Yamaguchi Yusui (山口釉水)
Place: Tokyo, Japan
Rating: 2588.49, Std: 287.82, Rank: -
First game: 1983-11-22, Last game: 2013-09-16
Top rating: 2653.81 (2007-08-15)
Games: 388, Wins: 237, Draws: 40, Losses: 111
Gy1: 0, Gy2: 0, Gy5: 0
| 51 Meijinsen Tournament | ||||
|---|---|---|---|---|
| Date | 2013-09-16 | Rating | 2588.49 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Okabe Hiroshi | 2750.96 |
| 2 | White | Win | Hata Masayuki | 2253.72 |
| 3 | White | Win | Kawano Takahisa | 2366.94 |
| 4 | White | Win | Kawate Kozo | 2190.44 |
| 5 | White | Loss | Sato Kiyotomi | 2467.85 |
| 6 | White | Loss | Hasegawa Kazuto | 2618.63 |
| 7 | White | Loss | Kamiya Shunsuke | 2555.74 |
| 8 | White | Win | Mano Yoshihisa | 2312.29 |
| 9 | White | Loss | Oosumi Yuuki | 2842.16 |
| 50th Meijinsen Tournament | ||||
| Date | 2012-09-17 | Rating | 2650.54 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Hasegawa Kazuto | 2579.93 |
| 2 | White | Win | Nagasoe Hiroki | 2546.19 |
| 3 | White | Win | Iio Yoshihiro | 2466.76 |
| 4 | White | Draw | Nakamura Shigeru | 2878.17 |
| 5 | White | Loss | Nakayama Tomoharu | 2622.43 |
| 6 | Black | Win | Okabe Hiroshi | 2707.52 |
| 7 | White | Win | Ono Takayuki | 2426.87 |
| 8 | White | Win | Matsuura Hiroshi | 2325.92 |
| 9 | White | Win | Fukui Nobuhiro | 2539.63 |
| 49 Meijinsen Match R3,R4 | ||||
| Date | 2011-12-18 | Rating | 2650.49 | |
| Round | Color | Result | Opponent | |
| 3 | White | Draw | Oosumi Yuuki | 2780.23 |
| 4 | White | Loss | Oosumi Yuuki | 2780.23 |
| 49 Meijinsen Match R1,R2 | ||||
| Date | 2011-10-16 | Rating | 2651.49 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Oosumi Yuuki | 2766.00 |
| 2 | White | Loss | Oosumi Yuuki | 2766.00 |
| 49th Meijinsen Tournament | ||||
| Date | 2011-09-19 | Rating | 2650.96 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Miyoshi Takeo | 2157.56 |
| 2 | White | Draw | Hasegawa Kazuto | 2555.09 |
| 3 | White | Win | Nakayama Tomoharu | 2576.84 |
| 4 | White | Win | Kubo Izumi | 2109.50 |
| 5 | White | Win | Okabe Hiroshi | 2703.84 |
| 6 | Black | Win | Kashihara Akihiko | 2255.43 |
| 7 | White | Win | Matsuura Hiroshi | 2378.34 |
| 8 | Black | Win | Iio Yoshihiro | 2490.80 |
| 9 | White | Win | Sakashita Shoichi | 2143.06 |
| 49 Meijinsen Qualification East-Japan area 2nd round | ||||
| Date | 2011-07-10 | Rating | 2637.46 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nakayama Tomoharu | 2561.50 |
| 2 | White | Loss | Nagao Noriaki | 2420.58 |
| 3 | White | Win | Kamiya Shunsuke | 2418.76 |
| 4 | Black | Draw | Nakamura Shigeru | 2858.00 |
| 5 | White | Win | Isobe Taizan | 2407.15 |
| 28th Kanto Championship | ||||
| Date | 2011-05-22 | Rating | 2626.37 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Iwano Fumio | 2128.82 |
| 2 | Black | Win | Tomobe Katsuhiro | 2224.93 |
| 3 | White | Win | Ono Takayuki | 2392.68 |
| 4 | White | Loss | Nakamura Shigeru | 2859.04 |
| 5 | White | Loss | Ishitani Shin-ichi | 2389.92 |
| 48th Meijinsen Tournament | ||||
| Date | 2010-09-20 | Rating | 2588.81 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kawano Takahisa | 2318.21 |
| 2 | White | Loss | Ishitani Shin-ichi | 2388.49 |
| 3 | White | Loss | Tamada Yoichi | 2495.38 |
