| # |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
| 1 | Otake Hideo | 9p | Kato Masao | 9p | B+6.5 | 225 | 1994-03-23 | NHK Cup, 41st | Final | | 2 | Kato Masao | 9p | Otake Hideo | 9p | B+R | 209 | 1994-05-19 | Meijin, 19th | League, game 23 | | 3 | Otake Hideo | 9p | Kato Masao | 9p | B+3.5 | 243 | 1994-07-21 | Asian TV Cup, 06th | Semifinal - 1 | | 4 | Otake Hideo | 9p | Kato Masao | 9p | W+1.5 | 219 | 1994-08-25 | Kisei, 19th | Main Knockout, 1-2 | | 5 | Kato Masao | 9p | Otake Hideo | 9p | W+0.5 | 294 | 1995-12-02 | NEC Cup, 15th | Quaterfinal - 4 | | 6 | Kato Masao | 9p | Otake Hideo | 9p | B+1 | 268 | 1997-02-24 | Gosei, 22nd | 1/8 Final - 1 | | 7 | Otake Hideo | 9p | Kato Masao | 9p | B+R | 221 | 2001-11-08 | Honinbo, 57th | League, game 05 | | 8 | Kato Masao | 9p | Otake Hideo | 9p | B+0.5 | 279 | 2002-02-11 | Fujitsu Cup, 15th | Japanese preliminary | | 9 | Otake Hideo | 9p | Kato Masao | 9p | B+3.5 | 263 | 2003-01-09 | Tengen, 29th | 1/16 Final - 03 | | 10 | Otake Hideo | 9p | Kato Masao | 9p | W+R | 196 | 2003-12-11 | Tengen, 30th | 1/16 Final - 01 | | 11 | Oya Koichi | 8p | Kato Masao | 9p | W+R | 118 | 1995-12-18 | Fujitsu Cup, 09th | Japanese qualifier | | 12 | Oya Koichi | 8p | Kato Masao | 9p | B+R | 205 | 1998-07-23 | Oza, 46th | Quaterfinal - 4 | | 13 | Kato Masao | 9p | Oya Koichi | 8p | B+2.5 | 239 | 1999-07-01 | Oza, 47th | Quaterfinal - 3 | | 14 | Kato Masao | 9p | Oyama Kunio | 9p | B+R | 197 | 1983-10-13 | Gosei, 09th | 1 | | 15 | Kato Masao | 9p | Oyama Kunio | 9p | B+R | 163 | 1984-05-31 | Tengen, 10th | Round 2 | | 16 | Oyama Kutao | 9p | Kato Masao | 9p | W+R | 150 | 1992-03-05 | Gosei, 17th | 1/8 Final - 6 | | 17 | Kato Masao | 9p | Peng Jinghua | 5p | B7 | 256 | 1993-04-03 | Fujitsu Cup, 06th | 1-08 | | 18 | Redmond, Michael | 9p | Kato Masao | 9p | W+R | 136 | 2003-11-27 | Gosei, 29th | 1-01 | | 19 | Rin Kaiho | 9p | Kato Masao | 5p | B+R | 133 | 1967-11-09 | Honinbo, 23rd | League | | 20 | Kato Masao | 5p | Rin Kaiho | 9p | W+R | 206 | 1969-04-23 | Honinbo, 24th | Title match, game 1 | | 21 | Rin Kaiho | 9p | Kato Masao | 5p | W+3.5 | 301 | 1969-05-01 | Honinbo, 24th | Title match, game 2 | | 22 | Kato Masao | 5p | Rin Kaiho | 9p | W+R | 130 | 1969-05-09 | Honinbo, 24th | Title match, game 3 | | 23 | Rin Kaiho | 9p | Kato Masao | 5p | B+R | 179 | 1969-05-23 | Honinbo, 24th | Title match, game 4 | | 24 | Kato Masao | 5p | Rin Kaiho | 9p | B+R | 189 | 1969-06-06 | Honinbo, 24th | Title match, game 5 | | 25 | Rin Kaiho | 9p | Kato Masao | 5p | B+R | 141 | 1969-06-17 | Honinbo, 24th | Title match, game 6 | | 26 | Kato Masao | 7p | Rin Kaiho | 9p | B+5 | 302 | 1972-01-01 | Honinbo, 27th | League, game 03 | | 27 | Kato Masao | 9p | Rin Kaiho | 9p | W+R | 172 | 1972-01-01 | Honinbo, 28th | League | | 28 | Kato Masao | 7p | Rin Kaiho | 9p | W+R | 238 | 1973-10-29 | Hayago Championship, 5th | 1 | | 29 | Rin Kaiho | 9p | Kato Masao | 8p | B+4,5 | 274 | 1974-03-14 | Pro Best Ten, 11th | Semifinal | | 30 | Kato Masao | 8p | Rin Kaiho | 9p | W+R | 220 | 1974-03-24 | NHK Cup, 21st | Final | | 31 | Rin Kaiho | 9p | Kato Masao | 8p | B+R | 155 | 1974-05-02 | Honinbo, 29th | League, game 25 | | 32 | Kato Masao | 8p | Rin Kaiho | 9p | W+7.5 | 272 | 1975-02-17 | Honinbo, 30th | League, game 12 | | 33 | Rin Kaiho | 9p | Kato Masao | 8p | W+R | 180 | 1975-05-15 | All-Japan First Place Championship, 5th | 3-4 | | 34 | Kato Masao | 8p | Rin Kaiho | 9p | B+19.5 | 254 | 1975-07-24 | Tengen, 01st | 2-7 | | 35 | Kato Masao | 8p | Rin Kaiho | 9p | W+R | 198 | 1976-04-08 | Judan, 14th | Title match, game 1 | | 36 | Rin Kaiho | 9p | Kato Masao | 8p | W+1.5 | 244 | 1976-04-29 | Judan, 14th | Title match, game 2 | | 37 | Kato Masao | 8p | Rin Kaiho | 9p | W+R | 210 | 1976-05-14 | Judan, 14th | Title match, game 3 | | 38 | Rin Kaiho | 9p | Kato Masao | 8p | W+5.5 | 342 | 1976-05-25 | Judan, 14th | Title match, game 4 | | 39 | Kato Masao | 8p | Rin Kaiho | 9p | B+R | 145 | 1976-06-05 | Honinbo, 31st | League, game 28 | | 40 | Kato Masao | 8p | Rin Kaiho | 9p | B+R | 211 | 1976-06-08 | Judan, 14th | Title match, game 5 | | 41 | Kato Masao | 8p | Rin Kaiho | 9p | W+R | 246 | 1976-12-23 | Honinbo, 32nd | League, game 07 | | 42 | Kato Masao | 8p | Rin Kaiho | 9p | W+6 | 199 | 1977-08-15 | Meijin, 02nd | League, game 34 | | 43 | Kato Masao | 8p | Rin Kaiho | 9p | B+0.5 | 281 | 1977-12-02 | Kisei, 02nd | Challengers' Final, game 1 | | 44 | Rin Kaiho | 9p | Kato Masao | 8p | B+R | 147 | 1977-12-16 | Kisei, 02nd | Challengers' Final, game 2 | | 45 | Kato Masao | 8p | Rin Kaiho | 9p | B+0.5 | 321 | 1977-12-22 | Kisei, 02nd | Challengers' Final, game 3 | | 46 | Kato Masao | 9p | Rin Kaiho | 9p | W+R | 204 | 1978-03-15 | Judan, 16th | Title match, game 1 | | 47 | Rin Kaiho | 9p | Kato Masao | 9p | W+R | 272 | 1978-03-28 | Judan, 16th | Title match, game 2 | | 48 | Kato Masao | 9p | Rin Kaiho | 9p | B+R | 125 | 1978-04-05 | Judan, 16th | Title match, game 3 | | 49 | Rin Kaiho | 9p | Kato Masao | 9p | W+1.5 | 270 | 1978-04-19 | Judan, 16th | Title match, game 4 | | 50 | Kato Masao | 9p | Rin Kaiho | 9p | W+R | 88 | 1979-01-11 | Meijin, 04th | League, game 05 | | 51 | Kato Masao | 9p | Rin Kaiho | 