| # | date | event | round | opponent (color) | result | #mv | sgf |
|---|---|---|---|---|---|---|---|
| 1 | 1968-12-04 | 25th Honinbo | 1st Preliminary | Sakai Masanori (W) | B+R | 213 | sgf |
| 2 | 1968-12-11 | 25th Honinbo | 1st Preliminary | Watanabe Reiji (B) | W+R | 186 | sgf |
| 3 | 1969-12-03 | 26th Honinbo | 1st Preliminary | Nagahara Yoshiaki (W) | B+R | 139 | sgf |
| 4 | 1969-12-10 | 26th Honinbo | 1st Preliminary | Nakamura Hidehito (W) | W+7.5 | 297 | sgf |
| 5 | 1970-12-02 | 27th Honinbo | 1st Preliminary | Yamamoto Yutaka (B) | W+R | 244 | sgf |
| 6 | 1970-12-09 | 27th Honinbo | 1st Preliminary | Asano Hideaki (W) | W+6.5 | 268 | sgf |
| 7 | 1972 | 28th Honinbo | 2nd Preliminary | Kada Katsuji (W) | B+9.5 | 201 | sgf |
| 8 | 1972-04-13 | 28th Honinbo | 2nd Preliminary | Takeda Hakuai (B) | W+R | 128 | sgf |
| 9 | 1972-06-20 | 28th Honinbo | 2nd Preliminary | Kobayashi Koichi (W) | W+R | 164 | sgf |
| 10 | 1973-04-19 | 29th Honinbo | 2nd Preliminary | Fukui Masaaki (W) | B+R | 183 | sgf |
| 11 | 1973-06-14 | 29th Honinbo | 2nd Preliminary | Sato Kaoru (B) | W+2.5 | 260 | sgf |
| 12 | 1973-07-05 | 29th Honinbo | 2nd Preliminary | Seo Hisashi (B) | W+R | 172 | sgf |
| 13 | 1973-07-26 | 29th Honinbo | 3rd Preliminary | Ishigure Ikuro (B) | W+R | 96 | sgf |
| 14 | 1973-10-04 | 29th Honinbo | 3rd Preliminary | Hashimoto Utaro (W) | W+R | 172 | sgf |
| 15 | 1974-09-12 | 30th Honinbo | 3rd Preliminary | Kojima Takaho (B) | B+R | 95 | sgf |
| 16 | 1975-05-21 | 31st Honinbo | 2nd Preliminary | Kusunoki Teruko (B) | W+2.5 | 247 | sgf |
| 17 | 1975-07-03 | 31st Honinbo | 2nd Preliminary | Kuwahara Munehisa (B) | W+R | 134 | sgf |
| 18 | 1975-07-16 | 31st Honinbo | 2nd Preliminary | Ezura Yuichi (W) | B+2.5 | 275 | sgf |
| 19 | 1975-09-11 | 31st Honinbo | 3rd Preliminary | Takagi Shoichi (W) | B+R | 93 | sgf |
| 20 | 1975-10-02 | 31st Honinbo | 3rd Preliminary | Shimamura Toshihiro (W) | W+R | 224 | sgf |
| 21 | 1976-04-15 | 32nd Honinbo | 2nd Preliminary | Iwata Hajime (B) | W+R | 142 | sgf |
| 22 | 1976-07-08 | 32nd Honinbo | 2nd Preliminary | Kamimura Kunio (W) | B+R | 117 | sgf |
| 23 | 1976-08-05 | 32nd Honinbo | 3rd Preliminary | Awaji Shuzo (B) | W+0.5 | 256 | sgf |
| 24 | 1976-10-14 | 32nd Honinbo | 3rd Preliminary | Hane Yasumasa (B) | B+2.5 | 223 | sgf |
| 25 | 1977-04-21 | 33rd Honinbo | 2nd Preliminary | Matsumoto Tokuji (W) | W+R | 208 | sgf |
| 26 | 1978-03-30 | 34th Honinbo | 2nd Preliminary | Ito Tomoe (W) | B+R | 137 | sgf |
| 27 | 1978-04-13 | 34th Honinbo | 2nd Preliminary | Takagawa Kaku (B) | W+R | 212 | sgf |
| 28 | 1978-08-03 | 34th Honinbo | 3rd Preliminary | Sato Masaharu (W) | B+R | 159 | sgf |
| 29 | 1978-08-31 | 34th Honinbo | 3rd Preliminary | Tokimoto Hajime (W) | B+R | 137 | sgf |
| 30 | 1978-11-16 | 34th Honinbo | 3rd Preliminary, Final | Takagi Shoichi (W) | W+R | 206 | sgf |
