Hasegawa Kazuto, Japan - Renju Rating

Hasegawa Kazuto (長谷川一人)

Place: Osaka, Japan

Rating: 2541.38, Std: 80.79, Rank: 62

First game: 1985-07-01, Last game: 2024-02-18

Top rating: 2726.06 (2007-11-24)

Games: 578, Wins: 345, Draws: 75, Losses: 158

Gy1: 21, Gy2: 43, Gy5: 99

19 Kansai Championship 2nd round
Date 2024-02-18 Rating 2541.38
Round Color Result Opponent
1 Black Win Yoshida Hisao 2058.82
3 White Loss Tachi Masaya 2532.02
55 Kyoto Classified Tournament - Special Class
Date 2023-11-11 Rating 2544.72
Round Color Result Opponent
4 White Win Tachi Masaya 2527.68
61st Meijinsen Tournament
Date 2023-09-18 Rating 2544.64
Round Color Result Opponent
1 White Win Tachi Masaya 2522.47
2 White Loss Fujita Maiko 2363.64
3 Black Draw Nakayama Tomoharu 2756.53
4 White Loss Kawano Takahisa 2496.40
5 Black Draw Makino Mitsunori 2556.63
6 Black Win Maruyama Yasushi 2264.08
7 White Loss Matsuda Shoma 2284.33
8 White Draw Okabe Hiroshi 2671.44
9 White Win Yamane Tomohiro 2041.01
2nd Masters Renju Tournament
Date 2023-04-23 Rating 2555.15
Round Color Result Opponent
2 White Win Tomobe Katsuhiro 2029.88
3 Black Win Yamamoto Yasuhiro 2132.43
4 White Draw Ishitani Shin-ichi 2312.86
5 White Win Takazawa Nagayoshi 2253.53
6 Black Win Iwano Fumio 2103.27
7 White Win Miyamoto Syunju 2203.47
18th Kansai Championship Final
Date 2023-03-30 Rating 2556.57
Round Color Result Opponent
1 White Win Makino Mitsunori 2560.45
2 Black Loss Makino Mitsunori 2560.45
3 Black Loss Makino Mitsunori 2560.45
54 Kyoto Classified Tournament
Date 2022-11-12 Rating 2569.68
Round Color Result Opponent
S2 Black Win Inoue Fumiya 2469.08
S3 White Win Sakamoto Suzan 2204.18
S4 White Win Makino Mitsunori 2567.49
S5 White Win Ishitani Shin-ichi 2316.67
60th Meijinsen Tournament
Date 2022-09-19 Rating 2570.19
Round Color Result Opponent
1 Black Win Nagasoe Hiroki 2609.42
2 White Win Ishitani Shin-ichi 2311.52
3 Black Win Miyamoto Syunju 2193.48
4 Black Win Kawamoto Shoma 2297.74
5 Black Draw Nakayama Tomoharu 2768.31
6 White Loss Okabe Hiroshi 2656.98
7 White Win Makino Mitsunori 2567.50
8 White Win Ono Takayuki 2378.23
9 White Draw Kuga Akio 2357.89
60th Meijinsen Qualification Kansai area 2nd round
Date 2022-06-19 Rating 2561.71
Round Color Result Opponent
1 Black Win Tanaka Shotaro 2259.53
2 Black Win Tachi Masaya 2464.15
3 White Win Makino Mitsunori 2561.39
60th Meijinsen Tournament Kansai area 1st round
Date 2022-05-15 Rating 2555.86
Round Color Result Opponent
1 White Win Kito Shinichi 2146.06
2 White Win Tachi Masaya 2464.94
4 White Loss Makino Mitsunori 2559.04
5 White Win Tanaka Shotaro 2256.69
17th Kansai Championship Final
Date 2022-03-17 Rating 2545.49
Round Color Result Opponent
1 Black Loss Makino Mitsunori 2554.63
2 White Loss Makino Mitsunori 2554.63
59th Meijinsen Tournament
Date 2022-01-10 Rating 2538.67
Round Color Result Opponent
1 Black Win Hayashi Shoichi 2129.04
2 White Loss Iio Yoshihiro 2368.24
3 White Loss Nagasoe Hiroki 2610.07
4 Black Win Maruyama Yasushi 2248.97
5 Black Loss Ono Takayuki 2377.38