| 4 | White | Loss | Matsuura Hiroshi | 2389.14 |
| 5 | White | Win | Koiso Shigemasa | 2170.76 |
| 6 | White | Win | Sakamoto Suzan | 2348.47 |
| 7 | White | Win | Iio Yoshihiro | 2527.29 |
| 8 | White | Loss | Oosumi Yuuki | 2700.40 |
| 9 | White | Win | Okabe Hiroshi | 2693.40 |
| 48th Meijinsen Qualification East-Japan area 2nd round | ||||
| Date | 2010-07-11 | Rating | 2585.62 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ono Takayuki | 2389.18 |
| 2 | White | Win | Tada Ayako | 2191.21 |
| 3 | White | Win | Kudomi Takahiro | 2396.08 |
| 4 | White | Loss | Tamada Yoichi | 2482.17 |
| 5 | White | Win | Tamura Kazumasa | 2506.29 |
| 27th Kanto Championship | ||||
| Date | 2010-05-23 | Rating | 2581.60 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kato Yasuhiro | 2091.39 |
| 2 | White | Loss | Oosumi Yuuki | 2663.77 |
| 3 | Black | Win | Tomobe Katsuhiro | 2205.73 |
| 4 | White | Win | Ono Takayuki | 2388.72 |
| 5 | White | Loss | Nakamura Shigeru | 2855.27 |
| Team World Championship 2010 | ||||
| Date | 2010-05-05 | Rating | 2580.42 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Tamada Yoichi | 2460.55 |
| 3 | White | Win | Xi Zhenyang | 2444.16 |
| 4 | White | Loss | Lin Huang-Yu | 2667.53 |
| 5 | White | Win | Nikonov Konstantin | 2608.94 |
| 7 | White | Loss | Soosõrv Ants | 2712.76 |
| 8 | White | Win | Lin Huang-Yu | 2667.53 |
| 9 | White | Loss | Xi Zhenyang | 2444.16 |
| 10 | White | Loss | Soosõrv Ants | 2712.76 |
| 5th All Japan Championship | ||||
| Date | 2010-03-21 | Rating | 2581.92 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Fujikawa Masaki | 2032.01 |
| 2 | White | Loss | Nagao Noriaki | 2370.23 |
| 3 | White | Win | Miyagawa Sou | 2129.97 |
| 4 | White | Win | Kawasaki Nobuhiko | 2177.66 |
| 5 | White | Win | Iio Yoshihiro | 2528.31 |
| 6 | White | Win | Ishitani Shin-ichi | 2395.49 |
| 13th Mikami Cup Tournament | ||||
| Date | 2010-01-31 | Rating | 2582.99 | |
| Round | Color | Result | Opponent | |
| S1 | White | Win | Tamura Kazumasa | 2510.69 |
| S2 | White | Win | Ishitani Shin-ichi | 2385.34 |
| S3 | Black | Loss | Nakamura Shigeru | 2854.57 |
| S4 | White | Win | Sato Kiyotomi | 2416.77 |
| S5 | Black | Win | Mitsumori Masao | 2297.22 |
| 47th Meijinsen tournament | ||||
| Date | 2009-09-22 | Rating | 2572.64 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Sakamoto Suzan | 2309.90 |
| 2 | Black | Loss | Iio Yoshihiro | 2513.14 |
| 3 | Black | Win | Tamura Kazumasa | 2504.96 |
| 4 | White | Win | Matsuura Hiroshi | 2363.51 |
| 5 | White | Loss | Kawamura Norihiko | 2630.79 |
| 6 | White | Win | Kataoka Mitsuaki | 2255.07 |
| 7 | Black | Win | Ishitani Shin-ichi | 2366.89 |
| 8 | White | Loss | Oosumi Yuuki | 2623.99 |
| 9 | White | Loss | Okabe Hiroshi | 2669.73 |
| 47th Meijinsen Qualification East-Japan area final round | ||||
| Date | 2009-07-05 | Rating | 2571.70 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Mitsumori Masao | 2337.57 |
| 2 | White | Win | Kudomi Takahiro | 2363.73 |
| 3 | White | Win | Arita Nobuyoshi | 2366.41 |
| 4 | White | Draw | Tamura Kazumasa | 2509.09 |
| 5 | Black | Win | Ono Takayuki | 2401.02 |
| 26th Kanto Championship | ||||
