| Nr. |
Date |
Event & Result |
Mvs |
|---|
| 1 | 1983-11-17 | 22nd Judan, Losers' Section, Round 3 (B, B+R) | 151 |
| 2 | 1984-00-00 | Uchi-komi match between Cho Chikun and new talents (W, B+R) | 184 |
| 3 | 1984-03-22 | 9th Gosei, Round 2 (B, B+R) | 157 |
| 4 | 1985-08-22 | 11th Tengen, Round 3 (W, W+0.5) | 255 |
| 5 | 1986-00-00 | 34th NHK Cup, Round 1 (?, -) | |
| 6 | 1986-11-06 | 25th Judan, Losers' Section, Round 2 (W, W+R) | 160 |
| 7 | 1988-03-31 | 36th Oza, Round 1 (W, B+R) | 101 |
| 8 | 1991-07-20 | 24th Hayago Championship, Round 2 (W, W+R) | 222 |
| 9 | 1992-06-04 | 17th Gosei, Challengers' final (B, W+R) | 170 |
| 10 | 1993-06-21 | 3rd Ryusei, A group final (B, B+R) | 195 |
| 11 | 1993-08-09 | 3rd Ryusei League, Semi-final (B, B+4.5) | 245 |
| 12 | 1994-04-14 | 19th Gosei, Round 2 (B, B+R) | 149 |
| 13 | 1995-01-18 | 19th Kisei Final, Game 1 (B, B+R) | 159 |
| 14 | 1995-02-01 | 19th Kisei Final, Game 2 (W, B+R) | 69 |
| 15 | 1995-02-08 | 19th Kisei Final, Game 3 (B, B+R) | 199 |
| 16 | 1995-02-22 | 19th Kisei Final, Game 4 (W, B+3.5) | 210 |
| 17 | 1995-03-01 | 19th Kisei Final, Game 5 (B, W+R) | 204 |
| 18 | 1995-03-15 | 19th Kisei Final, Game 6 (W, B+R) | 177 |
| 19 | 1995-04-06 | 20th Gosei, Round 2 (W, B+R) | 187 |
| 20 | 1995-12-21 | 18th Kakusei, Semi-final (W, B+5.5) | 262 |
| 21 | 1996-01-17 | 20th Kisei Final, Game 1 (W, B+R) | 85 |
| 22 | 1996-01-31 | 20th Kisei Final, Game 2 (B, B+R) | 191 |
| 23 | 1996-02-07 | 20th Kisei Final, Game 3 (W, W+R) | 216 |
| 24 | 1996-02-21 | 20th Kisei Final, Game 4 (B, B+1.5) | 266 |
| 25 | 1996-03-06 | 20th Kisei Final, Game 5 (W, B+R) | 191 |
| 26 | 1996-03-13 | 20th Kisei Final, Game 6 (B, W+R) | 178 |
| 27 | 1996-03-17 | 43rd NHK Cup Final (B, B+0.5) | 238 |
| 28 | 1996-03-27 | 20th Kisei Final, Game 7 (W, W+R) | 136 |
| 29 | 1996-06-03 | 22nd Tengen, Round 2 (W, B+R) | 115 |
| 30 | 1996-08-22 | 35th Judan, Winners' Section, Round 1 (B, B+R) | 83 |
| 31 | 1997-01-15 | 21st Kisei Final, Game 1 (B, B+R) | 145 |
| 32 | 1997-01-29 | 21st Kisei Final, Game 2 (W, W+R) | 190 |
| 33 | 1997-02-05 | 21st Kisei Final, Game 3 (B, W+R) | 158 |
| 34 | 1997-02-13 | 8th Tong Yang Securities Cup, Quarter-final (W, B+6.5) | 230 |
| 35 | 1997-02-15 | 16th NEC Cup, Semi-final (B, W+4.5) | 231 |
| 36 | 1997-02-19 | 21st Kisei Final, Game 4 (W, W+R) | 184 |
| 37 | 1997-02-26 | 21st Kisei Final, Game 5 (B, B+1.5) | 233 |
| 38 | 1997-08-21 | 36th Judan, Winners' Section Semi-final (W, W+R) | 150 |
| 39 | 1998-02-14 | 17th NEC Cup, Semi-final (W, W+R) | 276 |
| 40 | 1998-04-23 | 24th Tengen, Round 2 (W, W+R) | 128 |
| 41 | 1998-07-06 | 7th Ryusei League, Semi-final (W, W+R) | 122 |
| 42 | 1998-09-26 | 5th Acom Cup Final (B, W+R) | 186 |
| 43 | 1999-08-07 | 12th Fujitsu Cup, 3rd Place Playoff (W, B+R) | 143 |
| 44 | 1999-09-00 | 32nd Hayago Championship, Round 3 (B, W+R) | 136 |
| 45 | 1999/2000 | 22nd Kakusei, Round 2 (?, -) | ? |
| 46 | 2000-04-24 | 9th Ryusei, A group final (W, W+0.5) | 313 |
| 47 | 2000-12-16 | 20th NEC Cup, Round 2 (W, W+8.5) | 218 |
| 48 | 2002-01-21 | 15th Fujitsu Cup, Japanese qualifier (B, W+R) | 208 |
| 49 | 2002-09-05 | 27th Kisei League B (B, W+R) | 76 |
| 50 | 2003-05-22 | 29th Tengen League, Quarter-Final (B, W+8.5) | 250 |
| 51 | 2004-06-03 | 29th Meijin League (B, W+R) | 160 |
| 52 | 2004-10-07 | 29th Kisei League B (B, B+R) | 159 |
| 53 | 2005-12-01 | 54th Oza League, Round 1 (W, B+8.5) | 209 |
| 54 | 2006-07-20 | 31st Kisei League B (B, W+R) | 105 |
| 55 | 2006-08-17 | 62nd Honinbo Preliminary Group 1, Final (W, B+R) | 242 |