6 Black Win Maruta Hiroki 2193.72
7 White Loss Kamiya Shunsuke 2815.69
8 Black Draw Okabe Hiroshi 2661.24
9 Black Draw Nakayama Tomoharu 2781.51
53 Kyoto Classified Tournament
Date 2021-11-13 Rating 2537.73
Round Color Result Opponent
S1 White Win Hata Masayuki 2107.49
S2 White Loss Maruta Hiroki 2206.37
S3 Black Loss Fujita Maiko 2329.66
S4 White Win Hayashi Shoichi 2131.01
S5 Black Win Iio Yoshihiro 2365.94
59 Meijinsen Qualification Kansai area 2nd round
Date 2021-07-18 Rating 2546.37
Round Color Result Opponent
1 Black Win Iio Yoshihiro 2368.21
2 Black Win Hayashi Shoichi 2140.61
3 White Win Makino Mitsunori 2519.07
59 Meijinsen Qualification Kansai area 1st round
Date 2021-06-20 Rating 2546.73
Round Color Result Opponent
1 White Win Hata Masayuki 2112.87
2 White Win Tanaka Shotaro 2240.48
3 Black Draw Iio Yoshihiro 2368.36
4 White Win Hayashi Shoichi 2141.61
16 Kansai Championship final match
Date 2021-04-11 Rating 2547.25
Round Color Result Opponent
1 Black Win Makino Mitsunori 2515.90
2 Black Loss Makino Mitsunori 2515.90
3 Black Loss Makino Mitsunori 2515.90
15 Kansai Championship final match
Date 2020-10-18 Rating 2556.80
Round Color Result Opponent
1 Black Win Makino Mitsunori 2483.06
2 White Draw Makino Mitsunori 2483.06
3 White Win Makino Mitsunori 2483.06
58 Meijinsen Qualification Kansai area 2nd round
Date 2020-07-19 Rating 2557.13
Round Color Result Opponent
1 White Win Kito Shinichi 2146.30
2 Black Loss Makino Mitsunori 2451.08
3 Black Draw Tachi Masaya 2459.60
51 Kyoto Classified Tournament
Date 2019-11-04 Rating 2571.47
Round Color Result Opponent
S1 White Win Kawano Takahisa 2423.23
S2 White Draw Kawamura Norihiko 2644.69
S3 Black Draw Tanaka Toshiki 2447.02
S4 Black Win Iio Yoshihiro 2384.81
S5 White Win Ozawa Tetsushi 1958.66
57 Meijinsen Tournament
Date 2019-09-16 Rating 2572.32
Round Color Result Opponent
1 Black Loss Nakayama Tomoharu 2783.36
2 White Win Kawano Takahisa 2423.39
3 White Loss Kamiya Shunsuke 2780.05
4 Black Win Kawamura Norihiko 2642.95
5 White Loss Okabe Hiroshi 2682.07
6 Black Win Inoue Fumiya 2383.52
7 Black Win Koyama Jun 2564.59
8 White Win Ishitani Shin-ichi 2349.00
9 White Win Matsuura Hiroshi 2335.98
14 Kansai Championship final match R3
Date 2019-08-19 Rating 2570.21
Round Color Result Opponent
3 White Win Iio Yoshihiro 2396.89
57 Meijinsen Qualification Kansai area 2nd round
Date 2019-06-16 Rating 2564.10
Round Color Result Opponent
1 White Loss Tachi Masaya 2483.51
2 Black Win Kashihara Akihiko 2338.51
3 Black Loss Kawamura Norihiko 2646.99
ex1 Black Draw Tachi Masaya 2483.51
ex2 Black Win Tachi Masaya 2483.51
57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2562.50
Round Color Result Opponent
1 White Win Hayashi Shoichi 2137.98
2 Black Win Iio Yoshihiro 2413.17
3 Black Loss Kawamura Norihiko 2646.55
4 Black Win Tanaka Toshiki 2447.04
14 Kansai Championship final match
Date 2019-05-06 Rating 2561.43
Round Color Result Opponent
1 Black Win Iio Yoshihiro 2415.44
2 White Loss Iio Yoshihiro 2415.44
14 Kansai Championship 2nd round