| Date | 2009-05-17 | Rating | 2566.46 | |
| Round | Color | Result | Opponent | |
| 2 | White | Win | Arita Nobuyoshi | 2368.67 |
| 3 | White | Draw | Okabe Hiroshi | 2667.63 |
| 4 | White | Loss | Isobe Taizan | 2404.59 |
| 4th All Japan Championship | ||||
| Date | 2009-03-21 | Rating | 2562.47 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tamada Yoichi | 2295.01 |
| 2 | White | Loss | Ono Takayuki | 2411.03 |
| 3 | White | Win | Iwano Fumio | 2172.49 |
| 4 | Black | Loss | Tamura Kazumasa | 2510.17 |
| 5 | Black | Win | Miyoshi Takeo | 2208.72 |
| 6 | Black | Loss | Mitsumori Masao | 2345.84 |
| 12th Mikami Cup Tournament | ||||
| Date | 2009-01-18 | Rating | 2569.63 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Win | Arita Nobuyoshi | 2378.61 |
| S2 | White | Draw | Oosumi Yuuki | 2589.13 |
| S3 | White | Loss | Kawamura Norihiko | 2653.76 |
| S4 | White | Win | Nagao Noriaki | 2263.17 |
| S5 | Black | Win | Ishitani Shin-ichi | 2394.80 |
| 46th Meijinsen Tournament | ||||
| Date | 2008-09-15 | Rating | 2579.74 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Oosumi Yuuki | 2558.30 |
| 2 | Black | Win | Kataoka Mitsuaki | 2247.93 |
| 3 | White | Loss | Matsuura Hiroshi | 2325.16 |
| 4 | White | Loss | Iio Yoshihiro | 2505.53 |
| 5 | White | Win | Hata Masayuki | 2257.58 |
| 6 | Black | Loss | Kawamura Norihiko | 2659.98 |
| 7 | Black | Loss | Okabe Hiroshi | 2688.76 |
| 8 | Black | Win | Sato Kiyotomi | 2440.85 |
| 9 | White | Win | Ishitani Shin-ichi | 2393.80 |
| 3rd All Japan Championship | ||||
| Date | 2008-03-23 | Rating | 2610.67 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Maruta Koji | 2081.89 |
| 2 | White | Win | Ono Takayuki | 2393.46 |
| 3 | White | Loss | Isobe Taizan | 2433.88 |
| 4 | White | Win | Miyoshi Takeo | 2274.45 |
| 5 | Black | Win | Iio Yoshihiro | 2522.43 |
| 6 | Black | Loss | Nakamura Shigeru | 2853.70 |
| The 45th Meijin-sen Match | ||||
| Date | 2007-11-24 | Rating | 2633.92 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hasegawa Kazuto | 2765.49 |
| 2 | White | Draw | Hasegawa Kazuto | 2765.49 |
| 3 | White | Loss | Hasegawa Kazuto | 2765.49 |
| The 45th Meijin-sen Tournament | ||||
| Date | 2007-09-17 | Rating | 2650.56 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hiwatashi Kikuma | 1884.27 |
| 2 | Black | Win | Oosumi Yuuki | 2554.10 |
| 3 | White | Win | Isobe Taizan | 2433.77 |
| 4 | Black | Win | Sato Kiyotomi | 2396.79 |
| 5 | White | Win | Matsuura Hiroshi | 2299.35 |
| 6 | White | Win | Okabe Hiroshi | 2638.67 |
| 7 | Black | Win | Kawamura Norihiko | 2629.30 |
| 8 | Black | Win | Miyoshi Takeo | 2300.69 |
| 9 | Black | Loss | Iio Yoshihiro | 2535.37 |
| World Championship 2007, AT | ||||
| Date | 2007-08-15 | Rating | 2653.81 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Purk Andry | 2632.65 |
| 2 | White | Win | Savrasova Yulia | 2694.44 |
| 3 | White | Win | Iio Yoshihiro | 2537.00 |
| 4 | White | Win | Oll Aivo | 2653.40 |
| 5 | Black | Win | Okabe Hiroshi | 2629.92 |
| 6 | White | Loss | Karlsson Stefan | 2610.41 |
| 7 | Black | Loss | Wu Di | 2702.12 |
| 8 | White | Win | Sushkov Vladimir | 2757.40 |
| 9 | White | Win | Kozhin Mikhail | 2595.46 |