9p | B+R | 147 | 1979-05-24 | Honinbo, 34th | Title match, game 1 | | 52 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 89 | 1979-06-05 | Honinbo, 34th | Title match, game 2 | | 53 | Kato Masao | 9p | Rin Kaiho | 9p | B+R | 241 | 1979-06-13 | Honinbo, 34th | Title match, game 3 | | 54 | Rin Kaiho | 9p | Kato Masao | 9p | W+0.5 | 274 | 1979-06-29 | Honinbo, 34th | Title match, game 4 | | 55 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 151 | 1979-07-10 | Judan, 19th | 1-07 | | 56 | Kato Masao | 9p | Rin Kaiho | 9p | B+R | 201 | 1979-07-10 | Honinbo, 34th | Title match, game 5 | | 57 | Kato Masao | 9p | Rin Kaiho | 9p | B+0.5 | 265 | 1979-09-20 | Oza, 27th | Semifinal - 2 | | 58 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 177 | 1979-10-11 | Kisei, 04th | Quaterfinal - 3 | | 59 | Rin Kaiho | 9p | Kato Masao | 9p | W+7.5 | 266 | 1980-03-22 | Kakusei, 02nd | Final | | 60 | Kato Masao | 9p | Rin Kaiho | 9p | B+R | 223 | 1980-08-14 | Meijin, 05th | League, game 33 | | 61 | Rin Kaiho | 9p | Kato Masao | 9p | B+2.5 | 299 | 1980-09-20 | JAA Cup, 2nd | | | 62 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 161 | 1980-10-02 | Kisei, 05th | Quaterfinal - 1 | | 63 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 159 | 1981-04-23 | Honinbo, 36th | League | | 64 | Rin Kaiho | 9p | Kato Masao | 9p | W+R | 180 | 1982-01-04 | Meijin, 07th | League, game 17 | | 65 | Kato Masao | 9p | Rin Kaiho | 9p | W+11 | 214 | 1982-03-25 | Honinbo, 37th | League, game 22 | | 66 | Kato Masao | 9p | Rin Kaiho | 9p | W+3 | 251 | 1983-05-12 | Meijin, 08th | League, game 22 | | 67 | Kato Masao | 9p | Rin Kaiho | 9p | B+4,5 | 275 | 1983-09-01 | Tengen, 09th | 1/8 Final - 8 | | 68 | Kato Masao | 9p | Rin Kaiho | 9p | W+8 | 232 | 1983-11-17 | Kisei, 08th | 2 | | 69 | Rin Kaiho | 9p | Kato Masao | 9p | B+1 | 301 | 1984-02-09 | Meijin, 09th | League, game 11 | | 70 | Rin Kaiho | 9p | Kato Masao | 9p | B+1.5 | 218 | 1985-02-24 | Lightning-Go Tournament, 17th | Final, game 1 | | 71 | Kato Masao | 9p | Rin Kaiho | 9p | W+R | 234 | 1985-03-10 | Lightning-Go Tournament, 17th | Final, game 2 | | 72 | Rin Kaiho | 9p | Kato Masao | 9p | W+R | 182 | 1985-08-15 | Meijin, 10th | League | | 73 | Kato Masao | 9p | Rin Kaiho | 9p | W+0.5 | 274 | 1985-09-05 | Tengen, 11th | preliminary round | | 74 | Rin Kaiho | 9p | Kato Masao | 9p | W+4.5 | 271 | 1985-10-17 | Kisei, 10th | Quaterfinal | | 75 | Rin Kaiho | 9p | Kato Masao | 9p | W+R | 186 | 1986-08-07 | Tengen, 12th | Quaterfinal | | 76 | Rin Kaiho | 9p | Kato Masao | 9p | W+0.5 | 284 | 1986-08-14 | Meijin, 11th | League, game 