| 31 | 1979-09-20 | 35th Honinbo | 3rd Preliminary | Hashimoto Shoji (W) | B+4.5 | 231 | sgf |
| 32 | 1979-10-25 | 35th Honinbo | 3rd Preliminary | Shimamura Toshihiro (W) | B+ | 171 | sgf |
| 33 | 1979-11-01 | 35th Honinbo | 3rd Preliminary, Final | Ishida Akira (W) | B+4.5 | 252 | sgf |
| 34 | 1979-11-29 | 35th Honinbo | League | Sakata Eio (B) | B+R | 185 | sgf |
| 35 | 1979-12-06 | 35th Honinbo | League | Ishida Yoshio (W) | B+R | 205 | sgf |
| 36 | 1980-02-28 | 35th Honinbo | League | Kobayashi Koichi (W) | B+R | 215 | sgf |
| 37 | 1980-03-13 | 35th Honinbo | League | Takemiya Masaki (B) | B+2.5 | 262 | sgf |
| 38 | 1980-03-20 | 35th Honinbo | League | Rin Kaiho (W) | B+2.5 | 236 | sgf |
| 39 | 1980-04-03 | 35th Honinbo | League | Shiraishi Yutaka (W) | B+R | 101 | sgf |
| 40 | 1980-04-17 | 35th Honinbo | League | Fujisawa Hosai (B) | W+8.5 | 241 | sgf |
| 41 | 1980-12-04 | 36th Honinbo | League | Honda Kunihisa (B) | W+R | 160 | sgf |
| 42 | 1981-01-12 | 36th Honinbo | League | Sakai Takeshi (W) | B+R | 151 | sgf |
| 43 | 1981-01-29 | 36th Honinbo | League | Rin Kaiho (B) | W+7.5 | 312 | sgf |
| 44 | 1981-02-26 | 36th Honinbo | League | Sakata Eio (W) | B+R | 177 | sgf |
| 45 | 1981-03-26 | 36th Honinbo | League | Kato Masao (W) | B+R | 267 | sgf |
| 46 | 1981-04-16 | 36th Honinbo | League | Hashimoto Shoji (B) | W+R | 210 | sgf |
| 47 | 1981-05-07 | 36th Honinbo | League | Shiraishi Yutaka (W) | B+R | 99 | sgf |
| 48 | 1981-05-26,27 | 36th Honinbo Title | Game 1 | Takemiya Masaki (B) | W+R | 144 | sgf |
| 49 | 1981-06-03,04 | 36th Honinbo Title | Game 2 | Takemiya Masaki (W) | B+R | 195 | sgf |
| 50 | 1981-06-16,17 | 36th Honinbo Title | Game 3 | Takemiya Masaki (B) | W+3.5 | 233 | sgf |
| 51 | 1981-06-23,24 | 36th Honinbo Title | Game 4 | Takemiya Masaki (W) | W+R | 228 | sgf |
| 52 | 1981-07-08,09 | 36th Honinbo Title | Game 5 | Takemiya Masaki (B) | B+R | 183 | sgf |
| 53 | 1981-07-15,16 | 36th Honinbo Title | Game 6 | Takemiya Masaki (W) | B+3.5 | 221 | sgf |
| 54 | 1982-05-26,27 | 37th Honinbo Title | Game 1 | Kobayashi Koichi (W) | W+R | 126 | sgf |
| 55 | 1982-06-03,04 | 37th Honinbo Title | Game 2 | Kobayashi Koichi (B) | W+3.5 | 267 | sgf |
| 56 | 1982-06-16,17 | 37th Honinbo Title | Game 3 | Kobayashi Koichi (W) | W+4.5 | 227 | sgf |
| 57 | 1982-06-30,07-01 | 37th Honinbo Title | Game 4 | Kobayashi Koichi (B) | W+11.5 | 267 | sgf |
| 58 | 1982-07-08,09 | 37th Honinbo Title | Game 5 | Kobayashi Koichi (W) | B+4.5 | 212 | sgf |
| 59 | 1982-07-21,22 | 37th Honinbo Title | Game 6 | Kobayashi Koichi (B) | W+R | 152 | sgf |
| 60 | 1983-05-16,17 | 38th Honinbo Title | Game 1 | Rin Kaiho (B) | W+R | 190 | sgf |
| 61 | 1983-05-25,26 | 38th Honinbo Title | Game 2 | Rin Kaiho (W) | B+R | 191 | sgf |
| 62 | 1983-06-08,09 | 38th Honinbo Title | Game 3 | Rin Kaiho (B) | W+7.5 | 252 | sgf |
| 63 | 1983-06-22,23 | 38th Honinbo Title | Game 4 | Rin Kaiho (W) | W+R | 232 | sgf |
