Games of Cho Chikun in the Gosei
| Nr. | Date & Opponent | Event & Result | Mvs |
|---|---|---|---|
| 1 | 1975-11-27 Yamabe Toshiro | 1st Gosei, League qualification tournament (W, W+R) | 216 |
| 2 | 1975-12-18 Shimamura Toshihiro | 1st Gosei League (W, B+R) | 179 |
| 3 | 1976-01-08 Fujisawa Hosai | 1st Gosei League (W, W+R) | 206 |
| 4 | 1976-02-19 Kobayashi Koichi | 1st Gosei League (B, W+R) | 116 |
| 5 | 1976-02-26 Kato Masao | 1st Gosei League (B, W+R) | 148 |
| 6 | 1978-10-05 Kobayashi Koichi | 4th Gosei, Preliminaries (W, W+6.5) | |
| 7 | 1979-04-05 Hane Yasumasa | 4th Gosei League (B, B+R) | 169 |
| 8 | 1979-04-18 Kudo Norio | 4th Gosei League (W, W+2.5) | 258 |
| 9 | 1979-06-07 Sakata Eio | 4th Gosei League (B, B+R) | 255 |
| 10 | 1979-06-14 Ishida Yoshio | 4th Gosei League (W, W+R) | 260 |
| 11 | 1979-07-18 Otake Hideo | 4th Gosei Final, Game 1 (B, B+R) | 159 |
| 12 | 1979-08-01 Otake Hideo | 4th Gosei Final, Game 2 (W, W+R) | 180 |
| 13 | 1979-08-10 Otake Hideo | 4th Gosei Final, Game 3 (B, B+R) | 245 |
| 14 | 1980-07-23 Otake Hideo | 5th Gosei Final, Game 1 (B, B+4.5) | 248 |
| 15 | 1980-08-01 Otake Hideo | 5th Gosei Final, Game 2 (W, B+1.5) | 283 |
| 16 | 1980-08-19 Otake Hideo | 5th Gosei Final, Game 3 (B, W+R) | 238 |
| 17 | 1980-08-27 Otake Hideo | 5th Gosei Final, Game 4 (W, B+R) | 167 |
| 18 | 1981-04-09 Hisajima Kunio | 6th Gosei, Round 2 (B, B+R) | 129 |
| 19 | 1981-04-30 Hashimoto Shoji | 6th Gosei, Challengers' quarter-final (B, W+R) | 270 |
| 20 | 1981-11-12 Shiraishi Yutaka | 7th Gosei, Round 1 (W, W+R) | 140 |
| 21 | 1982-01-21 Takagawa Shukaku | 7th Gosei, Round 2 (B, B+R) | 217 |
| 22 | 1982-04-22 Ishii Shinzo | 7th Gosei, Challengers' Quarter-final (B, B+5.5) | 332 |
| 23 | 1982-05-20 Takemiya Masaki | 7th Gosei, Challengers' Semi-final (W, W+R) | 224 |
| 24 | 1982-05-31 Kobayashi Koichi | 7th Gosei, Challengers' Final, Game 1 (W, W+2.5) | 233 |
| 25 | 1982-06-10 Kobayashi Koichi | 7th Gosei, Challengers' Final, Game 2 (B, B+6.5) | 227 |
| 26 | 1982-07-14 Otake Hideo | 7th Gosei Final, Game 1 (B, W+R) | 102 |
| 27 | 1982-08-08 Otake Hideo | 7th Gosei Final, Game 2 (W, B+R) | 163 |
| 28 | 1982-08-18 Otake Hideo | 7th Gosei Final, Game 3 (B, B+R) | 169 |
| 29 | 1982-08-25 Otake Hideo | 7th Gosei Final, Game 4 (W, W+R) | 200 |
| 30 | 1982-09-01 Otake Hideo | 7th Gosei Final, Game 5 (B, W+R) | 216 |
| 31 | 1983-01-20 Ishida Akira | 8th Gosei, Round 2 (B, W+R) | 194 |
| 32 | 1983-12-22 Sekiyama Toshio | 9th Gosei, Round 1 (B, B+R) | 177 |
| 33 | 1984-03-22 Kobayashi Satoru | 9th Gosei, Round 2 (B, B+R) | 157 |
| 34 | 1984-04-19 Hane Yasumasa | 9th Gosei, Quarter-final (W, B+R) | 189 |
| 35 | 1984-11-01 Oyama Kunio | 10th Gosei, Round 1 (B, B+R) | 143 |
| 36 | 1985-01-24 O Rissei | 10th Gosei, Round 2 (B, B+1.5) | 266 |
