Yamaguchi Yusui (山口釉水)
Place: Tokyo, Japan
Rating: 2589.40, Std: 293.23, Rank: -
First game: 1983-11-22, Last game: 2013-09-16
Top rating: 2654.51 (2007-08-15)
Games: 393, Wins: 241, Draws: 41, Losses: 111
Gy1: 0, Gy2: 0, Gy5: 0
| 51 Meijinsen Tournament | ||||
|---|---|---|---|---|
| Date | 2013-09-16 | Rating | 2589.40 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Okabe Hiroshi | 2751.75 |
| 2 | White | Win | Hata Masayuki | 2254.66 |
| 3 | White | Win | Kawano Takahisa | 2367.87 |
| 4 | White | Win | Kawate Kozo | 2191.65 |
| 5 | White | Loss | Sato Kiyotomi | 2468.84 |
| 6 | White | Loss | Hasegawa Kazuto | 2619.50 |
| 7 | White | Loss | Kamiya Shunsuke | 2556.57 |
| 8 | White | Win | Mano Yoshihisa | 2313.40 |
| 9 | White | Loss | Oosumi Yuuki | 2842.93 |
| 50th Meijinsen Tournament | ||||
| Date | 2012-09-17 | Rating | 2651.45 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Hasegawa Kazuto | 2580.83 |
| 2 | White | Win | Nagasoe Hiroki | 2546.98 |
| 3 | White | Win | Iio Yoshihiro | 2467.72 |
| 4 | White | Draw | Nakamura Shigeru | 2879.04 |
| 5 | White | Loss | Nakayama Tomoharu | 2623.38 |
| 6 | Black | Win | Okabe Hiroshi | 2708.44 |
| 7 | White | Win | Ono Takayuki | 2427.87 |
| 8 | White | Win | Matsuura Hiroshi | 2326.89 |
| 9 | White | Win | Fukui Nobuhiro | 2540.45 |
| 49 Meijinsen Match R3,R4 | ||||
| Date | 2011-12-18 | Rating | 2651.42 | |
| Round | Color | Result | Opponent | |
| 3 | White | Draw | Oosumi Yuuki | 2781.16 |
| 4 | White | Loss | Oosumi Yuuki | 2781.16 |
| 49 Meijinsen Match R1,R2 | ||||
| Date | 2011-10-16 | Rating | 2652.41 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Oosumi Yuuki | 2766.93 |
| 2 | White | Loss | Oosumi Yuuki | 2766.93 |
| 49th Meijinsen Tournament | ||||
| Date | 2011-09-19 | Rating | 2651.88 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Miyoshi Takeo | 2158.54 |
| 2 | White | Draw | Hasegawa Kazuto | 2555.99 |
| 3 | White | Win | Nakayama Tomoharu | 2577.91 |
| 4 | White | Win | Kubo Izumi | 2110.47 |
| 5 | White | Win | Okabe Hiroshi | 2704.88 |
| 6 | Black | Win | Kashihara Akihiko | 2256.39 |
| 7 | White | Win | Matsuura Hiroshi | 2379.28 |
| 8 | Black | Win | Iio Yoshihiro | 2491.87 |
| 9 | White | Win | Sakashita Shoichi | 2143.92 |
| 49 Meijinsen Qualification East-Japan area 2nd round | ||||
| Date | 2011-07-10 | Rating | 2638.38 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nakayama Tomoharu | 2562.58 |
| 2 | White | Loss | Nagao Noriaki | 2421.55 |
| 3 | White | Win | Kamiya Shunsuke | 2419.72 |
| 4 | Black | Draw | Nakamura Shigeru | 2858.89 |
| 5 | White | Win | Isobe Taizan | 2408.13 |
| 28th Kanto Championship | ||||
| Date | 2011-05-22 | Rating | 2627.28 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Iwano Fumio | 2129.80 |
| 2 | Black | Win | Tomobe Katsuhiro | 2225.91 |
| 3 | White | Win | Ono Takayuki | 2393.69 |
| 4 | White | Loss | Nakamura Shigeru | 2859.94 |
| 5 | White | Loss | Ishitani Shin-ichi | 2390.89 |
| 48th Meijinsen Tournament | ||||
| Date | 2010-09-20 | Rating | 2589.71 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kawano Takahisa | 2319.07 |
| 2 | White | Loss | Ishitani Shin-ichi | 2389.41 |
| 3 | White | Loss | Tamada Yoichi | 2496.30 |