33 | | 77 | Rin Kaiho | 9p | Kato Masao | 9p | B+0.5 | 274 | 1986-09-26 | Oza, 34th | Title match, game 1 | | 78 | Kato Masao | 9p | Rin Kaiho | 9p | B+R | 209 | 1986-10-16 | Oza, 34th | Title match, game 2 | | 79 | Rin Kaiho | 9p | Kato Masao | 9p | W+8.5 | 266 | 1986-11-05 | Oza, 34th | Title match, game 3 | | 80 | Rin Kaiho | 9p | Kato Masao | 9p | B+4,5 | 271 | 1986-11-13 | Honinbo, 42nd | League, game 05 | | 81 | Kato Masao | 9p | Rin Kaiho | 9p | B+6.5 | 222 | 1986-11-17 | Oza, 34th | Title match, game 4 | | 82 | Kato Masao | 9p | Rin Kaiho | 9p | B+5.5 | 244 | 1987-09-18 | Meijin, 12th | Title match, game 1 | | 83 | Rin Kaiho | 9p | Kato Masao | 9p | W+R | 192 | 1987-10-01 | Meijin, 12th | Title match, game 2 | | 84 | Kato Masao | 9p | Rin Kaiho | 9p | B+F | 190 | 1987-10-08 | Meijin, 12th | Title match, game 3 | | 85 | Rin Kaiho | 9p | Kato Masao | 9p | W+3.5 | 254 | 1987-10-22 | Meijin, 12th | Title match, game 4 | | 86 | Kato Masao | 9p | Rin Kaiho | 9p | W+6.5 | 265 | 1988-04-25 | Honinbo, 43rd | League, game 28 | | 87 | Kato Masao | 9p | Rin Kaiho | 9p | W+0.5 | 271 | 1988-08-12 | Judan, 27th | Winners' Section, Semifinal - 2 | | 88 | Rin Kaiho | 9p | Kato Masao | 9p | W+0.5 | 252 | 1988-09-15 | Kisei, 13th | Main Knockout, Quaterfinal - 2 | | 89 | Kato Masao | 9p | Rin Kaiho | 9p | W+1 | 276 | 1989-07-20 | Meijin, 14th | League, game 32 | | 90 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 189 | 1989-09-02 | Judan, 27th | Losers' Section, Final | | 91 | Kato Masao | 9p | Rin Kaiho | 9p | W+R | 270 | 1990-06-07 | Meijin, 15th | League, game 25 | | 92 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 141 | 1991-01-11 | Tengen, 17th | Title match, game 1 | | 93 | Kato Masao | 9p | Rin Kaiho | 9p | W+1.5 | 266 | 1991-11-22 | Tengen, 17th | Title match, game 2 | | 94 | Rin Kaiho | 9p | Kato Masao | 9p | W+R | 212 | 1991-12-02 | Tengen, 17th | Title match, game 3 | | 95 | Kato Masao | 9p | Rin Kaiho | 9p | W+0.5 | 245 | 1991-12-19 | Tengen, 17th | Title match, game 4 | | 96 | Rin Kaiho | 9p | Kato Masao | 9p | B+0.5 | 248 | 1992-02-19 | Honinbo, 47th | League, game 19 | | 97 | Kato Masao | 9p | Rin Kaiho | 9p | B+5.5 | 231 | 1993-01-21 | Meijin, 18th | League, game 05 | | 98 | Rin Kaiho | 9p | Kato Masao | 9p | B+2.5 | 226 | 1993-05-20 | Gosei, 18th | Semifinal - 2 | | 99 | Rin Kaiho | 9p | Kato Masao | 9p | B+R | 201 | 1993-12-27 | Judan, 32nd | Losers' Section, 3-3 | | 100 | Kato Masao | 9p | Rin Kaiho | 9p | W+4.5 | 223 | 1994-06-09 | Gosei, 19th | Challengers' Final |
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