| 37 | 1985-04-18 Hashimoto Shoji | 10th Gosei, Quarter-final (W, B+R) | 161 |
| 38 | 1985-11-28 Ishida Akira | 11th Gosei, Round 1 (W, W+R) | 102 |
| 39 | 1986-04-02 Shiraishi Yutaka | 11th Gosei, Round 2 (W, W+R) | 144 |
| 40 | 1986-04-24 O Rissei | 11th Gosei, Round 3 (B, B+R) | 207 |
| 41 | 1986-05-22 Honda Kunihisa | 11th Gosei, Semi-final (B, B+1.5) | 246 |
| 42 | 1986-06-12 Sonoda Yuichi | 11th Gosei, Challengers' Final (W, W+5.5) | 191 |
| 43 | 1986-07-04 Otake Hideo | 11th Gosei Final, Game 1 (W, W+R) | 196 |
| 44 | 1986-07-17 Otake Hideo | 11th Gosei Final, Game 2 (B, B+R) | 163 |
| 45 | 1986-07-23 Otake Hideo | 11th Gosei Final, Game 3 (W, W+R) | 116 |
| 46 | 1987-07-03 Kato Masao | 12th Gosei Final, Game 1 (B, B+3.5) | 182 |
| 47 | 1987-07-16 Kato Masao | 12th Gosei Final, Game 2 (W, B+1.5) | 220 |
| 48 | 1987-07-30 Kato Masao | 12th Gosei Final, Game 3 (B, W+2.5) | 236 |
| 49 | 1987-08-17 Kato Masao | 12th Gosei Final, Game 4 (W, B+R) | 255 |
| 50 | 1988-02-10 Miyazawa Goro | 13th Gosei, Round 2 (W, W+1.5) | 238 |
| 51 | 1988-05-05 Ishida Akira | 13th Gosei, Round 3 (W, B+1.5) | 249 |
| 52 | 1988-09-22 Yuki Satoshi | 14th Gosei, Round 1 (W, W+R) | 174 |
| 53 | 1989-02-02 O Meien | 14th Gosei, Round 2 (B, B+R) | 121 |
| 54 | 1989-03-16 Hane Yasumasa | 14th Gosei, Round 3 (B, B+R) | 173 |
| 55 | 1989-05-04 Ishida Yoshio | 14th Gosei, Semi-final (W, W+2.5) | 271 |
| 56 | 1989-06-22 Imamura Toshiya | 14th Gosei, Challengers' final (W, B+0.5) | 280 |
| 57 | 1990-02-01 Yamashiro Hiroshi | 15th Gosei, Round 2 (W, W+R) | 126 |
| 58 | 1990-03-22 Hane Yasumasa | 15th Gosei, Round 3 (W, B+R) | 141 |
| 59 | 1990-10-25 Nakamura Hidehito | 16th Gosei, Round 1 (B, W+4.5) | 259 |
| 60 | 1991-10-31 Yuki Satoshi | 17th Gosei, Round 1 (W, W+R) | 182 |
| 61 | 1992-03-05 Yoda Norimoto | 17th Gosei, Round 2 (W, B+3.5) | 213 |
| 62 | 1992-03-26 Shiraishi Yutaka | 17th Gosei, Round 3 (B, B+6.5) | 201 |
| 63 | 1992-04-30 Kataoka Satoshi | 17th Gosei, Round 3 (W, W+2.5) | 256 |
| 64 | 1992-06-04 Kobayashi Satoru | 17th Gosei, Challengers' final (B, W+R) | 170 |
| 65 | 1992-10-15 Nakamura Hidehito | 18th Gosei, Round 1 (W, W+2.5) | 255 |
| 66 | 1992-11-12 Oya Koichi | 18th Gosei, Round 2 (B, B+R) | 145 |
| 67 | 1993-04-01 Rin Kaiho | 18th Gosei, Round 3 (W, B+2.5) | 232 |
| 68 | 1994-01-20 Ueki Yoshio | 19th Gosei, Round 1 (W, W+4.5) | 241 |
| 69 | 1994-04-14 Kobayashi Satoru | 19th Gosei, Round 2 (B, B+R) | 149 |
| 70 | 1994-04-27 Ohira Shuzo | 19th Gosei, Round 3 (W, W+6.5) | 233 |
| 71 | 1994-05-06 Rin Kaiho | 19th Gosei, Semi-final (W, B+R) | 191 |
| 72 | 1995-04-06 Kobayashi Satoru | 20th Gosei, Round 2 (W, B+R) | 187 |
| 73 | 1995-12-14 Kanashima Tadashi | 21st Gosei, Round 2 (W, W+R) | 198 |
| 74 | 1996-04-11 Yuki Satoshi | 21st Gosei, Round 3 (B, B+R) | 129 |