| 4 | White | Loss | Matsuura Hiroshi | 2390.04 |
| 5 | White | Win | Koiso Shigemasa | 2171.66 |
| 6 | White | Win | Sakamoto Suzan | 2349.35 |
| 7 | White | Win | Iio Yoshihiro | 2528.24 |
| 8 | White | Loss | Oosumi Yuuki | 2701.26 |
| 9 | White | Win | Okabe Hiroshi | 2694.33 |
| 48th Meijinsen Qualification East-Japan area 2nd round | ||||
| Date | 2010-07-11 | Rating | 2586.50 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ono Takayuki | 2390.09 |
| 2 | White | Win | Tada Ayako | 2192.13 |
| 3 | White | Win | Kudomi Takahiro | 2397.01 |
| 4 | White | Loss | Tamada Yoichi | 2483.08 |
| 5 | White | Win | Tamura Kazumasa | 2507.10 |
| 27th Kanto Championship | ||||
| Date | 2010-05-23 | Rating | 2582.48 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kato Yasuhiro | 2092.34 |
| 2 | White | Loss | Oosumi Yuuki | 2664.59 |
| 3 | Black | Win | Tomobe Katsuhiro | 2206.65 |
| 4 | White | Win | Ono Takayuki | 2389.61 |
| 5 | White | Loss | Nakamura Shigeru | 2856.11 |
| Team World Championship 2010 | ||||
| Date | 2010-05-05 | Rating | 2581.30 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Tamada Yoichi | 2461.45 |
| 3 | White | Win | Xi Zhenyang | 2445.28 |
| 4 | White | Loss | Lin Huang-Yu | 2668.07 |
| 5 | White | Win | Nikonov Konstantin | 2610.54 |
| 7 | White | Loss | Soosõrv Ants | 2713.61 |
| 8 | White | Win | Lin Huang-Yu | 2668.07 |
| 9 | White | Loss | Xi Zhenyang | 2445.28 |
| 10 | White | Loss | Soosõrv Ants | 2713.61 |
| 5th All Japan Championship | ||||
| Date | 2010-03-21 | Rating | 2582.79 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Fujikawa Masaki | 2032.90 |
| 2 | White | Loss | Nagao Noriaki | 2371.14 |
| 3 | White | Win | Miyagawa Sou | 2130.99 |
| 4 | White | Win | Kawasaki Nobuhiko | 2178.49 |
| 5 | White | Win | Iio Yoshihiro | 2529.21 |
| 6 | White | Win | Ishitani Shin-ichi | 2396.36 |
| 13th Mikami Cup Tournament | ||||
| Date | 2010-01-31 | Rating | 2583.84 | |
| Round | Color | Result | Opponent | |
| S1 | White | Win | Tamura Kazumasa | 2511.50 |
| S2 | White | Win | Ishitani Shin-ichi | 2386.20 |
| S3 | Black | Loss | Nakamura Shigeru | 2855.40 |
| S4 | White | Win | Sato Kiyotomi | 2417.65 |
| S5 | Black | Win | Mitsumori Masao | 2298.10 |
| 47th Meijinsen tournament | ||||
| Date | 2009-09-22 | Rating | 2573.47 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Sakamoto Suzan | 2310.73 |
| 2 | Black | Loss | Iio Yoshihiro | 2513.99 |
| 3 | Black | Win | Tamura Kazumasa | 2505.76 |
| 4 | White | Win | Matsuura Hiroshi | 2364.36 |
| 5 | White | Loss | Kawamura Norihiko | 2631.53 |
| 6 | White | Win | Kataoka Mitsuaki | 2255.85 |
| 7 | Black | Win | Ishitani Shin-ichi | 2367.69 |
| 8 | White | Loss | Oosumi Yuuki | 2624.73 |
| 9 | White | Loss | Okabe Hiroshi | 2670.56 |
| 47th Meijinsen Qualification East-Japan area final round | ||||
| Date | 2009-07-05 | Rating | 2572.52 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Mitsumori Masao | 2338.40 |
| 2 | White | Win | Kudomi Takahiro | 2364.57 |
| 3 | White | Win | Arita Nobuyoshi | 2367.19 |
| 4 | White | Draw | Tamura Kazumasa | 2509.89 |
| 5 | Black | Win | Ono Takayuki | 2401.83 |
| 26th Kanto Championship | ||||
| Date | 2009-05-17 | Rating | 2567.27 | |
| Round | Color | Result | Opponent | |
