tournament broadcast on radio (before 1963) or TV. The thinking time is 30 seconds per move, with an additional time of 10 minutes for each player.
The number of participants was 8 (#1-#13), 16 (#14-#24), 26 (#25-#28) and 50 (from #29 on).
Komi was 4.5 (#1-#2), 5.5 (#3-#50), 6.5 (from #51 on).
We give links to subpages for the yearly NHK tournaments (in the first column), and the finals.
| Nr | Year | Winner | Opponent | sgf |
|---|---|---|---|---|
| 1 | 1954 | Shimamura Toshihiro | Takagawa Shukaku | B+1.5 |
| 2 | 1955 | Iwamoto Kaoru | Fujisawa Hosai | B+R |
| 3 | 1956 | Hashimoto Utaro | Sakata Eio | B+R |
| 4 | 1957 | Sakata Eio | Fujisawa Hosai | B+R |
| 5 | 1958 | Sakata Eio | Kitani Minoru | B+4.5 |
| 6 | 1959 | Sakata Eio | Takagawa Shukaku | W+R |
| 7 | 1960 | Kitani Minoru | Fujisawa Hosai | B+2.5 |
| 8 | 1961 | Sakata Eio | Kitani Minoru | W+3.5 |
| 9 | 1962 | Sakata Eio | Hashimoto Utaro | W+R |
| 10 | 1963 | Hashimoto Utaro | Fujisawa Hideyuki | W+0.5 |
| 11 | 1964 | Sakata Eio | Fujisawa Hideyuki | W+R |
| 12 | 1965 | Sakata Eio | Miyashita Hidehiro | B+6.5 |
| 13 | 1966 | Takagawa Shūkaku | Fujisawa Hideyuki | W+R |
| 14 | 1967 | Hashimoto Shoji | Fujisawa Hosai | W+ |
| 15 | 1968 | Otake Hideo | Hashimoto Shoji | B+R |
| 16 | 1969 | Fujisawa Hideyuki | Fujisawa Hosai | W+R |
| 17 | 1970 | Rin Kaiho | Sakata Eio | B+0.5 |
| 18 | 1971 | Otake Hideo | Ishida Yoshio | B+R |
| 19 | 1972 | Sakata Eio | Otake Hideo | B+R |
| 20 | 1973 | Otake Hideo | Hashimoto Shoji | W+10.5 |
| 21 | 1974 | Rin Kaiho | Kato Masao | W+R |
| 22 | 1975 | Otake Hideo | Takemiya Masaki | W+R |
| 23 | 1976 | Sakata Eio | Go Seigen | W+R |
| 24 | 1977 | Sakata Eio | Takemiya Masaki | B+R |
| 25 | 1978 | Rin Kaiho | Ohira Shuzo | B+R |
| 26 | 1979 | Tono Hiroaki | Takagi Shoichi | B+R |
| 27 | 1980 | Hashimoto Shoji | Cho Chikun | B+2.5 |
| 28 | 1981 | Fujisawa Hideyuki | Takagi Shoichi | B+R |
| 29 | 1982 | Sakata Eio | Sugiuchi Masao | W+R |
| 30 | 1983 | Cho Chikun | Otake Hideo | W+0.5 |
| 31 | 1984 | Honda Kunihisa | Takemiya Masaki | W+5.5 |
| 32 | 1985 | Hashimoto Shoji | Ishida Yoshio | B+2.5 |
| 33 | 1986 | Kobayashi Koichi | Takemiya Masaki | B+R |
| 34 | 1987 | Ishida Yoshio | Rin Kaiho | B+2.5 |
| 35 | 1988 | Kato Masao | O Rissei | B+R |
| 36 | 1989 | Takemiya Masaki | Kobayashi Satoru | B+R |
| 37 | 1990 | Ishida Yoshio | Otake Hideo | W+10.5 |
| 38 | 1991 | Yoda Norimoto | O Meien | B+R |
| 39 | 1992 | Cho Chikun | O Rissei | B+R |
| 40 | 1993 | Yoda Norimoto | Kato Masao | W+R |
| 41 | 1994 | Otake Hideo | Kato Masao | B+6.5 |
| 42 | 1995 | Kobayashi Satoru | Kiyonari Tetsuya | B+4.5 |
| 43 | 1996 | Cho Chikun | Kobayashi Satoru | B+0.5 |
| 44 | 1997 | O Rissei | Kobayashi Koichi | B+7.5 |
| 45 | 1998 | Yoda Norimoto | Honda Kunihisa | W+11.5 |
| 46 | 1999 | Yoda Norimoto | Tono Hiroaki | B+R |
| 47 | 2000 | Yoda Norimoto | Imamura Toshiya | W+7.5 |
| 48 | 2001 | Ishida Yoshio | Cho Chikun | B+2.5 |
| 49 | 2002 | Cho U | Hane Naoki | B+R |
| 50 | 2003 | Mimura Tomoyasu | O Rissei | W+R |
| 51 | 2004 | Kobayashi Koichi | Cho Chikun | B+3.5 |
| 52 | 2005 | Cho U | Yoda Norimoto | W+R |
| 53 | 2006 | Hane Naoki | Imamura Toshiya | B+R |
| 54 | 2007 | Cho Chikun | Yuki Satoshi | B+3.5 |
| 55 | 2008 | Cho U | Cho Chikun | B+0.5 |
| 56 | 2009 | Yuki Satoshi | Takemiya Masaki | B+R |
| 57 | 2010 | Yuki Satoshi | Iyama Yuta | B+3.5 |
| 58 | 2011 | Yamada Kimio | Yoda Norimoto | B+6.5 |
| 59 | 2012 | Yuki Satoshi | Hane Naoki | W+5.5 |
| 60 | 2013 | Yuki Satoshi | Iyama Yuta | W+9.5 |
| 61 | 2014 | Yuki Satoshi | Kono Rin | W+R |
| 62 | 2015 | Ida Atsushi | Ichiriki Ryo | B+R |