Date 2019-02-17 Rating 2557.31
Round Color Result Opponent
1 Black Win Masuda Yuuto 1815.27
2 Black Win Hayashi Shoichi 2130.50
50 Kyoto Classified Tournament
Date 2018-11-11 Rating 2551.46
Round Color Result Opponent
1 Black Loss Tanaka Toshiki 2457.51
2 White Win Sakamoto Suzan 2255.94
3 White Win Fujita Maiko 2229.95
4 Black Win Ishitani Shin-ichi 2381.66
5 White Win Hata Masayuki 2149.37
14 Kansai Championship 1st round
Date 2018-10-21 Rating 2550.17
Round Color Result Opponent
1 Black Win Kito Shinichi 2160.22
2 Black Win Hayashi Shoichi 2120.26
3 Black Win Sakamoto Suzan 2256.55
4 White Loss Masuda Yuuto 1818.90
5 White Win Sakamoto Ryuto 1979.73
56 Meijinsen Tournament
Date 2018-09-17 Rating 2549.66
Round Color Result Opponent
1 Black Loss Okabe Hiroshi 2665.00
2 White Loss Nakamura Shigeru 2947.03
3 White Loss Ishitani Shin-ichi 2386.56
4 Black Win Kawamura Norihiko 2628.50
5 White Loss Kamiya Shunsuke 2758.43
7 White Win Kuga Akio 2382.55
8 White Win Matsuura Hiroshi 2327.18
9 Black Loss Koyama Jun 2540.20
56 Meijinsen Qualification Kansai area 2nd round
Date 2018-06-17 Rating 2553.67
Round Color Result Opponent
1 Black Draw Kawamura Norihiko 2632.63
2 White Draw Tachi Masaya 2505.47
3 White Win Iio Yoshihiro 2464.67
13 Kansai Championship 2nd round
Date 2018-02-18 Rating 2555.18
Round Color Result Opponent
1 Black Loss Iio Yoshihiro 2493.27
2 White Win Matsui Tsunehiro 2148.88
3 White Loss Tachi Masaya 2510.35
49 Kyoto Classified Tournament
Date 2017-11-12 Rating 2564.17
Round Color Result Opponent
S1 Black Win Hata Masayuki 2163.81
S2 Black Loss Iio Yoshihiro 2502.07
S3 Black Win Ishitani Shin-ichi 2363.08
S4 White Win Kawamura Norihiko 2625.78
S5 Black Win Nishida Toshio 2045.77
55 Meijinsen Tournament
Date 2017-09-18 Rating 2567.67
Round Color Result Opponent
1 Black Win Kawano Takahisa 2403.48
2 White Win Tamada Yoichi 2482.48
3 Black Win Maruyama Yasushi 2253.36
4 Black Draw Sato Kiyotomi 2419.23
5 Black Win Matsuura Hiroshi 2316.29
6 White Loss Iio Yoshihiro 2506.65
7 White Loss Kamiya Shunsuke 2760.82
8 Black Loss Okabe Hiroshi 2681.27
9 Black Loss Nakayama Tomoharu 2793.94
55 Meijinsen Qualification Kansai area 2nd round
Date 2017-06-18 Rating 2577.65
Round Color Result Opponent
1 Black Win Kawamura Norihiko 2612.14
2 White Loss Tachi Masaya 2497.12
3 Black Loss Iio Yoshihiro 2512.82
ex Black Win Kawamura Norihiko 2612.14
12 Kansai Championship final match
Date 2017-03-19 Rating 2588.25
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2692.46
2 Black Win Oosumi Yuuki 2692.46
3 White Loss Oosumi Yuuki 2692.46
12 Kansai Championship 2nd round
Date 2017-02-19 Rating 2591.65
Round Color Result Opponent
2 Black Draw Iio Yoshihiro 2509.58
3 Black Win Sakamoto Suzan 2245.96
ex Black Win Iio Yoshihiro 2509.58
48 Kyoto Classified Tournament
Date 2016-11-13 Rating 2600.71
Round Color Result Opponent
SS1 Black Win Hata Masayuki 2170.49
SS2 White Win Okabe Hiroshi 2676.52
SS3 Black Win Kawamura Norihiko 2601.31
SS4 White Win Iio Yoshihiro 2515.22
12 Kansai Championship 1st round