| 2 | White | Win | Arita Nobuyoshi | 2369.45 |
| 3 | White | Draw | Okabe Hiroshi | 2668.43 |
| 4 | White | Loss | Isobe Taizan | 2405.43 |
| 4th All Japan Championship | ||||
| Date | 2009-03-21 | Rating | 2563.27 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tamada Yoichi | 2295.86 |
| 2 | White | Loss | Ono Takayuki | 2411.84 |
| 3 | White | Win | Iwano Fumio | 2173.32 |
| 4 | Black | Loss | Tamura Kazumasa | 2510.96 |
| 5 | Black | Win | Miyoshi Takeo | 2209.54 |
| 6 | Black | Loss | Mitsumori Masao | 2346.65 |
| 12th Mikami Cup Tournament | ||||
| Date | 2009-01-18 | Rating | 2570.42 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Win | Arita Nobuyoshi | 2379.39 |
| S2 | White | Draw | Oosumi Yuuki | 2589.87 |
| S3 | White | Loss | Kawamura Norihiko | 2654.51 |
| S4 | White | Win | Nagao Noriaki | 2263.98 |
| S5 | Black | Win | Ishitani Shin-ichi | 2395.58 |
| 46th Meijinsen Tournament | ||||
| Date | 2008-09-15 | Rating | 2580.51 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Oosumi Yuuki | 2559.03 |
| 2 | Black | Win | Kataoka Mitsuaki | 2248.66 |
| 3 | White | Loss | Matsuura Hiroshi | 2325.95 |
| 4 | White | Loss | Iio Yoshihiro | 2506.31 |
| 5 | White | Win | Hata Masayuki | 2258.36 |
| 6 | Black | Loss | Kawamura Norihiko | 2660.74 |
| 7 | Black | Loss | Okabe Hiroshi | 2689.53 |
| 8 | Black | Win | Sato Kiyotomi | 2441.65 |
| 9 | White | Win | Ishitani Shin-ichi | 2394.56 |
| 3rd All Japan Championship | ||||
| Date | 2008-03-23 | Rating | 2611.41 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Maruta Koji | 2082.67 |
| 2 | Black | Win | Ono Takayuki | 2394.23 |
| 3 | White | Loss | Isobe Taizan | 2434.64 |
| 4 | Black | Win | Miyoshi Takeo | 2275.21 |
| 5 | White | Win | Iio Yoshihiro | 2523.18 |
| 6 | Black | Loss | Nakamura Shigeru | 2854.54 |
| The 45th Meijin-sen Match | ||||
| Date | 2007-11-24 | Rating | 2634.65 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hasegawa Kazuto | 2766.25 |
| 2 | White | Draw | Hasegawa Kazuto | 2766.25 |
| 3 | White | Loss | Hasegawa Kazuto | 2766.25 |
| The 45th Meijin-sen Tournament | ||||
| Date | 2007-09-17 | Rating | 2651.27 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hiwatashi Kikuma | 1884.93 |
| 2 | Black | Win | Oosumi Yuuki | 2554.80 |
| 3 | White | Win | Isobe Taizan | 2434.50 |
| 4 | Black | Win | Sato Kiyotomi | 2397.53 |
| 5 | White | Win | Matsuura Hiroshi | 2300.10 |
| 6 | White | Win | Okabe Hiroshi | 2639.38 |
| 7 | Black | Win | Kawamura Norihiko | 2630.06 |
| 8 | Black | Win | Miyoshi Takeo | 2301.42 |
| 9 | Black | Loss | Iio Yoshihiro | 2536.08 |
| World Championship 2007, AT | ||||
| Date | 2007-08-15 | Rating | 2654.51 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Purk Andry | 2633.38 |
| 2 | White | Win | Savrasova Yulia | 2695.17 |
| 3 | White | Win | Iio Yoshihiro | 2537.70 |
| 4 | White | Win | Oll Aivo | 2654.13 |
| 5 | Black | Win | Okabe Hiroshi | 2630.63 |
| 6 | White | Loss | Karlsson Stefan | 2611.14 |
| 7 | Black | Loss | Wu Di | 2702.85 |
| 8 | White | Win | Sushkov Vladimir | 2758.13 |
| 9 | White | Win | Kozhin Mikhail | 2595.86 |
| 10 | Black | Loss | Taimla Tunnet | 2759.93 |
| 11 | White | Loss | Chingin Konstantin | 2797.87 |