| 10 | Black | Loss | Taimla Tunnet | 2759.20 |
| 11 | White | Loss | Chingin Konstantin | 2797.18 |
| The 5th Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2007-05-03 | Rating | 2643.93 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Okabe Hiroshi | 2616.30 |
| 2 | Black | Loss | Cao Dong | 2625.08 |
| 3 | White | Win | Ge Chongyu | 2389.53 |
| SF1 | White | Draw | Qiu Yunfei | 2501.67 |
| SF2 | White | Loss | Yu Manjiang | 2576.94 |
| SF3 | Black | Draw | Wu Hao | 2614.36 |
| SF4 | White | Loss | Ge Lingfeng | 2467.81 |
| 2nd All Japan Championship (WC Qualification) | ||||
| Date | 2007-03-25 | Rating | 2646.48 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nagao Noriaki | 2232.96 |
| 2 | White | Win | Koyama Jun | 2374.25 |
| 3 | White | Win | Miyagawa Junzo | 2273.61 |
| 4 | Black | Win | Ono Takayuki | 2340.60 |
| 5 | White | Win | Isobe Taizan | 2425.91 |
| 6 | Black | Win | Oosumi Yuuki | 2505.66 |
| Kyushu Championship | ||||
| Date | 2006-11-12 | Rating | 2639.88 | |
| Round | Color | Result | Opponent | |
| A | White | Win | Nishimura Toshio | 2346.55 |
| A | Black | Win | Kuga Akio | 2312.77 |
| A | Black | Win | Tanaka Koichi | 2353.87 |
| A | Black | Win | Hiwatashi Kikuma | 1904.68 |
| 7th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2006-10-15 | Rating | 2637.05 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kuramoto Hideharu | 1873.94 |
| 2 | White | Win | Hara Masao | 2090.34 |
| 3 | Black | Win | Nagao Noriaki | 2243.50 |
| 4 | Black | Loss | Sato Kiyotomi | 2440.19 |
| 5 | Black | Win | Abiko Setsuko | 2035.03 |
| The 44th Meijin-sen Tournament | ||||
| Date | 2006-09-18 | Rating | 2636.05 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Okabe Hiroshi | 2599.82 |
| 2 | Black | Win | Ishitani Shin-ichi | 2360.97 |
| 3 | White | Win | Matsuura Hiroshi | 2298.14 |
| 4 | Black | Win | Iio Yoshihiro | 2510.61 |
| 5 | White | Win | Oosumi Yuuki | 2452.76 |
| 6 | White | Win | Fujii Naoki | 2134.67 |
| 7 | Black | Loss | Sato Kiyotomi | 2440.00 |
| 8 | White | Win | Nagao Noriaki | 2240.77 |
| 9 | White | Loss | Kawamura Norihiko | 2663.43 |
| Asian Championship 2006 | ||||
| Date | 2006-08-15 | Rating | 2633.82 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Choi Yun Suk | 2266.78 |
| 2 | Black | Win | Lin Huang-Yu | 2434.38 |
| 3 | White | Win | Park Eol | 2254.43 |
| 4 | Black | Draw | Iio Yoshihiro | 2509.82 |
| 5 | Black | Loss | Kim Chang-Hoon | 2541.29 |
| 6 | White | Win | Kim Gyu-Hyeon | 2490.73 |
| 7 | Black | Draw | Okabe Hiroshi | 2596.04 |
| 8 | White | Loss | Kim Byoung-Jun | 2502.93 |
| 23rd Kanto Championship | ||||
| Date | 2006-05-21 | Rating | 2635.64 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hara Masao | 2081.28 |
| 2 | White | Win | Kudomi Takahiro | 2280.60 |
| 3 | White | Draw | Nakamura Shigeru | 2844.03 |
| 4 | White | Win | Mitsumori Masao | 2256.56 |
| 5 | Black | Draw | Okabe Hiroshi | 2594.31 |
| 1st All Japan Championship | ||||
| Date | 2006-03-26 | Rating | 2633.93 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kudomi Takahiro | 2281.35 |
| 2 | White | Win | Mitsumori Masao | 2259.04 |
| 3 | Black | Win | Oosumi Yuuki | 2419.00 |
| 4 | White | Win | Isobe Taizan | 2423.27 |