| 75 | 1996-05-09 Takahara Shuji | 21st Gosei, Round 4 (B, B+R) | 121 |
| 76 | 1996-05-23 Otake Hideo | 21st Gosei, Semi-final (B, B+R) | 101 |
| 77 | 1996-06-06 Yoda Norimoto | 21st Gosei, Challengers' Final (W, B+R) | 133 |
| 78 | 1996-12-05 Ishida Yoshio | 22nd Gosei, Round 1 (B, B+0.5) | 263 |
| 79 | 1996-12-19 O Rissei | 22nd Gosei, Round 2 (B, W+3.5) | 235 |
| 80 | 1997-12-04 O Rissei | 23rd Gosei, Round 1 (B, W+R) | 106 |
| 81 | 1998-11-26 Fukui Masaaki | 24th Gosei, Round 2 (W, W+R) | 146 |
| 82 | 1999-01-21 Akiyama Jiro | 24th Gosei, Round 3 (W, W+R) | 172 |
| 83 | 1999-03-04 Kurahashi Masayuki | 24th Gosei, Quarter-final (B, W+1.5) | 322 |
| 84 | 1999-11-04 Yamada Noriyoshi | 25th Gosei, Round 1 (W, W+R) | 94 |
| 85 | 2000-01-17 Takemiya Masaki | 25th Gosei, Round 2 (B, B+R) | 111 |
| 86 | 2000-03-02 Yamashita Keigo | 25th Gosei, Challengers' semi-final (W, B+R) | 147 |
| 87 | 2001-01-25 Otake Hideo | 26th Gosei, Round 1, Game 15 (W, B+0.5) | 256 |
| 88 | 2001-02-15 Yokota Shigeaki | 26th Gosei League, Round 2 (W, W+R) | 226 |
| 89 | 2001-03-15 Kobayashi Koichi | 26th Gosei League, Quarter-final (W, B+0.5) | 220 |
| 90 | 2002-01-31 Okada Shinichiro | 27th Gosei League, Round 1 (W, W+R) | 128 |
| 91 | 2002-02-28 Hane Naoki | 27th Gosei League, Round 2 (B, B+R) | 149 |
| 92 | 2002-03-28 O Rissei | 27th Gosei League, Round 3 (B, B+1.5) | 244 |
| 93 | 2002-05-09 Sonoda Yuichi | 27th Gosei League, Semi-final (W, B+R) | 183 |
| 94 | 2003-02-20 Rin Kaiho | 28th Gosei League, Round 1 (W, W+10.5) | 322 |
| 95 | 2003-03-13 Otake Hideo | 28th Gosei League, Round 2 (W, W+1.5) | 291 |
| 96 | 2003-04-10 Michael Redmond | 28th Gosei League, Round 3 (W, B+3.5) | 257 |
| 97 | 2003-10-02 Cho U | 29th Gosei, A preliminary, Round 2 (?, -) | ? |
| 98 | 2004-08-12 Kanagawa Masaki | 30th Gosei Preliminary (?, +) | |
| 99 | 2004-09-30 Cho Sonjin | 30th Gosei Preliminary (?, +) | |
| 100 | 2004-10-28 Fukui Susumu | 30th Gosei, Preliminary (W, W+R) | |
| 101 | 2005-01-27 Yamashita Keigo | 30th Gosei League, Round 2 (B, B+R) | 119 |
| 102 | 2005-02-24 Yamada Kimio | 30th Gosei League, Round 3 (W, W+R) | 160 |
| 103 | 2005-05-12 Yuki Satoshi | 30th Gosei League, Semi-final (B, W+R) | 210 |
| 104 | 2005-11-10 Kono Rin | 31st Gosei League, Round 1 (B, B+R) | 139 |
| 105 | 2006-01-19 O Meien | 31st Gosei League, Round 2 (W, W+7.5) | |
| 106 | 2006-03-02 Kiyonari Tetsuya | 31st Gosei League, Round 3 (B, B+R) | 201 |
| 107 | 2006-05-11 Yamashita Keigo | 31st Gosei League, Semi-final (B, W+R) | 136 |
| 108 | 2006-10-26 Kiyonari Tetsuya | 32nd Gosei League, Round 1 (B, B+R) | |
| 109 | 2007-01-18 Yamashiro Hiroshi | 32nd Gosei League, Round 2 (W, W+R) | |
| 110 | 2007-02-15 Kono Rin | 32nd Gosei League, Round 3 (B, W+R) |