| 64 | 1983-06-29,30 | 38th Honinbo Title | Game 5 | Rin Kaiho (B) | B+R | 249 | sgf |
| 65 | 1983-07-14,15 | 38th Honinbo Title | Game 6 | Rin Kaiho (W) | W+R | 152 | sgf |
| 66 | 1983-07-27,28 | 38th Honinbo Title | Game 7 | Rin Kaiho (B) | B+R | 229 | sgf |
| 67 | 1983-10-27 | 39th Honinbo | League | Takemiya Masaki (B) | B+R | 133 | sgf |
| 68 | 1983-11-10 | 39th Honinbo | League | Iwata Tatsuaki (W) | W+R | 154 | sgf |
| 69 | 1983-12-15 | 39th Honinbo | League | Takagi Shoichi (W) | W+R | 136 | sgf |
| 70 | 1984-01-19 | 39th Honinbo | League | Yamashiro Hiroshi (W) | W+R | 142 | sgf |
| 71 | 1984-02-08 | 39th Honinbo | League | Sakata Eio (B) | B+R | 145 | sgf |
| 72 | 1984-03-29 | 39th Honinbo | League | Awaji Shuzo (B) | B+R | 113 | sgf |
| 73 | 1984-04-12 | 39th Honinbo | League | Kobayashi Koichi (W) | B+5.5 | 245 | sgf |
| 74 | 1984-07-19 | 40th Honinbo | 3rd Preliminary | Sonoda Yuichi (W) | B+R | 135 | sgf |
| 75 | 1984-08-16 | 40th Honinbo | 3rd Preliminary | Kada Katsuji (W) | W+3.5 | 229 | sgf |
| 76 | 1985-06-20 | 41st Honinbo | 3rd Preliminary | Oyama Kunio (B) | W+2.5 | 214 | sgf |
| 77 | 1985-08-08 | 41st Honinbo | 3rd Preliminary | Magari Reiki (B) | W+R | 216 | sgf |
| 78 | 1985-09-05 | 41st Honinbo | 3rd Preliminary, Final | Iwata Tatsuaki (W) | B+R | 199 | sgf |
| 79 | 1985-10-31 | 41st Honinbo | League | Awaji Shuzo (B) | B+R | 167 | sgf |
| 80 | 1985-11-14 | 41st Honinbo | League | Rin Kaiho (W) | B+0.5 | 275 | sgf |
| 81 | 1985-12-26 | 41st Honinbo | League | Yamashiro Hiroshi (B) | W+1.5 | 228 | sgf |
| 82 | 1986-02-23 | 41st Honinbo | League | Kobayashi Koichi (B) | W+0.5 | 196 | sgf |
| 83 | 1986-03-05 | 41st Honinbo | League | Kataoka Satoshi (W) | B+2.5 | 292 | sgf |
| 84 | 1986-03-26 | 41st Honinbo | League | Sugiuchi Masao (W) | W+R | 208 | sgf |
| 85 | 1986-04-10 | 41st Honinbo | League | O Meien (W) | B+3.5 | 220 | sgf |
| 86 | 1986-10-30 | 42nd Honinbo | League | Kato Masao (B) | W+1.5 | 306 | sgf |
| 87 | 1986-11-20 | 42nd Honinbo | League | Sakata Eio (W) | B+R | 209 | sgf |
| 88 | 1986-12-11 | 42nd Honinbo | League | Rin Kaiho (B) | W+R | 186 | sgf |
| 89 | 1987-01-15 | 42nd Honinbo | League | Otake Hideo (B) | W+1.5 | 227 | sgf |
| 90 | 1987-02-12 | 42nd Honinbo | League | Yamashiro Hiroshi (W) | W+0.5 | 234 | sgf |
| 91 | 1987-03-19 | 42nd Honinbo | League | Kobayashi Koichi (W) | W+R | 174 | sgf |
| 92 | 1987-04-16 | 42nd Honinbo | League | O Rissei (W) | W+1.5 | 273 | sgf |
| 93 | 1987-10-08 | 43rd Honinbo | League | Otake Hideo (W) | W+2.5 | 190 | sgf |
| 94 | 1987-11-12 | 43rd Honinbo | League | Kobayashi Koichi (W) | B+7.5 | 230 | sgf |
| 95 | 1987-12-17 | 43rd Honinbo | League | Rin Kaiho (B) | B+R | 123 | sgf |
| 96 | 1988-01-07 | 43rd Honinbo | League | Kato Masao (B) | B+R | 169 | sgf |
| 97 | 1988-02-04 | 43rd Honinbo | League | Sato Sunao (B) | W+R | 174 | sgf |
| 98 | 1988-03-17 | 43rd Honinbo | League | Takagi Shoichi (W) | W+R | 202 | sgf |