| The 5th Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2007-05-03 | Rating | 2644.61 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Okabe Hiroshi | 2617.00 |
| 2 | Black | Loss | Cao Dong | 2625.78 |
| 3 | White | Win | Ge Chongyu | 2390.19 |
| SF1 | White | Draw | Qiu Yunfei | 2502.35 |
| SF2 | White | Loss | Yu Manjiang | 2577.65 |
| SF3 | Black | Draw | Wu Hao | 2615.03 |
| SF4 | White | Loss | Ge Lingfeng | 2468.54 |
| 2nd All Japan Championship (WC Qualification) | ||||
| Date | 2007-03-25 | Rating | 2647.16 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nagao Noriaki | 2233.67 |
| 2 | White | Win | Koyama Jun | 2374.96 |
| 3 | White | Win | Miyagawa Junzo | 2274.29 |
| 4 | Black | Win | Ono Takayuki | 2341.30 |
| 5 | White | Win | Isobe Taizan | 2426.62 |
| 6 | Black | Win | Oosumi Yuuki | 2506.34 |
| Kyushu Championship | ||||
| Date | 2006-11-12 | Rating | 2640.54 | |
| Round | Color | Result | Opponent | |
| A | White | Win | Nishimura Toshio | 2347.28 |
| A | Black | Win | Kuga Akio | 2313.47 |
| A | Black | Win | Tanaka Koichi | 2354.49 |
| A | Black | Win | Hiwatashi Kikuma | 1905.29 |
| 7th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2006-10-15 | Rating | 2637.70 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kuramoto Hideharu | 1874.56 |
| 2 | White | Win | Hara Masao | 2091.00 |
| 3 | Black | Win | Nagao Noriaki | 2244.18 |
| 4 | Black | Loss | Sato Kiyotomi | 2440.87 |
| 5 | Black | Win | Abiko Setsuko | 2035.44 |
| The 44th Meijin-sen Tournament | ||||
| Date | 2006-09-18 | Rating | 2636.70 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Okabe Hiroshi | 2600.49 |
| 2 | Black | Win | Ishitani Shin-ichi | 2361.60 |
| 3 | White | Win | Matsuura Hiroshi | 2298.85 |
| 4 | Black | Win | Iio Yoshihiro | 2511.28 |
| 5 | White | Win | Oosumi Yuuki | 2453.41 |
| 6 | White | Win | Fujii Naoki | 2135.29 |
| 7 | Black | Loss | Sato Kiyotomi | 2440.68 |
| 8 | White | Win | Nagao Noriaki | 2241.44 |
| 9 | White | Loss | Kawamura Norihiko | 2664.21 |
| Asian Championship 2006 | ||||
| Date | 2006-08-15 | Rating | 2634.46 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Choi Yun Suk | 2266.82 |
| 2 | Black | Win | Lin Huang-Yu | 2434.73 |
| 3 | White | Win | Park Eol | 2254.79 |
| 4 | Black | Draw | Iio Yoshihiro | 2510.48 |
| 5 | Black | Loss | Kim Chang-Hoon | 2541.99 |
| 6 | White | Win | Kim Gyu-Hyeon | 2490.93 |
| 7 | Black | Draw | Okabe Hiroshi | 2596.70 |
| 8 | White | Loss | Kim Byoung-Jun | 2503.27 |
| 23rd Kanto Championship | ||||
| Date | 2006-05-21 | Rating | 2636.28 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hara Masao | 2081.93 |
| 2 | White | Win | Kudomi Takahiro | 2281.26 |
| 3 | White | Draw | Nakamura Shigeru | 2845.02 |
| 4 | White | Win | Mitsumori Masao | 2257.17 |
| 5 | Black | Draw | Okabe Hiroshi | 2594.97 |
| 1st All Japan Championship | ||||
| Date | 2006-03-26 | Rating | 2634.56 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kudomi Takahiro | 2282.00 |
| 2 | White | Win | Mitsumori Masao | 2259.65 |
| 3 | Black | Win | Oosumi Yuuki | 2419.61 |
| 4 | White | Win | Isobe Taizan | 2423.94 |
| 5 | Black | Win | Takashima Junya | 2508.37 |
| 6 | White | Win | Iio Yoshihiro | 2492.85 |