| 5 | Black | Win | Takashima Junya | 2507.69 |
| 6 | White | Win | Iio Yoshihiro | 2492.20 |
| The 4th Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2006-03-20 | Rating | 2632.88 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Takashima Junya | 2508.01 |
| 2 | Black | Win | Ge Lingfeng | 2389.01 |
| 3 | White | Draw | Chen Lin | 2505.67 |
| 4 | Black | Draw | Xue Wenxi | 2377.82 |
| 5 | White | Win | Cao Dong | 2548.20 |
| 6 | White | Win | Wu Di | 2587.50 |
| 7 | Black | Win | Ge Chongyu | 2426.05 |
| 6th Kanto Renju Emperor Tournament - Final match | ||||
| Date | 2005-12-04 | Rating | 2601.48 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Okabe Hiroshi | 2592.90 |
| 2 | White | Win | Okabe Hiroshi | 2592.90 |
| 3 | Black | Draw | Okabe Hiroshi | 2592.90 |
| 4 | White | Loss | Okabe Hiroshi | 2592.90 |
| 37th Kyoto Classified - Special class | ||||
| Date | 2005-11-13 | Rating | 2596.54 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Doi Manabu | 2100.45 |
| 2 | Black | Loss | Okabe Hiroshi | 2591.45 |
| 3 | Black | Win | Matsuo Toshiko | 2013.49 |
| 4 | White | Win | Miyagawa Junzo | 2249.49 |
| 5 | White | Loss | Takashima Junya | 2516.37 |
| 6th Kanto Renju Emperor Tournament - Semifinal | ||||
| Date | 2005-10-23 | Rating | 2593.73 | |
| Round | Color | Result | Opponent | |
| Black | Draw | Okabe Hiroshi | 2589.71 | |
| Black | Win | Isobe Taizan | 2455.73 | |
| Black | Win | Kamemoto Daichi | 2178.84 | |
| Black | Win | Sato Kiyotomi | 2392.67 | |
| Black | Win | Koyama Jun | 2297.87 | |
| 6th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2005-10-22 | Rating | 2593.51 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Maruta Hiroki | 1954.84 |
| 2 | Black | Win | Arita Nobuyoshi | 2344.55 |
| 3 | White | Win | Kubo Izumi | 2138.80 |
| 4 | White | Loss | Isobe Taizan | 2455.92 |
| The 43rd Meijin-sen Tournament | ||||
| Date | 2005-09-19 | Rating | 2587.70 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Takashima Junya | 2508.64 |
| 2 | White | Win | Hasegawa Kazuto | 2700.72 |
| 3 | Black | Win | Oosumi Yuuki | 2390.36 |
| 4 | White | Win | Sato Kiyotomi | 2390.54 |
| 5 | Black | Draw | Tanaka Koichi | 2331.48 |
| 6 | White | Win | Matsuura Hiroshi | 2347.45 |
| 7 | White | Win | Kawate Kozo | 2171.15 |
| 8 | White | Win | Ishitani Shin-ichi | 2396.79 |
| 9 | White | Loss | Okabe Hiroshi | 2587.62 |
| World Championship 2005, BT | ||||
| Date | 2005-08-05 | Rating | 2578.53 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Oosumi Yuuki | 2377.02 |
| 2 | White | Win | Jonsson Peter | 2368.14 |
| 3 | Black | Win | Lind Björn | 2257.39 |
| 4 | White | Win | Sandstrom Richard | 2267.49 |
| 5 | Black | Loss | Kozhin Mikhail | 2552.46 |
| 6 | White | Win | Poghosyan Albert | 2375.43 |
| 7 | Black | Win | Karasyov Maxim | 2526.78 |
| 8 | White | Win | Ishitani Shin-ichi | 2401.12 |
| 9 | Black | Win | Chen Ko-Han | 2503.53 |
| World Championship 2005, QT | ||||
| Date | 2005-07-31 | Rating | 2576.66 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Cheng Wei-Yuan | 2371.39 |
| 2 | White | Win | Andersson Tord | 2384.67 |
| 3 | White | Draw | Sushkov Vladimir | 2694.50 |
| 4 | White | Loss | Karlsson Stefan | 2542.74 |