| 99 | 1988-04-21 | 43rd Honinbo | League | Yamashiro Hiroshi (W) | W+R | 162 | sgf |
| 100 | 1988-06-02 | 44th Honinbo | 3rd Preliminary | O Rissei (B) | W+R | 174 | sgf |
| 101 | 1988-06-30 | 44th Honinbo | 3rd Preliminary | Shiraishi Yutaka (W) | B+R | 193 | sgf |
| 102 | 1988-07-28 | 44th Honinbo | 3rd Preliminary, Final | Sakai Takeshi (W) | B+7.5 | 283 | sgf |
| 103 | 1988-10-13 | 44th Honinbo | League | Kojima Takaho (B) | W+R | 218 | sgf |
| 104 | 1988-11-10 | 44th Honinbo | League | Yamashiro Hiroshi (B) | W+R | 260 | sgf |
| 105 | 1989-01-12 | 44th Honinbo | League | Hane Yasumasa (W) | B+R | 173 | sgf |
| 106 | 1989-01-26 | 44th Honinbo | League | Otake Hideo (B) | B+4.5 | 247 | sgf |
| 107 | 1989-02-23 | 44th Honinbo | League | Kato Masao (W) | B+R | 143 | sgf |
| 108 | 1989-03-30 | 44th Honinbo | League | Kobayashi Koichi (W) | W+R | 158 | sgf |
| 109 | 1989-04-13 | 44th Honinbo | League | Kataoka Satoshi (B) | W+0.5 | 259 | sgf |
| 110 | 1989-04-24 | 44th Honinbo | League Playoff | Otake Hideo (B) | W+R | 158 | sgf |
| 111 | 1989-05-12,13 | 44th Honinbo Title | Game 1 | Takemiya Masaki (W) | B+R | 229 | sgf |
| 112 | 1989-05-29,30 | 44th Honinbo Title | Game 2 | Takemiya Masaki (B) | W+R | 210 | sgf |
| 113 | 1989-06-07,08 | 44th Honinbo Title | Game 3 | Takemiya Masaki (W) | B+R | 221 | sgf |
| 114 | 1989-06-15,16 | 44th Honinbo Title | Game 4 | Takemiya Masaki (B) | W+R | 178 | sgf |
| 115 | 1990-05-11,12 | 45th Honinbo Title | Game 1 | Kobayashi Koichi (B) | W+R | 160 | sgf |
| 116 | 1990-05-28,29 | 45th Honinbo Title | Game 2 | Kobayashi Koichi (W) | W+R | 176 | sgf |
| 117 | 1990-06-07,08 | 45th Honinbo Title | Game 3 | Kobayashi Koichi (B) | B+0.5 | 210 | sgf |
| 118 | 1990-06-19,20 | 45th Honinbo Title | Game 4 | Kobayashi Koichi (W) | W+R | 98 | sgf |
| 119 | 1990-07-09,10 | 45th Honinbo Title | Game 5 | Kobayashi Koichi (B) | W+7.5 | 269 | sgf |
| 120 | 1990-07-18,19 | 45th Honinbo Title | Game 6 | Kobayashi Koichi (W) | B+6.5 | 221 | sgf |
| 121 | 1990-07-25,26 | 45th Honinbo Title | Game 7 | Kobayashi Koichi (B) | W+3.5 | 230 | sgf |
| 122 | 1991-05-10,11 | 46th Honinbo Title | Game 1 | Kobayashi Koichi (W) | W+R | 148 | sgf |
| 123 | 1991-05-27,28 | 46th Honinbo Title | Game 2 | Kobayashi Koichi (B) | B+4.5 | 212 | sgf |
| 124 | 1991-06-07,08 | 46th Honinbo Title | Game 3 | Kobayashi Koichi (W) | B+10.5 | 234 | sgf |
| 125 | 1991-06-27,28 | 46th Honinbo Title | Game 4 | Kobayashi Koichi (B) | W+5.5 | 292 | sgf |
| 126 | 1991-07-03,04 | 46th Honinbo Title | Game 5 | Kobayashi Koichi (W) | B+3.5 | 237 | sgf |
| 127 | 1991-07-17,18 | 46th Honinbo Title | Game 6 | Kobayashi Koichi (B) | W+R | 212 | sgf |
| 128 | 1992-05-15,16 | 47th Honinbo Title | Game 1 | Kobayashi Koichi (B) | B+R | 179 | sgf |
| 129 | 1992-05-27,28 | 47th Honinbo Title | Game 2 | Kobayashi Koichi (W) | W+R | 158 | sgf |