| The 4th Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2006-03-20 | Rating | 2633.51 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Takashima Junya | 2508.68 |
| 2 | Black | Win | Ge Lingfeng | 2389.68 |
| 3 | White | Draw | Chen Lin | 2506.33 |
| 4 | Black | Draw | Xue Wenxi | 2378.48 |
| 5 | White | Win | Cao Dong | 2548.83 |
| 6 | White | Win | Wu Di | 2588.13 |
| 7 | Black | Win | Ge Chongyu | 2426.69 |
| 6th Kanto Renju Emperor Tournament - Final match | ||||
| Date | 2005-12-04 | Rating | 2602.09 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Okabe Hiroshi | 2593.55 |
| 2 | White | Win | Okabe Hiroshi | 2593.55 |
| 3 | Black | Draw | Okabe Hiroshi | 2593.55 |
| 4 | White | Loss | Okabe Hiroshi | 2593.55 |
| 37th Kyoto Classified - Special class | ||||
| Date | 2005-11-13 | Rating | 2597.15 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Doi Manabu | 2101.18 |
| 2 | Black | Loss | Okabe Hiroshi | 2592.10 |
| 3 | Black | Win | Matsuo Toshiko | 2014.10 |
| 4 | White | Win | Miyagawa Junzo | 2250.10 |
| 5 | White | Loss | Takashima Junya | 2517.04 |
| 6th Kanto Renju Emperor Tournament - Semifinal | ||||
| Date | 2005-10-23 | Rating | 2594.34 | |
| Round | Color | Result | Opponent | |
| Black | Draw | Okabe Hiroshi | 2590.36 | |
| Black | Win | Isobe Taizan | 2456.40 | |
| Black | Win | Kamemoto Daichi | 2179.47 | |
| Black | Win | Sato Kiyotomi | 2393.32 | |
| Black | Win | Koyama Jun | 2298.51 | |
| 6th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2005-10-22 | Rating | 2594.12 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Maruta Hiroki | 1955.46 |
| 2 | Black | Win | Arita Nobuyoshi | 2345.20 |
| 3 | White | Win | Kubo Izumi | 2139.42 |
| 4 | White | Loss | Isobe Taizan | 2456.58 |
| The 43rd Meijin-sen Tournament | ||||
| Date | 2005-09-19 | Rating | 2588.31 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Takashima Junya | 2509.31 |
| 2 | White | Win | Hasegawa Kazuto | 2701.46 |
| 3 | Black | Win | Oosumi Yuuki | 2390.91 |
| 4 | White | Win | Sato Kiyotomi | 2391.18 |
| 5 | Black | Draw | Tanaka Koichi | 2332.07 |
| 6 | White | Win | Matsuura Hiroshi | 2348.14 |
| 7 | White | Win | Kawate Kozo | 2171.90 |
| 8 | White | Win | Ishitani Shin-ichi | 2397.37 |
| 9 | White | Loss | Okabe Hiroshi | 2588.27 |
| World Championship 2005, BT | ||||
| Date | 2005-08-05 | Rating | 2579.12 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Oosumi Yuuki | 2377.55 |
| 2 | White | Win | Jonsson Peter | 2368.79 |
| 3 | Black | Win | Lind Björn | 2258.05 |
| 4 | White | Win | Sandstrom Richard | 2268.11 |
| 5 | Black | Loss | Kozhin Mikhail | 2549.98 |
| 6 | White | Win | Poghosyan Albert | 2375.66 |
| 7 | Black | Win | Karasyov Maxim | 2527.22 |
| 8 | White | Win | Ishitani Shin-ichi | 2401.70 |
| 9 | Black | Win | Chen Ko-Han | 2503.75 |
| World Championship 2005, QT | ||||
| Date | 2005-07-31 | Rating | 2577.25 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Cheng Wei-Yuan | 2371.72 |
| 2 | White | Win | Andersson Tord | 2385.28 |
| 3 | White | Draw | Sushkov Vladimir | 2695.20 |
| 4 | White | Loss | Karlsson Stefan | 2543.40 |
| 5 | White | Draw | Iio Yoshihiro | 2464.82 |
| 6 | White | Loss | Tarannikov Yuriy | 2613.72 |
| 7 | Black | Loss | Oosumi Yuuki | 2376.84 |