Date 2016-10-23 Rating 2600.21
Round Color Result Opponent
2 White Win Kubo Izumi 2092.75
3 Black Loss Sakamoto Suzan 2250.18
54 Meijinsen Tournament
Date 2016-09-19 Rating 2601.50
Round Color Result Opponent
1 White Loss Kamiya Shunsuke 2715.64
2 Black Draw Tanaka Toshiki 2418.27
3 Black Draw Koyama Jun 2579.15
4 White Win Matsuura Hiroshi 2331.56
5 Black Loss Nakayama Tomoharu 2741.00
6 Black Win Maruyama Yasushi 2261.03
7 Black Loss Okabe Hiroshi 2680.55
8 Black Win Iio Yoshihiro 2520.10
9 Black Win Kuga Akio 2339.07
53 Meijinsen Match R3
Date 2015-11-14 Rating 2623.65
Round Color Result Opponent
3 Black Loss Nakamura Shigeru 2882.94
47 Kyoto Classified Tournament
Date 2015-11-08 Rating 2624.16
Round Color Result Opponent
S1 White Win Ishitani Shin-ichi 2365.31
S2 White Loss Okabe Hiroshi 2681.81
S3 Black Win Tachi Masaya 2443.95
S4 Black Win Mano Yoshihisa 2325.93
S5 Black Draw Epifanov Dmitry 2671.71
53 Meijinsen Match R1,2
Date 2015-10-11 Rating 2626.03
Round Color Result Opponent
1 White Loss Nakamura Shigeru 2880.02
2 Black Loss Nakamura Shigeru 2880.02
53 Meijinsen Tournament
Date 2015-09-22 Rating 2627.83
Round Color Result Opponent
1 White Win Koyama Jun 2591.61
2 White Win Okabe Hiroshi 2683.16
3 Black Loss Oosumi Yuuki 2742.02
4 White Win Ishitani Shin-ichi 2364.59
5 White Win Matsuura Hiroshi 2357.94
6 White Draw Nakayama Tomoharu 2727.27
7 White Draw Tamada Yoichi 2539.93
8 White Win Kawamura Norihiko 2595.99
9 White Win Iio Yoshihiro 2498.93
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2623.98
Round Color Result Opponent
1 Black Win Koiso Shigemasa 2147.58
2 Black Win Iio Yoshihiro 2494.04
3 White Loss Kawamura Norihiko 2607.09
52 Meijinsen Tournament
Date 2014-09-15 Rating 2615.42
Round Color Result Opponent
1 White Win Iio Yoshihiro 2482.89
2 Black Win Kashihara Akihiko 2311.50
3 Black Loss Nakayama Tomoharu 2682.38
4 Black Win Sato Kiyotomi 2449.89
5 White Draw Tamada Yoichi 2526.60
6 Black Win Fukui Nobuhiro 2581.74
7 White Loss Oosumi Yuuki 2785.55
8 Black Draw Okabe Hiroshi 2710.08
9 White Win Matsuura Hiroshi 2326.04
9th Kansai Championship 2nd round
Date 2014-02-16 Rating 2598.23
Round Color Result Opponent
2 White Win Sakamoto Suzan 2275.54
3 White Loss Iio Yoshihiro 2508.73
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2593.82
Round Color Result Opponent
S1 Black Win Doi Manabu 2052.79
S2 Black Win Iio Yoshihiro 2497.08
S3 White Loss Oosumi Yuuki 2797.71
S4 White Loss Okabe Hiroshi 2718.55
S5 White Win Sandstrom Richard 2353.37
51 Meijinsen Tournament
Date 2013-09-16 Rating 2591.18
Round Color Result Opponent
1 White Win Mano Yoshihisa 2287.76
2 Black Win Kamiya Shunsuke 2530.12
3 Black Draw Oosumi Yuuki 2801.73
4 White Loss Okabe Hiroshi 2715.51
5 White Win Kawate Kozo 2168.70
6 Black Win Yamaguchi Yusui 2572.33
7 Black Draw Hata Masayuki 2222.55
8 Black Win Kawano Takahisa 2351.01
9 Black Loss Sato Kiyotomi 2438.05
51 Meijinsen Qualification Kansai area 2nd round
Date 2013-06-16 Rating 2585.68
Round Color Result Opponent
