| # |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
| 1 | Ishida Akira | 8p | Kato Masao | 9p | W+R | 206 | 1979-11-01 | Tengen, 05th | Semifinal - 2 | | 2 | Kato Masao | 9p | Ishida Akira | 8p | B+R | 163 | 1982-08-19 | Oza, 30th | Semifinal - 1 | | 3 | Kato Masao | 9p | Ishida Akira | 9p | W+1 | 254 | 1983-02-24 | Meijin, 08th | 11 | | 4 | Ishida Akira | 9p | Kato Masao | 9p | W+R | 158 | 1983-03-17 | Tengen, 09th | 1/16 Final - 06 | | 5 | Kato Masao | 9p | Ishida Akira | 9p | W+R | 232 | 1984-08-09 | Meijin, 09th | League, game 35 | | 6 | Ishida Akira | 9p | Kato Masao | 9p | W+R | 194 | 1985-01-10 | Meijin, 10th | League, game 05 | | 7 | Kato Masao | 9p | Ishida Akira | 9p | B+1.5 | 250 | 1986-02-13 | Meijin, 11th | League, game 09 | | 8 | Ishida Akira | 9p | Kato Masao | 9p | W+0.5 | 327 | 1987-04-23 | Gosei, 12th | 3-3 | | 9 | Kato Masao | 9p | Ishida Akira | 9p | B+9.5 | 257 | 1988-01-01 | Haya-go Senshuken, 21st | 1 | | 10 | Kato Masao | 9p | Ishida Akira | 9p | B+R | 189 | 1998-01-01 | NHK Cup, 46th | 3-1 | | 11 | Kato Masao | 9p | Ishida Yoshio | 9p | B+130 | 237 | | Games for Ishida's "Pro-Pro Handicap Go" book {Igo Club Series No. 12} | Game Ten: 8 stones | | 12 | Ishida Yoshio | 9p | Kato Masao | 9p | B+2 | 265 | 1968-01-01 | Prime Minister's Cup, 12th | Preliminaries | | 13 | Kato Masao | 6p | Ishida Yoshio | 7p | B+1.5 | 269 | 1970-11-26 | Honinbo, 26th | League, game 01 | | 14 | Kato Masao | 8p | Ishida Yoshio | 8p | W+R | 244 | 1973-01-01 | Judan, 12th | Winners' Section, Semifinal | | 15 | Ishida Yoshio | 9p | Kato Masao | 8p | W+6.5 | 260 | 1975-12-18 | Judan, 14th | Winners' Section | | 16 | Kato Masao | 8p | Ishida Yoshio | 9p | B+R | 145 | 1976-12-02 | Meijin, 02nd | League, game 02 | | 17 | Kato Masao | 9p | Ishida Yoshio | 9p | W+1.5 | 261 | 1977-02-03 | Honinbo, 32nd | League, game 13 | | 18 | Kato Masao | 8p | Ishida Yoshio | 9p | B+7 | 272 | 1978-02-14 | Kakusei, 02nd | League | | 19 | Ishida Yoshio | 9p | Kato Masao | 9p | W+R | 176 | 1978-05-16 | Honinbo, 33rd | Title match, game 1 | | 20 | Kato Masao | 9p | Ishida Yoshio | 9p | B+2.5 | 233 | 1978-05-25 | Honinbo, 33rd | Title match, game 2 | | 21 | Ishida Yoshio | 9p | Kato Masao | 9p | B+0.5 | 257 | 1978-05-31 | Honinbo, 33rd | Title match, game 3 | | 22 | Kato Masao | 9p | Ishida Yoshio | 9p | B+2 | 255 | 1978-06-15 | Meijin, 03rd | League, game 25 | | 23 | Kato Masao | 9p | Ishida Yoshio | 9p | B+3.5 | 251 | 1978-06-22 | Honinbo, 33rd | Title match, game 4 | | 24 | Ishida Yoshio | 9p | Kato Masao | 9p | B+5.5 | 230 | 1978-06-29 | Honinbo, 33rd | Title match, game 5 | | 25 | Kato Masao | 9p | Ishida Yoshio | 9p | W+3.5 | 210 | 1978-07-11 | Honinbo, 33rd | Title match, game 6 | | 26 | Ishida Yoshio | 9p | Kato Masao | 9p | W+R | 152 | 1978-08-01 | Honinbo, 33rd | Title match, game 7 | | 27 | Kato Masao | 9p | Ishida Yoshio | 9p | B+R | 181 | 1979-03-29 | Meijin, 04th | League, game 15 | | 28 | Ishida Yoshio | 9p | Kato Masao | 9p | W+R | 152 | 1979-10-24 | Oza, 27th | Title match, game 1 | | 29 | Kato Masao | 9p | Ishida Yoshio | 9p | B+3.5 | 219 | 1979-11-07 | Oza, 27th | Title match, game 2 | | 30 | Ishida Yoshio | 9p | Kato Masao | 9p | B+R | 199 | 1979-12-17 | Kakusei, 02nd | Semifinal | | 31 | Kato Masao | 9p | Ishida Yoshio | 9p | W+R | 196 | 1980-01-19 | JAA Cup, 2nd | Knock-out stage | | 32 | Ishida Yoshio | 9p | Kato Masao | 9p | W+R | 190 | 1980-11-05 | Oza, 28th | Title match, game 1 | | 33 | Kato Masao | 9p | Ishida Yoshio | 9p | B+2.5 | 262 | 1980-11-19 | Oza, 28th | Title match, game 2 | | 34 | Ishida Yoshio | 9p | Kato Masao | 9p | W+R | 122 | 1981-05-28 | Gosei, 06th | Challengers' Final, game 1 | | 35 | Kato Masao | 9p | Ishida Yoshio | 9p | B+R | 181 | 1981-06-04 | Gosei, 06th | Challengers' Final, game 2 | | 36 | Kato Masao | 9p | Ishida Yoshio | 9p | B+R | 187 | 1982-07-15 | Oza, 30th | Quaterfinal - 3 | | 37 | Kato Masao | 9p | Ishida Yoshio | 9p | W+R | 272 | 1984-09-13 | Judan, 23rd | Winners' Section, Round 2 | | 38 | Kato Masao | 9p | Ishida Yoshio | 9p | W+2.5 | 235 | 1985-02-04 | NHK Cup, 32nd | Semifinal - 1 | | 39 | Ishida Yoshio | 9p | Kato Masao | 9p | B+1.5 | 236 | 1986-01-16 | Gosei, 11th | Round 2 | | 40 | Kato Masao | 9p | Ishida Yoshio | 9p | B+6.5 | 253 | 1986-12-04 | Judan, 25th | Winners' Section, Final | | 41 | Kato Masao | 9p | Ishida Yoshio | 9p | B+R | 167 | 1989-04-06 | Meijin, 14th | League, game 17 | | 42 | Kato Masao | 9p | Ishida Yoshio | 9p | W+1.5 | 329 | 1989-08-17 | Judan, 28th | Losers' Section, 1-3 | | 43 | Ishida Yoshio | 9p | Kato Masao | 9p | B+2 | 234 | 1990-02-16 | NEC Cup, 10th | Semifinal | | 44 | Kato Masao | 9p | Ishida Yoshio | 9p | B+R | 225 | 1993-03-07 | NHK Cup, 40th | Semifinal - 1 | | 45 | Kato Masao | 9p | Ishida Yoshio | 9p | B+5.5 | 241 | 1995-11-16 | Oza, 44th | Preliminaries, 3-1 | | 46 | Ishida Yoshio | 9p | Kato Masao | 9p | W+R | 178 | 1999-05-12 | Oza, 47th | 1-06 | | 47 | Ishigure Ikuro | 9p | Kato Masao | 9p | W+R | 156 | 1986-03-13 | Tengen, 11th | 1-06 | | 48 | Ishigure Ikuro | 9p | Kato Masao | 9p | W+R | 204 | 1991-06-13 | Tengen, 17th | Quaterfinal - 2 | | 49 | Kato Masao | 7p | Ishii Kunio | 8p | B+R | 165 | 1972-05-25 | Oteai, 1972 | | | 50 | Ishii Kunio | 8p | Kato Masao | 8p | W+0.5 | 300 | 1974-04-25 | Honinbo, 29th | League, game 24 | | 51 | Kato Masao | 8p | Ishii Kunio | 8p | B+R | 135 | 1975-03-13 | Honinbo, 30th | League, game 17 | | 52 | Kato Masao | 9p | Ishii Kunio | 9p | B+R | 137 | 1983-03-10 | Gosei, 08th | 2-6 | | 53 | Ishii Kunio | 9p | Kato Masao | 9p | W+R | 136 | 1983-07-14 | Meijin, 08th | League, game 30 | | 54 | Kato Masao | 9p | Ishii Kunio | 9p | W+2 | 221 | 1990-10-02 | Kisei, 16th | Qualifications, Group 2, Final | | 55 | Ishii Kunio | 9p | Kato Masao | 9p | W+R | 164 | 1992-06-18 | Kisei, 17th | Meidan, Final 9 dan | | 56 | Ishii Mamoru | 6p | Kato Masao | 8p | W+R | 118 | 1968-01-01 | Oteai, 1968 | | | 57 | Ishii Mamoru | 6p | Kato Masao | 5p | W+R | 174 | 1968-12-05 | Prime Minister's Cup, 13th | Preliminaries | | 58 | Ishii Mamoru | 6p | Kato Masao | 7p | W+R | 204 | 1971-03-17 | Prime Minister's Cup, 15th | Preliminaries | | 59 | Ishii Shinzo | 9p | Kato Masao | 9p | W+R | 164 | 1976-08-26 | Oza, 24th | Round 2 | | 60 | Ito Makoto | 5p | Kato Masao | 7p | W+3 | 225 | 1971-06-03 | Oteai, 1971 | | | 61 | Iwamoto Kaoru | 9p | Kato Masao | 8p | W+R | 214 | 1976-01-07 | Oza, 24th | 1/8 Final - 7 | | 62 | Iwata Tatsuaki | 9p | Kato Masao | 8p | B+R | 143 | 1974-07-11 | Judan, 13th | 1-06 | | 63 | Kato Masao | 9p | Iwata Tatsuaki | 9p | W+4.5 | 264 | 1981-05-14 | Judan, 20th | Winners' Section, Round 1 | | 64 | Iwata Tatsuaki | 9p | Kato Masao | 9p | B+3.5 | 274 | 1981-12-24 | Honinbo, 37th | League, game 06 | | 65 | Kato Masao | 9p | Iwata Tatsuaki | 9p | B+R | 197 | 1984-02-23 | Gosei, 09th | Round 2 | | 66 | Iwata Tatsuaki | 9p | Kato Masao | 9p | W+9.5 | 250 | 1984-06-28 | Judan, 23rd | Winners' Section, Round 1 | | 67 | Iwata Tatsuaki | 9p | Kato Masao | 9p | W+R | 160 | 1997-04-24 | Gosei, 22nd | Quaterfinal - 2 | | 68 | Kato Masao | 9p | Jiang Zhujiu | 8p | W+R | 252 | 1987-05-26 | China-Japan Go Exchange, 15th | Round 4 | | 69 | Kato Masao | 8p | Kada Katsuji | 9p | B+7.5 | 217 | 1975-01-13 | Honinbo, 30th | League, game 08 | | 70 | Kada Katsuji | 9p | Kato Masao | 9p | W+R | 204 | 1981-01-22 | Gosei, 06th | 2 | | 71 | Kado Hayato | 4p | Kato Masao | 4p | W+R | 194 | 1967-10-18 | Oteai, 1967 | | | 72 | Kaji Kazutame | 6p | Kato Masao | 7p | W+R | 188 | 1972-10-12 | Oteai, 1972 | | | 73 | Kato Masao | 8p | Kajiwara Takeo | 9p | B+14.5 | 262 | 1975-01-30 | Pro Best Ten, 12th | Quaterfinal | | 74 | Kato Masao | 8p | Kajiwara Takeo | 9p | B+6 | 272 | 1977-04-21 | Meijin, 02nd | League, game 19 | | 75 | Kato Masao | 9p | Kamimura Haruo | 8p | B+1.5 | 253 | 1985-08-22 | Kisei, 10th | Round 1-2 | | 76 | Kamimura Haruo | 9p | Kato Masao | 9p | B+6.5 | 279 | 2004-08-06 | Ryusei