| 22nd Kanto Championship | ||||
| Date | 2005-05-22 | Rating | 2560.94 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ono Takayuki | 2291.94 |
| 2 | Black | Win | Koyama Jun | 2275.11 |
| 3 | White | Loss | Okabe Hiroshi | 2583.64 |
| 4 | White | Loss | Arita Nobuyoshi | 2318.69 |
| 5 | White | Win | Nagao Noriaki | 2230.30 |
| The 3rd Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2005-05-04 | Rating | 2558.35 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Xue Wenxi | 2393.36 |
| 2 | White | Draw | Cao Dong | 2481.26 |
| 3 | White | Win | Ishitani Shin-ichi | 2391.95 |
| 4 | White | Win | Wu Di | 2552.43 |
| 5 | White | Loss | Chen Wenxia | 2455.54 |
| 6 | White | Loss | Isobe Taizan | 2464.85 |
| 7 | White | Draw | Gu Wei | 2440.50 |
| Japan WC Qualification tournament | ||||
| Date | 2005-04-03 | Rating | 2555.62 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Kubo Izumi | 2169.26 |
| 2 | Black | Win | Nagao Noriaki | 2230.84 |
| 3 | White | Loss | Ono Takayuki | 2294.42 |
| 4 | Black | Draw | Arita Nobuyoshi | 2300.81 |
| 5 | White | Win | Ishitani Shin-ichi | 2385.90 |
| 6 | Black | Win | Tamura Kazumasa | 2343.70 |
| 5th Kanto Renju Emperor Tournament - Final | ||||
| Date | 2005-01-30 | Rating | 2559.84 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Okabe Hiroshi | 2580.62 |
| 2 | White | Loss | Okabe Hiroshi | 2580.62 |
| 5th Kanto Renju Emperor Tournament - 2nd round | ||||
| Date | 2004-12-19 | Rating | 2567.04 | |
| Round | Color | Result | Opponent | |
| White | Win | Mitsumori Masao | 2245.60 | |
| White | Win | Kudomi Takahiro | 2327.59 | |
| White | Win | Ono Takayuki | 2292.66 | |
| White | Win | Sato Kiyotomi | 2367.35 | |
| White | Win | Okabe Hiroshi | 2575.58 | |
| The 42nd Meijin-sen Match | ||||
| Date | 2004-11-14 | Rating | 2568.13 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Kawamura Norihiko | 2716.47 |
| 2 | White | Loss | Kawamura Norihiko | 2716.47 |
| 3 | Black | Draw | Kawamura Norihiko | 2716.47 |
| 4 | Black | Loss | Kawamura Norihiko | 2716.47 |
| The 2nd Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2004-05-04 | Rating | 2589.19 | |
| Round | Color | Result | Opponent | |
| Black | Draw | Chen Lin | 2434.43 | |
| Black | Draw | Li Hongbin | 2434.58 | |
| Black | Win | Isobe Taizan | 2431.54 | |
| Black | Win | Ge Lingfeng | 2323.07 | |
| Black | Win | Xue Wenxi | 2377.90 | |
| Black | Win | Mitsumori Masao | 2249.59 | |
| Black | Win | Xu Bin | 2138.48 | |
| 4th Kanto Renju Emperor Tournament - Final | ||||
| Date | 2004-02-29 | Rating | 2592.85 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Okabe Hiroshi | 2555.84 |
| 2 | White | Loss | Okabe Hiroshi | 2555.84 |
| 3 | White | Win | Okabe Hiroshi | 2555.84 |
| 4 | White | Win | Okabe Hiroshi | 2555.84 |
| 7th Mikami Cup - Special Class | ||||
| Date | 2004-01-25 | Rating | 2593.71 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Ishitani Shin-ichi | 2385.98 |
| 2 | White | Win | Okabe Hiroshi | 2555.17 |
| 3 | White | Loss | Kawamura Norihiko | 2718.61 |
| 4 | White | Win | Miyagawa Junzo | 2259.44 |
| 41st Meijin-sen Match | ||||
| Date | 2003-12-21 | Rating | 2594.65 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hasegawa Kazuto | 2629.85 |