| 130 | 1992-06-09,10 | 47th Honinbo Title | Game 3 | Kobayashi Koichi (B) | B+R | 145 | sgf |
| 131 | 1992-06-17,18 | 47th Honinbo Title | Game 4 | Kobayashi Koichi (W) | B+8.5 | 271 | sgf |
| 132 | 1992-06-25,26 | 47th Honinbo Title | Game 5 | Kobayashi Koichi (B) | W+R | 132 | sgf |
| 133 | 1992-07-08,09 | 47th Honinbo Title | Game 6 | Kobayashi Koichi (W) | B+R | 189 | sgf |
| 134 | 1992-07-22,23 | 47th Honinbo Title | Game 7 | Kobayashi Koichi (W) | B+7.5 | 217 | sgf |
| 135 | 1993-05-07,08 | 48th Honinbo Title | Game 1 | Yamashiro Hiroshi (W) | B+6.5 | 249 | sgf |
| 136 | 1993-05-24,25 | 48th Honinbo Title | Game 2 | Yamashiro Hiroshi (B) | B+3.5 | 245 | sgf |
| 137 | 1993-06-16,17 | 48th Honinbo Title | Game 3 | Yamashiro Hiroshi (W) | B+2.5 | 258 | sgf |
| 138 | 1993-06-24,25 | 48th Honinbo Title | Game 4 | Yamashiro Hiroshi (B) | W+2.5 | 218 | sgf |
| 139 | 1993-06-29,30 | 48th Honinbo Title | Game 5 | Yamashiro Hiroshi (W) | B+R | 219 | sgf |
| 140 | 1994-05-09,10 | 49th Honinbo Title | Game 1 | Kataoka Satoshi (B) | B+2.5 | 260 | sgf |
| 141 | 1994-05-25,26 | 49th Honinbo Title | Game 2 | Kataoka Satoshi (W) | B+R | 207 | sgf |
| 142 | 1994-06-09,10 | 49th Honinbo Title | Game 3 | Kataoka Satoshi (B) | W+6.5 | 258 | sgf |
| 143 | 1994-06-15,16 | 49th Honinbo Title | Game 4 | Kataoka Satoshi (W) | B+R | 163 | sgf |
| 144 | 1994-06-29,30 | 49th Honinbo Title | Game 5 | Kataoka Satoshi (B) | B+R | 231 | sgf |
| 145 | 1994-07-12,13 | 49th Honinbo Title | Game 6 | Kataoka Satoshi (W) | W+R | 196 | sgf |
| 146 | 1994-07-21,22 | 49th Honinbo Title | Game 7 | Kataoka Satoshi (W) | B+3.5 | 240 | sgf |
| 147 | 1995-05-11,12 | 50th Honinbo Title | Game 1 | Kato Masao (B) | W+3.5 | 220 | sgf |
| 148 | 1995-05-24,25 | 50th Honinbo Title | Game 2 | Kato Masao (W) | W+R | 194 | sgf |
| 149 | 1995-06-07,08 | 50th Honinbo Title | Game 3 | Kato Masao (B) | W+4.5 | 232 | sgf |
| 150 | 1995-06-19,20 | 50th Honinbo Title | Game 4 | Kato Masao (W) | B+R | 145 | sgf |
| 151 | 1995-06-26,27 | 50th Honinbo Title | Game 5 | Kato Masao (B) | W+R | 164 | sgf |
| 152 | 1996-05-13,14 | 51st Honinbo Title | Game 1 | Ryu Shikun (W) | B+8.5 | 233 | sgf |
| 153 | 1996-05-27,28 | 51st Honinbo Title | Game 2 | Ryu Shikun (B) | W+R | 162 | sgf |
| 154 | 1996-06-10,11 | 51st Honinbo Title | Game 3 | Ryu Shikun (W) | W+R | 178 | sgf |
| 155 | 1996-06-19,20 | 51st Honinbo Title | Game 4 | Ryu Shikun (B) | W+R | 190 | sgf |
| 156 | 1996-07-02,03 | 51st Honinbo Title | Game 5 | Ryu Shikun (W) | W+2.5 | 268 | sgf |
| 157 | 1996-07-16,17 | 51st Honinbo Title | Game 6 | Ryu Shikun (B) | W+4.5 | 264 | sgf |
| 158 | 1997-05-12,13 | 52nd Honinbo Title | Game 1 | Kato Masao (B) | W+R | 82 | sgf |
| 159 | 1997-05-26,27 | 52nd Honinbo Title | Game 2 | Kato Masao (W) | B+R | 181 | sgf |
| 160 | 1997-06-02,03 | 52nd Honinbo Title | Game 3 | Kato Masao (B) | W+16.5 | 226 | sgf |