1 Black Win Matsui Tsunehiro 2164.00
2 Black Win Iio Yoshihiro 2469.80
3 White Win Hata Masayuki 2231.57
8th Kansai Championship final match
Date 2013-05-12 Rating 2582.20
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2802.11
2 Black Loss Oosumi Yuuki 2802.11
8th Kansai Championship 2nd round
Date 2013-02-17 Rating 2576.58
Round Color Result Opponent
1 Black Loss Miyagawa Junzo 2193.53
2 Black Win Takahashi Roi 2153.70
3 Black Win Iio Yoshihiro 2459.40
ex Black Win Iio Yoshihiro 2459.40
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2571.10
Round Color Result Opponent
S1 White Win Tamura Kazumasa 2498.34
S2 Black Draw Okabe Hiroshi 2685.45
S3 White Win Ishitani Shin-ichi 2345.26
S4 Black Draw Oosumi Yuuki 2785.98
S5 Black Win Fukui Nobuhiro 2520.21
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2565.48
Round Color Result Opponent
1 Black Win Koiso Shigemasa 2146.36
2 Black Win Takahashi Roi 2148.07
3 Black Win Iio Yoshihiro 2452.25
4 Black Loss Kon Akira 1973.18
5 Black Loss Miyagawa Junzo 2192.70
50th Meijinsen Tournament
Date 2012-09-17 Rating 2564.12
Round Color Result Opponent
1 Black Draw Yamaguchi Yusui 2616.83
2 Black Win Ono Takayuki 2394.87
3 Black Win Matsuura Hiroshi 2312.94
4 Black Loss Fukui Nobuhiro 2509.92
5 Black Win Nagasoe Hiroki 2528.00
6 White Win Nakayama Tomoharu 2595.45
7 Black Loss Nakamura Shigeru 2848.32
8 White Loss Iio Yoshihiro 2451.69
9 Black Loss Okabe Hiroshi 2682.97
50 Meijinsen Qualification Kansai area 2nd round
Date 2012-06-17 Rating 2559.55
Round Color Result Opponent
1 Black Win Kise Katsumi 2521.71
2 Black Win Sakamoto Suzan 2308.48
3 White Loss Iio Yoshihiro 2458.20
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2548.87
Round Color Result Opponent
S1 White Loss Okabe Hiroshi 2678.62
S2 Black Loss Miyoshi Takeo 2145.87
S3 White Win Doi Manabu 2085.58
S4 White Win Hata Masayuki 2206.92
S5 Black Loss Oosumi Yuuki 2742.24
49th Meijinsen Tournament
Date 2011-09-19 Rating 2551.44
Round Color Result Opponent
1 White Loss Nakayama Tomoharu 2550.29
2 Black Draw Yamaguchi Yusui 2617.03
3 Black Win Kashihara Akihiko 2244.40
4 Black Draw Miyoshi Takeo 2142.63
5 White Draw Iio Yoshihiro 2471.04
6 Black Win Sakashita Shoichi 2127.51
7 Black Draw Kubo Izumi 2089.86
8 Black Loss Okabe Hiroshi 2678.72
9 White Draw Matsuura Hiroshi 2352.64
6th All Japan Championship
Date 2011-03-27 Rating 2582.24
Round Color Result Opponent
1 White Win Koiso Shigemasa 2146.89
2 White Win Sato Kiyotomi 2386.76
3 Black Draw Iio Yoshihiro 2485.30
4 White Loss Kise Katsumi 2512.22
5 White Win Maruta Hiroki 2097.95
6 Black Win Ozawa Tetsushi 2071.31
48 Meijinsen Match R3,R4,R5
Date 2010-12-26 Rating 2600.25
Round Color Result Opponent
3 Black Loss Oosumi Yuuki 2699.82
4 White Draw Oosumi Yuuki 2699.82
5 White Loss Oosumi Yuuki 2699.82
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2610.37
Round Color Result Opponent
S1 White Win Miyagawa Junzo 2204.06
S2 White Win Kudomi Takahiro 2385.38
S3 White Draw Oosumi Yuuki 2691.04
S4 Black Loss Okabe Hiroshi 2670.35