| 2 | White | Win | Hasegawa Kazuto | 2629.85 |
| 3 | White | Loss | Hasegawa Kazuto | 2629.85 |
| 4 | White | Win | Hasegawa Kazuto | 2629.85 |
| 5 | White | Win | Hasegawa Kazuto | 2629.85 |
| 4th Kanto Renju Emperor Tournament - 2nd round | ||||
| Date | 2003-11-30 | Rating | 2593.46 | |
| Round | Color | Result | Opponent | |
| White | Win | Nagao Noriaki | 2280.73 | |
| White | Win | Mitsumori Masao | 2265.93 | |
| White | Win | Maruta Koji | 2228.55 | |
| White | Win | Isobe Taizan | 2422.83 | |
| Black | Draw | Okabe Hiroshi | 2557.72 | |
| 4th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2003-11-16 | Rating | 2591.73 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sato Kiyotomi | 2317.24 |
| 2 | White | Win | Kubo Izumi | 2218.27 |
| 3 | Black | Draw | Maruta Koji | 2230.02 |
| 4 | White | Win | Kudomi Takahiro | 2326.80 |
| World Championship 2003, AT | ||||
| Date | 2003-08-08 | Rating | 2578.64 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Iio Yoshihiro | 2494.37 |
| 2 | White | Loss | Okabe Hiroshi | 2549.26 |
| 3 | Black | Draw | Chingin Konstantin | 2714.93 |
| 4 | White | Loss | Meritee Ando | 2801.21 |
| 5 | White | Loss | Sinyov Igor | 2554.60 |
| 6 | White | Loss | Karlsson Stefan | 2557.19 |
| 7 | White | Win | Gaulitz Joachim | 2406.37 |
| 8 | White | Win | Andersson Tord | 2379.54 |
| 9 | White | Win | Carlsson Martin | 2427.80 |
| 10 | White | Loss | Sushkov Vladimir | 2689.38 |
| 11 | White | Loss | Taimla Tunnet | 2708.36 |
| World Championship 2003, QT | ||||
| Date | 2003-07-31 | Rating | 2579.03 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Lents Johann | 2460.29 |
| 2 | White | Loss | Chen Ko-Han | 2421.75 |
| 3 | Black | Draw | Iio Yoshihiro | 2493.78 |
| 4 | White | Win | Dzainukov Eldar | 2196.80 |
| 5 | White | Win | Ilu Timo | 2447.69 |
| 6 | White | Win | Makarov Pavel | 2515.20 |
| 7 | White | Win | Karlsson Stefan | 2557.93 |
| Japan WC Qualification 2003 | ||||
| Date | 2003-03-22 | Rating | 2573.77 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Iwata Akihisa | 2207.46 |
| 2 | Black | Win | Tashiro Yuichi | 2257.35 |
| 3 | Black | Loss | Miyagawa Junzo | 2267.32 |
| 4 | Black | Win | Hara Masao | 2112.90 |
| 5 | Black | Win | Tamura Kazumasa | 2281.98 |
| The 40th Meijin-sen Match | ||||
| Date | 2002-11-03 | Rating | 2589.54 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Hasegawa Kazuto | 2585.26 |
| 2 | White | Win | Hasegawa Kazuto | 2585.26 |
| 3 | White | Loss | Hasegawa Kazuto | 2585.26 |
| 4 | White | Win | Hasegawa Kazuto | 2585.26 |
| 40th Meijin-sen Tournament | ||||
| Date | 2002-09-16 | Rating | 2589.78 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hasegawa Kazuto | 2590.98 |
| 2 | White | Win | Kudomi Takahiro | 2392.61 |
| 3 | White | Win | Nishimura Toshio | 2353.24 |
| 4 | White | Win | Matsuura Hiroshi | 2313.00 |
| 5 | White | Win | Okabe Hiroshi | 2474.38 |
| 6 | Black | Win | Iio Yoshihiro | 2432.03 |
| 7 | White | Draw | Ishitani Shin-ichi | 2391.70 |
| 8 | White | Win | Isobe Taizan | 2446.28 |
| 9 | White | Win | Takagawa Teiji | 2359.07 |
| The 39th Meijin-sen Tournament | ||||
| Date | 2001-09-24 | Rating | 2551.89 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nara Hideki | 2531.95 |