| 161 | 1997-06-16,17 | 52nd Honinbo Title | Game 4 | Kato Masao (W) | B+R | 205 | sgf |
| 162 | 1998-05-21,22 | 53rd Honinbo Title | Game 1 | O Rissei (W) | B+R | 167 | sgf |
| 163 | 1998-06-01,02 | 53rd Honinbo Title | Game 2 | O Rissei (B) | W+R | 148 | sgf |
| 164 | 1998-06-11,12 | 53rd Honinbo Title | Game 3 | O Rissei (W) | W+R | 162 | sgf |
| 165 | 1998-06-22,23 | 53rd Honinbo Title | Game 4 | O Rissei (B) | W+R | 166 | sgf |
| 166 | 1998-06-29,30 | 53rd Honinbo Title | Game 5 | O Rissei (W) | W+R | 172 | sgf |
| 167 | 1998-07-13,14 | 53rd Honinbo Title | Game 6 | O Rissei (B) | W+R | 154 | sgf |
| 168 | 1999-05-12,13 | 54th Honinbo Title | Game 1 | Cho Sonjin (W) | B+6.5 | 239 | sgf |
| 169 | 1999-05-24,25 | 54th Honinbo Title | Game 2 | Cho Sonjin (B) | B+R | 203 | sgf |
| 170 | 1999-05-31,06-01 | 54th Honinbo Title | Game 3 | Cho Sonjin (W) | B+7.5 | 231 | sgf |
| 171 | 1999-06-10,11 | 54th Honinbo Title | Game 4 | Cho Sonjin (B) | B+0.5 | 284 | sgf |
| 172 | 1999-06-22,23 | 54th Honinbo Title | Game 5 | Cho Sonjin (W) | W+2.5 | 254 | sgf |
| 173 | 1999-07-05,06 | 54th Honinbo Title | Game 6 | Cho Sonjin (B) | B+R | 163 | sgf |
| 174 | 1999-10-04 | 55th Honinbo | League | Yamada Kimio (W) | B+R | 111 | sgf |
| 175 | 1999-10-28 | 55th Honinbo | League | O Meien (B) | W+R | 146 | sgf |
| 176 | 1999-11-25 | 55th Honinbo | League | Rin Kaiho (B) | B+3.5 | 275 | sgf |
| 177 | 2000-01-20 | 55th Honinbo | League | O Rissei (B) | W+R | 210 | sgf |
| 178 | 2000-02-10 | 55th Honinbo | League | Hikosaka Naoto (W) | B+R | 103 | sgf |
| 179 | 2000-03-23 | 55th Honinbo | League | Ryu Shikun (W) | W+R | 92 | sgf |
| 180 | 2000-04-03 | 55th Honinbo | League | Otake Hideo (W) | W+0.5 | 257 | sgf |
| 181 | 2000-10-02 | 56th Honinbo | League, Game 1 | Yuki Satoshi (B) | B+5.5 | 258 | sgf |
| 182 | 2000-11-16 | 56th Honinbo | League, Game 8 | Otake Hideo (W) | B+R | 203 | sgf |
| 183 | 2000-12-07 | 56th Honinbo | League, Game 10 | Hane Naoki (B) | W+1.5 | 256 | sgf |
| 184 | 2001-01-18 | 56th Honinbo | League, Game 14 | Cho U (W) | W+R | 168 | sgf |
| 185 | 2001-02-08 | 56th Honinbo | League, Game 19 | Yamada Kimio (B) | B+1.5 | 227 | sgf |
| 186 | 2001-03-08 | 56th Honinbo | League, Game 24 | Oya Koichi (W) | B+R | 169 | sgf |
| 187 | 2001-04-05 | 56th Honinbo | League, Game 26 | Cho Sonjin (W) | B+R | 191 | sgf |
| 188 | 2001-09-27 | 57th Honinbo | League | Cho U (B) | B+R | 141 | sgf |
| 189 | 2001-11-22 | 57th Honinbo | League | Cho Sonjin (W) | B+R | 203 | sgf |
| 190 | 2001-12-13 | 57th Honinbo | League | Hane Naoki (B) | W+R | 202 | sgf |
| 191 | 2002-01-24 | 57th Honinbo | League | Kato Masao (W) | W+1.5 | 271 | sgf |
| 192 | 2002-02-14 | 57th Honinbo | League | Yamada Kimio (B) | B+4.5 | 251 | sgf |
| 193 | 2002-03-07 | 57th Honinbo | League | Otake Hideo (B) | W+3.5 | 255 | sgf |
| 194 | 2002-04-04 | 57th Honinbo | League | Miyazawa Goro (W) | B+R | 141 | sgf |