Cup, 13th | F 6 | | 77 | Kamimura Kunio | 6p | Kato Masao | 7p | B+7 | 280 | 1972-09-28 | Oteai, 1972 | | | 78 | Kamimura Kunio | 8p | Kato Masao | 9p | B+R | 201 | 1989-06-01 | Meijin, 14th | League, game 25 | | 79 | Kato Masao | 9p | Kamimura Kunio | 8p | B+R | 67 | 1989-08-10 | Kisei, 14th | 1-01 | | 80 | Kanashima Tadashi | 9p | Kato Masao | 9p | W+R | 190 | 1994-05-26 | Gosei, 19th | Semifinal - 2 | | 81 | Kano Yoshinori | 9p | Kato Masao | 6p | W+R | 170 | 1970-02-05 | Honinbo, 25th | League, game 05 | | 82 | Kato Masao | 9p | Kataoka Satoshi | 5p | B+4,5 | 247 | 1979-11-21 | Tengen, 05th | Title match, game 1 | | 83 | Kataoka Satoshi | 5p | Kato Masao | 9p | W+R | 242 | 1979-11-28 | Tengen, 05th | Title match, game 2 | | 84 | Kato Masao | 9p | Kataoka Satoshi | 5p | B+R | 125 | 1979-12-05 | Tengen, 05th | Title match, game 3 | | 85 | Kato Masao | 9p | Kataoka Satoshi | 7p | B+6.5 | 271 | 1982-11-04 | Tengen, 08th | Title match, game 1 | | 86 | Kataoka Satoshi | 7p | Kato Masao | 9p | B+0.5 | 253 | 1982-11-17 | Tengen, 08th | Title match, game 2 | | 87 | Kato Masao | 9p | Kataoka Satoshi | 7p | B+2.5 | 214 | 1982-12-03 | Tengen, 08th | Title match, game 3 | | 88 | Kataoka Satoshi | 7p | Kato Masao | 9p | B+R | 195 | 1982-12-13 | Tengen, 08th | Title match, game 4 | | 89 | Kataoka Satoshi | 7p | Kato Masao | 9p | B+0.5 | 233 | 1982-12-27 | Tengen, 08th | Title match, game 5 | | 90 | Kato Masao | 9p | Kataoka Satoshi | 9p | W+R | 198 | 1988-11-17 | Honinbo, 44th | League, game 08 | | 91 | Kato Masao | 9p | Kataoka Satoshi | 9p | B+R | 137 | 1991-12-17 | Honinbo, 47th | League, game 12 | | 92 | Kato Masao | 9p | Kataoka Satoshi | 9p | B+R | 187 | 1992-12-10 | Meijin, 18th | League, game 03 | | 93 | Kataoka Satoshi | 9p | Kato Masao | 9p | W+1.5 | 260 | 1993-05-31 | Ryusei Cup, 03rd | Block B, Game 22 | | 94 | Kataoka Satoshi | 9p | Kato Masao | 9p | W+R | 216 | 1993-07-22 | Oza, 41st | Quaterfinal - 3 | | 95 | Kataoka Satoshi | 9p | Kato Masao | 9p | W+2.5 | 249 | 1993-08-16 | Meijin, 18th | Demotion playoff | | 96 | Kataoka Satoshi | 9p | Kato Masao | 9p | W+1.5 | 242 | 1994-07-07 | Meijin, 19th | League, game 30 | | 97 | Kato Masao | 9p | Kataoka Satoshi | 9p | B+R | 225 | 1994-11-10 | Honinbo, 50th | League, game 05 | | 98 | Kato Masao | 9p | Kataoka Satoshi | 9p | B+R | 137 | 1995-05-18 | Meijin, 20th | League, game 23 | | 99 | Kataoka Satoshi | 9p | Kato Masao | 9p | W+R | 256 | 1995-10-05 | Honinbo, 51st | League, game 01 | | 100 | Kato Masao | 9p | Kataoka Satoshi | 9p | B+R | 209 | 1996-07-04 | Meijin, 21st | League, game 30 |
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