| 2 | White | Win | Takagawa Teiji | 2338.02 |
| 3 | White | Draw | Hayakawa Yoshimi | 2414.96 |
| 4 | Black | Win | Nishimura Toshio | 2369.00 |
| 5 | Black | Draw | Iio Yoshihiro | 2417.23 |
| 6 | White | Win | Maruyama Yasushi | 2197.47 |
| 7 | White | Loss | Hasegawa Kazuto | 2574.62 |
| 8 | White | Win | Matsuura Hiroshi | 2252.39 |
| 9 | Black | Loss | Kudomi Takahiro | 2388.90 |
| 34th Meijin-sen Tournament | ||||
| Date | 1996-09-23 | Rating | 2426.12 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ooi Kozo | 2313.03 |
| 2 | White | Loss | Hasegawa Kazuto | 2592.70 |
| 3 | Black | Win | Isobe Taizan | 2394.13 |
| 4 | White | Win | Nishizono Norio | 2488.05 |
| 5 | White | Loss | Nishimura Toshio | 2341.04 |
| 6 | Black | Loss | Matsuura Hiroshi | 2166.51 |
| 7 | Black | Win | Sagara Takashi | 2484.17 |
| 8 | White | Loss | Nara Hideki | 2531.84 |
| 9 | White | Loss | Maruyama Yasushi | 2195.67 |
| III Leningrad New Year Prize | ||||
| Date | 1992-01-04 | Rating | 2477.67 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Bogatyryov Andrey | 2018.39 |
| 2 | Black | Win | Yaroslavtsev Yaroslav | 1936.40 |
| 3 | Black | Win | Smirnov Sergey | 2245.37 |
| 4 | White | Win | Milevsky Alexander | 2239.91 |
| 5 | Black | Win | Mikhailov Nikolay | 2427.57 |
| 6 | White | Win | Eibatov Nizami | 2159.26 |
| 7 | Black | Win | Kozhin Mikhail | 2414.74 |
| World Championship 1991, AT | ||||
| Date | 1991-08-10 | Rating | 2465.80 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Palmgren Jan | 2230.15 |
| 2 | White | Loss | Nakamura Shigeru | 2682.88 |
| 3 | Black | Win | Kozhin Mikhail | 2425.44 |
| 4 | White | Win | Reims Aldis | 2488.35 |
| 5 | Black | Win | Sundling Ingvar | 2347.88 |
| 6 | Black | Win | Voskanyan Eduard | 2352.18 |
| 7 | White | Loss | Nara Hideki | 2513.92 |
| 8 | Black | Win | Unterweger Michael | 1954.43 |
| 9 | White | Win | Sinyov Igor | 2353.39 |
| 10 | Black | Win | Gardström Petter | 2280.57 |
| 11 | White | Win | Hasegawa Kazuto | 2483.01 |
| Leningrad 2 New Year Prize | ||||
| Date | 1991-01-04 | Rating | 2414.79 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Dvoeglazov Vladimir | 2204.42 |
| 2 | Black | Loss | Poghosyan Albert | 2215.00 |
| 3 | White | Loss | Savchenko Igor | 2284.12 |
| 4 | Black | Win | Ilyin Dmitry | 2323.92 |
| 5 | Black | Win | Bogatyryov Andrey | 2035.53 |
| 6 | White | Win | Filinov Vladimir | 2222.39 |
| 7 | Black | Win | Sirategyan Karen | 2167.24 |
| 8 | Black | Loss | Voskanyan Eduard | 2390.31 |
| 9 | White | Loss | Andersons Andris | 2288.91 |
| The 22nd Meijin-sen Match | ||||
| Date | 1984-11-01 | Rating | 2263.75 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Nakamura Shigeru | 2415.36 |
| 1 | White | Loss | Nakamura Shigeru | 2415.36 |
| 2 | Black | Draw | Nakamura Shigeru | 2415.36 |
| 3 | Black | Loss | Nakamura Shigeru | 2415.36 |
| The 21st Meijin-sen Match | ||||
| Date | 1983-11-22 | Rating | 2247.50 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Nakamura Shigeru | 2368.56 |
| 2 | White | Loss | Nakamura Shigeru | 2368.56 |
| 3 | White | Win | Nakamura Shigeru | 2368.56 |
| 4 | Black | Win | Nakamura Shigeru | 2368.56 |
| 5 | White | Loss | Nakamura Shigeru | 2368.56 |