| 195 | 2002-10-07 | 58th Honinbo | League | Rin Kaiho (B) | W+1.5 | 233 | sgf |
| 196 | 2002-11-25 | 58th Honinbo | League | Ryu Shikun (W) | W+R | 144 | sgf |
| 197 | 2002-12-02 | 58th Honinbo | League | Cho U (W) | W+R | 98 | sgf |
| 198 | 2003-01-23 | 58th Honinbo | League | Yamashita Keigo (B) | B+R | 103 | sgf |
| 199 | 2003-02-13 | 58th Honinbo | League | Cho Sonjin (B) | B+R | 169 | sgf |
| 200 | 2003-03-06 | 58th Honinbo | League | O Meien (B) | B+R | 149 | sgf |
| 201 | 2003-04-03 | 58th Honinbo | League | Kobayashi Koichi (W) | B+5.5 | 291 | sgf |
| 202 | 2003-05-08 | 59th Honinbo | Last Preliminary, Round 2 | Nakamura Shinya (?) | |||
| 203 | 2003-07-17 | 59th Honinbo | Last Preliminary, Round 3 | Nakaonoda Tomomi (B) | W+5.5 | 211 | sgf |
| 204 | 2003-09-11 | 59th Honinbo | Last Preliminary, Final | Mimura Tomoyasu (B) | B+R | ||
| 205 | 2004-01-29 | 60th Honinbo | Preliminary A | Shirae Haruhiko (?) | |||
| 206 | 2004-02-19 | 60th Honinbo | Preliminary A, Final | Ogaki Yasuku (?) | |||
| 207 | 2005-01-20 | 61st Honinbo | Preliminary A | Tanimiya Teiji (?) | |||
| 208 | 2005-03-10 | 61st Honinbo | Preliminary A, Final | Kojima Takaho (?) | |||
| 209 | 2006-05-04 | 62nd Honinbo | Last Preliminary, Round 0 | Anzai Nobuaki (W) | B+3.5 | 257 | sgf |
| 210 | 2006-06-01 | 62nd Honinbo | Last Preliminary, Round 1 | Han Zenki (B) | W+R | 200 | sgf |
| 211 | 2006-07-27 | 62nd Honinbo | Last Preliminary, Round 2 | Nakamura Shinya (W) | B+R | 221 | sgf |
| 212 | 2006-08-17 | 62nd Honinbo | Last Preliminary, Final | Kobayashi Satoru (W) | W+R | 242 | sgf |
| 213 | 2007-05-03 | 63rd Honinbo | Last Preliminary, Round 1 | Chin Kaei (B) | W+R | 252 | sgf |
| 214 | 2007-05-31 | 63rd Honinbo | Last Preliminary, Round 2 | Kanda Ei (B) | W+R | 158 | sgf |
| 215 | 2007-07-19 | 63rd Honinbo | Last Preliminary, Round 3 | Ryu Shikun (W) | B+8.5 | 293 | sgf |
| 216 | 2007-08-23 | 63rd Honinbo | Last Preliminary, Final | Yamashita Keigo (B) | B+R | 179 | sgf |
| 217 | 2008-05-08 | 64th Honinbo | Last Preliminary, Round 1 | Han Zenki (W) | B+2.5 | 238 | sgf |
| 218 | 2008-06-23 | 64th Honinbo | Last Preliminary, Round 2 | Cho U (W) | W+R | 184 | sgf |
| 219 | 2009-01-29 | 65th Honinbo | Preliminary A | Suzuki Ayumi (W) | B+R | 167 | sgf |
| 220 | 2009-03-05 | 65th Honinbo | Preliminary A, Final | Ishida Akira (B) | W+R | 172 | sgf |
| 221 | 2009-06-18 | 65th Honinbo | Last Preliminary, Round 1 | Komatsu Hideki (W) | B+4.5 | 289 | sgf |
| 222 | 2009-07-23 | 65th Honinbo | Last Preliminary, Round 2 | Oya Koichi (B) | B+R | 167 | sgf |
| 223 | 2010-02-18 | 66th Honinbo | Preliminary A | Matsubara Taisei (W) | B+R | 167 | sgf |
| 224 | 2010-03-18 | 66th Honinbo | Preliminary A, Final | Yamada Shinji (B) | W+2.5 | 287 | sgf |
| 225 | 2010-05-13 | 66th Honinbo | Last Preliminary, Round 1 | Takemiya Masaki (W) | B+2.5 | 155 | sgf |