| 5 | White | Draw | Iio Yoshihiro | 2464.21 |
| 6 | White | Loss | Tarannikov Yuriy | 2613.30 |
| 7 | Black | Loss | Oosumi Yuuki | 2376.31 |
| 22nd Kanto Championship | ||||
| Date | 2005-05-22 | Rating | 2560.32 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ono Takayuki | 2291.32 |
| 2 | Black | Win | Koyama Jun | 2274.48 |
| 3 | White | Loss | Okabe Hiroshi | 2582.98 |
| 4 | White | Loss | Arita Nobuyoshi | 2318.05 |
| 5 | White | Win | Nagao Noriaki | 2229.66 |
| The 3rd Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2005-05-04 | Rating | 2557.73 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Xue Wenxi | 2392.73 |
| 2 | White | Draw | Cao Dong | 2480.67 |
| 3 | White | Win | Ishitani Shin-ichi | 2391.36 |
| 4 | White | Win | Wu Di | 2551.85 |
| 5 | White | Loss | Chen Wenxia | 2454.92 |
| 6 | White | Loss | Isobe Taizan | 2464.19 |
| 7 | White | Draw | Gu Wei | 2439.83 |
| Japan WC Qualification tournament | ||||
| Date | 2005-04-03 | Rating | 2554.97 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Kubo Izumi | 2168.65 |
| 2 | Black | Win | Nagao Noriaki | 2230.20 |
| 3 | White | Loss | Ono Takayuki | 2293.81 |
| 4 | Black | Draw | Arita Nobuyoshi | 2300.17 |
| 5 | White | Win | Ishitani Shin-ichi | 2385.30 |
| 6 | Black | Win | Tamura Kazumasa | 2342.87 |
| 5th Kanto Renju Emperor Tournament - Final | ||||
| Date | 2005-01-30 | Rating | 2559.17 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Okabe Hiroshi | 2579.96 |
| 2 | White | Loss | Okabe Hiroshi | 2579.96 |
| 5th Kanto Renju Emperor Tournament - 2nd round | ||||
| Date | 2004-12-19 | Rating | 2566.35 | |
| Round | Color | Result | Opponent | |
| White | Win | Mitsumori Masao | 2245.01 | |
| White | Win | Kudomi Takahiro | 2327.00 | |
| White | Win | Ono Takayuki | 2292.06 | |
| White | Win | Sato Kiyotomi | 2366.72 | |
| White | Win | Okabe Hiroshi | 2574.92 | |
| The 42nd Meijin-sen Match | ||||
| Date | 2004-11-14 | Rating | 2567.44 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Kawamura Norihiko | 2715.53 |
| 2 | White | Loss | Kawamura Norihiko | 2715.53 |
| 3 | Black | Draw | Kawamura Norihiko | 2715.53 |
| 4 | Black | Loss | Kawamura Norihiko | 2715.53 |
| The 2nd Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2004-05-04 | Rating | 2588.43 | |
| Round | Color | Result | Opponent | |
| Black | Draw | Chen Lin | 2433.82 | |
| Black | Draw | Li Hongbin | 2433.93 | |
| Black | Win | Isobe Taizan | 2430.86 | |
| Black | Win | Ge Lingfeng | 2322.47 | |
| Black | Win | Xue Wenxi | 2377.31 | |
| Black | Win | Mitsumori Masao | 2249.01 | |
| Black | Win | Xu Bin | 2137.93 | |
| 4th Kanto Renju Emperor Tournament - Final | ||||
| Date | 2004-02-29 | Rating | 2592.07 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Okabe Hiroshi | 2555.18 |
| 2 | White | Loss | Okabe Hiroshi | 2555.18 |
| 3 | White | Win | Okabe Hiroshi | 2555.18 |
| 4 | White | Win | Okabe Hiroshi | 2555.18 |
| 7th Mikami Cup - Special Class | ||||
| Date | 2004-01-25 | Rating | 2592.91 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Ishitani Shin-ichi | 2385.40 |
| 2 | White | Win | Okabe Hiroshi | 2554.51 |
| 3 | White | Loss | Kawamura Norihiko | 2717.49 |