| 226 | 2010-06-24 | 66th Honinbo | Last Preliminary, Round 2 | Suzuki Shinji (B) | B+1.5 | 211 | sgf |
| 227 | 2011-02-10 | 67th Honinbo | Preliminary A | Seki Tatsuya (W) | B+0.5 | 229 | sgf |
| 228 | 2011-03-03 | 67th Honinbo | Preliminary A, Final | Kato Atsushi (W) | W+R | 128 | sgf |
| 229 | 2012-03-08 | 68th Honinbo | Preliminary A | Ando Kazushige (W) | B+R | 103 | sgf |
| 230 | 2012-04-19 | 68th Honinbo | Preliminary A, Final | Kato Atsushi (W) | W+1.5 | 261 | sgf |
| 231 | 2013-03-07 | 69th Honinbo | Preliminary A | Yamada Shinji (B) | W+R | 188 | sgf |
| 232 | 2013-04-11 | 69th Honinbo | Preliminary A, Final | Oba Junya (W) | B+R | 113 | sgf |
| 233 | 2013-06-20 | 69th Honinbo | Last Preliminary, Round 1 | Muramatsu Hiroki (W) | B+R | 161 | sgf |
| 234 | 2013-08-01 | 69th Honinbo | Last Preliminary, Round 2 | Imamura Toshiya (W) | W+R | 132 | sgf |
| 235 | 2014-03-27 | 70th Honinbo | Preliminary A | Kanazawa Makoto (B) | W+R | 214 | sgf |
| 236 | 2014-04-24 | 70th Honinbo | Preliminary A, Final | Hirata Tomoya (B) | B+0.5 | 256 | sgf |
| 237 | 2015-05-21 | 71st Honinbo | Preliminary A | Komatsu Hideki (W) | B+R | 109 | sgf |
| 238 | 2015-07-09 | 71st Honinbo | Preliminary A, Final | Rin Kanketsu (B) | B+R | 233 | sgf |
| 239 | 2016-02-18 | 72nd Honinbo | Preliminary A | Cho Riyu (W) | W+R | 160 | sgf |
| 240 | 2017-01-26 | 73rd Honinbo | Preliminary B, Final | Xie Yimin (W) | B+6.5 | 267 | sgf |
| 241 | 2017-02-23 | 73rd Honinbo | Preliminary A | Onishi Ryuhei (B) | W+R | 234 | sgf |
| 242 | 2017-03-30 | 73rd Honinbo | Preliminary A, Final | So Yokoku (W) | W+R | 178 | sgf |
| 243 | 2018-04-26 | 74th Honinbo | Preliminary A | Sakai Takeshi (B) | B+R | 143 | sgf |
| 244 | 2018-12-06 | 75th Honinbo | Preliminary B, Final | Kanda Ei (B) | W+R | 114 | sgf |
| 245 | 2019-03-07 | 75th Honinbo | Preliminary A | Kurotaki Masaki (B) | W+R | 154 | sgf |
| 246 | 2019-05-16 | 75th Honinbo | Preliminary A, Final | Shuto Shun (W) | W+R | 180 | sgf |
| 247 | 2020-03-05 | 76th Honinbo | Preliminary A | O Meien (W) | W+R | 188 | sgf |
| 248 | 2020-12-07 | 77th Honinbo | Preliminary B, Final | Miyazawa Goro (B) | B+0.5 | 288 | sgf |
| 249 | 2021-10-25 | 78th Honinbo | Preliminary C | Takei Taishin (W) | W+0.5 | 239 | sgf |
| 250 | 2023-06-01 | 79th Honinbo | Preliminary C | Seki Tatsuya (?) | |||
| 251 | 2023-07-06 | 79th Honinbo | Preliminary C, Final | Kubo Hideo (?) | |||
| 252 | 2023-07-20 | 79th Honinbo | Preliminary B | Chinen Kaori (?) | |||
| 253 | 2023-08-10 | 79th Honinbo | Preliminary B, Final | Yokota Hinano (?) | |||
| 254 | 2023-10-23 | 79th Honinbo | Preliminary A | Tanaka Yuki (W) | B+1.5 | 294 | sgf |
| 255 | 2023-11-27 | 79th Honinbo | Preliminary A, Final | Koyama Kuya (W) | W+1.5 | 231 | sgf |
| 256 | 2024-07-08 | 80th Honinbo | Preliminary B | Seki Tatsuya (?) | |||
| 257 | 2025-06-05 | 81st Honinbo | Preliminary C, Final | Kuwabara Itsuki (B) | B+R | 183 | sgf |