| 4 | White | Win | Miyagawa Junzo | 2258.81 |
| 41st Meijin-sen Match | ||||
| Date | 2003-12-21 | Rating | 2593.84 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hasegawa Kazuto | 2629.04 |
| 2 | White | Win | Hasegawa Kazuto | 2629.04 |
| 3 | White | Loss | Hasegawa Kazuto | 2629.04 |
| 4 | White | Win | Hasegawa Kazuto | 2629.04 |
| 5 | White | Win | Hasegawa Kazuto | 2629.04 |
| 4th Kanto Renju Emperor Tournament - 2nd round | ||||
| Date | 2003-11-30 | Rating | 2592.64 | |
| Round | Color | Result | Opponent | |
| White | Win | Nagao Noriaki | 2280.20 | |
| White | Win | Mitsumori Masao | 2265.36 | |
| White | Win | Maruta Koji | 2227.88 | |
| White | Win | Isobe Taizan | 2422.14 | |
| Black | Draw | Okabe Hiroshi | 2557.08 | |
| 4th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2003-11-16 | Rating | 2590.90 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sato Kiyotomi | 2316.60 |
| 2 | White | Win | Kubo Izumi | 2217.72 |
| 3 | Black | Draw | Maruta Koji | 2229.35 |
| 4 | White | Win | Kudomi Takahiro | 2326.39 |
| World Championship 2003, AT | ||||
| Date | 2003-08-08 | Rating | 2577.75 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Iio Yoshihiro | 2493.69 |
| 2 | White | Loss | Okabe Hiroshi | 2548.63 |
| 3 | Black | Draw | Chingin Konstantin | 2713.91 |
| 4 | White | Loss | Meritee Ando | 2800.22 |
| 5 | White | Loss | Sinyov Igor | 2553.70 |
| 6 | White | Loss | Karlsson Stefan | 2556.50 |
| 7 | White | Win | Gaulitz Joachim | 2405.71 |
| 8 | White | Win | Andersson Tord | 2378.91 |
| 9 | White | Win | Carlsson Martin | 2427.13 |
| 10 | White | Loss | Sushkov Vladimir | 2688.65 |
| 11 | White | Loss | Taimla Tunnet | 2707.72 |
| World Championship 2003, QT | ||||
| Date | 2003-07-31 | Rating | 2578.13 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Lents Johann | 2459.98 |
| 2 | White | Loss | Chen Ko-Han | 2421.44 |
| 3 | Black | Draw | Iio Yoshihiro | 2493.10 |
| 4 | White | Win | Dzainukov Eldar | 2196.73 |
| 5 | White | Win | Ilu Timo | 2447.37 |
| 6 | White | Win | Makarov Pavel | 2514.40 |
| 7 | White | Win | Karlsson Stefan | 2557.24 |
| Japan WC Qualification 2003 | ||||
| Date | 2003-03-22 | Rating | 2572.69 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Iwata Akihisa | 2206.71 |
| 2 | Black | Win | Tashiro Yuichi | 2256.80 |
| 3 | Black | Loss | Miyagawa Junzo | 2266.68 |
| 4 | Black | Win | Hara Masao | 2112.31 |
| 5 | Black | Win | Tamura Kazumasa | 2281.45 |
| The 40th Meijin-sen Match | ||||
| Date | 2002-11-03 | Rating | 2588.27 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Hasegawa Kazuto | 2584.33 |
| 2 | White | Win | Hasegawa Kazuto | 2584.33 |
| 3 | White | Loss | Hasegawa Kazuto | 2584.33 |
| 4 | White | Win | Hasegawa Kazuto | 2584.33 |
| 40th Meijin-sen Tournament | ||||
| Date | 2002-09-16 | Rating | 2588.43 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hasegawa Kazuto | 2590.04 |
| 2 | White | Win | Kudomi Takahiro | 2392.53 |
| 3 | White | Win | Nishimura Toshio | 2352.38 |
| 4 | White | Win | Matsuura Hiroshi | 2312.11 |
| 5 | White | Win | Okabe Hiroshi | 2473.90 |
| 6 | Black | Win | Iio Yoshihiro | 2431.31 |
| 7 | White | Draw | Ishitani Shin-ichi | 2390.97 |
| 8 | White | Win | Isobe Taizan | 2445.47 |
| 9 | White | Win | Takagawa Teiji | 2358.27 |
| The 39th Meijin-sen Tournament | ||||
| Date | 2001-09-24 | Rating | 2549.69 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nara Hideki | 2530.87 |
| 2 | White | Win | Takagawa Teiji | 2337.15 |
| 3 | White | Draw | Hayakawa Yoshimi | 2413.86 |
| 4 | Black | Win | Nishimura Toshio | 2368.00 |
| 5 | Black | Draw | Iio Yoshihiro | 2416.37 |
| 6 | White | Win | Maruyama Yasushi | 2196.45 |
| 7 | White | Loss | Hasegawa Kazuto | 2573.53 |
| 8 | White | Win | Matsuura Hiroshi | 2251.30 |
| 9 | Black | Loss | Kudomi Takahiro | 2388.49 |
| 34th Meijin-sen Tournament | ||||
| Date | 1996-09-23 | Rating | 2417.06 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ooi Kozo | 2310.78 |
| 2 | White | Loss | Hasegawa Kazuto | 2589.03 |
| 3 | Black | Win | Isobe Taizan | 2391.77 |
| 4 | White | Win | Nishizono Norio | 2485.35 |
| 5 | White | Loss | Nishimura Toshio | 2338.72 |
| 6 | Black | Loss | Matsuura Hiroshi | 2163.77 |
| 7 | Black | Win | Sagara Takashi | 2480.67 |
| 8 | White | Loss | Nara Hideki | 2528.20 |
| 9 | White | Loss | Maruyama Yasushi | 2193.42 |
| III Leningrad New Year Prize | ||||
| Date | 1992-01-04 | Rating | 2448.79 | |
| Round | Color | Result | Opponent | |
| 2 | Black | Win | Yaroslavtsev Yaroslav | 1937.09 |
| 7 | Black | Win | Kozhin Mikhail | 2385.66 |
| World Championship 1991, AT | ||||
| Date | 1991-08-10 | Rating | 2443.98 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Palmgren Jan | 2227.82 |
| 2 | White | Loss | Nakamura Shigeru | 2678.80 |
| 3 | Black | Win | Kozhin Mikhail | 2400.50 |
| 4 | White | Win | Reims Aldis | 2485.93 |
| 5 | Black | Win | Sundling Ingvar | 2346.84 |
| 6 | Black | Win | Voskanyan Eduard | 2350.03 |
| 7 | White | Loss | Nara Hideki | 2509.03 |
| 8 | Black | Win | Unterweger Michael | 1966.12 |
| 9 | White | Win | Sinyov Igor | 2364.72 |
| 10 | Black | Win | Gardström Petter | 2278.24 |
| 11 | White | Win | Hasegawa Kazuto | 2478.36 |
| Leningrad 2 New Year Prize | ||||
| Date | 1991-01-04 | Rating | 2397.73 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Dvoeglazov Vladimir | 2196.42 |
| 2 | Black | Loss | Poghosyan Albert | 2213.87 |
| 3 | White | Loss | Savchenko Igor | 2291.21 |
| 4 | Black | Win | Ilyin Dmitry | 2321.20 |
| 5 | Black | Win | Bogatyryov Andrey | 2028.96 |
| 6 | White | Win | Filinov Vladimir | 2217.71 |
| 7 | Black | Win | Sirategyan Karen | 2164.57 |
| 8 | Black | Loss | Voskanyan Eduard | 2389.01 |
| 9 | White | Loss | Andersons Andris | 2287.76 |
| The 22nd Meijin-sen Match | ||||
| Date | 1984-11-01 | Rating | 2257.55 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Nakamura Shigeru | 2412.63 |
| 1 | White | Loss | Nakamura Shigeru | 2412.63 |
| 2 | Black | Draw | Nakamura Shigeru | 2412.63 |
| 3 | Black | Loss | Nakamura Shigeru | 2412.63 |
| The 21st Meijin-sen Match | ||||
| Date | 1983-11-22 | Rating | 2242.32 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Nakamura Shigeru | 2366.61 |
| 2 | White | Loss | Nakamura Shigeru | 2366.61 |
| 3 | White | Win | Nakamura Shigeru | 2366.61 |
| 4 | Black | Win | Nakamura Shigeru | 2366.61 |
| 5 | White | Loss | Nakamura Shigeru | 2366.61 |