S5 Black Win Kubo Izumi 2087.70
48 Meijinsen Match R1,R2
Date 2010-10-17 Rating 2617.02
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2683.53
2 White Win Oosumi Yuuki 2683.53
Team World Championship
Date 2010-05-05 Rating 2653.89
Round Color Result Opponent
1 White Win Tamura Kazumasa 2486.70
2 Black Win Mirme Madli 2185.34
3 White Draw Cao Dong 2689.50
4 Black Draw Lu Wei-Yuan 2465.35
5 White Win Karasyov Maxim 2625.20
7 Black Win Oll Aivo 2701.02
8 White Win Lu Wei-Yuan 2465.35
9 Black Draw Cao Dong 2689.50
10 Black Draw Oll Aivo 2701.02
5th Kansai Championship 3rd round
Date 2010-02-14 Rating 2662.63
Round Color Result Opponent
1 White Win Sagara Takashi 2467.78
2 Black Loss Iio Yoshihiro 2502.74
3 Black Win Hata Masayuki 2149.97
47 Meijinsen Match R3,R4
Date 2009-11-22 Rating 2674.42
Round Color Result Opponent
3 Black Loss Kawamura Norihiko 2598.62
4 Black Win Kawamura Norihiko 2598.62
40th Kyoto Classified - Special class
Date 2009-11-09 Rating 2676.45
Round Color Result Opponent
1 Black Win Tamura Kazumasa 2485.16
2 White Win Miyagawa Junzo 2189.38
3 Black Win Oosumi Yuuki 2612.02
4 White Win Iio Yoshihiro 2497.09
5 Black Win Sakamoto Suzan 2302.00
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2676.53
Round Color Result Opponent
S1 White Win Iio Yoshihiro 2497.03
S2 Black Win Matsuo Yoshihiro 2030.88
S3 White Draw Tamura Kazumasa 2485.17
S4 Black Win Okumura Toyohiko 2309.54
S5 Black Win Miyoshi Takeo 2148.65
47 Meijinsen Match R1,R2
Date 2009-10-18 Rating 2677.83
Round Color Result Opponent
1 White Win Kawamura Norihiko 2604.56
2 White Draw Kawamura Norihiko 2604.56
4th Kansai Championship, final match
Date 2009-03-15 Rating 2686.61
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2588.68
2 White Loss Oosumi Yuuki 2588.68
46 Meijinsen Match R3-R4
Date 2008-11-23 Rating 2701.74
Round Color Result Opponent
3 White Win Okabe Hiroshi 2655.44
46 Meijinsen Match R1-R2
Date 2008-10-19 Rating 2705.34
Round Color Result Opponent
1 Black Draw Okabe Hiroshi 2657.73
2 White Win Okabe Hiroshi 2657.73
3rd Kansai Championship final match
Date 2008-03-16 Rating 2721.82
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2538.86
2 Black Win Oosumi Yuuki 2538.86
The 45th Meijin-sen Match
Date 2007-11-24 Rating 2726.06
Round Color Result Opponent
1 Black Win Yamaguchi Yusui 2609.26
2 Black Draw Yamaguchi Yusui 2609.26
3 Black Win Yamaguchi Yusui 2609.26
39th Kyoto Classified - Special Class
Date 2007-11-11 Rating 2726.05
Round Color Result Opponent
1 Black Win Miyagawa Junzo 2246.32
2 White Win Iio Yoshihiro 2509.42
3 White Draw Okabe Hiroshi 2628.09
4 White Win Tamura Kazumasa 2398.47
5 Black Win Oosumi Yuuki 2533.89
2nd Kansai Championship, Final Match
Date 2007-03-18 Rating 2716.63
Round Color Result Opponent
1 Black Win Iio Yoshihiro 2500.27
2 White Win Iio Yoshihiro 2500.27
The 44th Meijin-sen Match
Date 2006-11-26 Rating 2708.48
Round Color Result Opponent
1 Black Win Kawamura Norihiko 2635.51
2 Black Win Kawamura Norihiko 2635.51
3 White Draw Kawamura Norihiko 2635.51
38th Kyoto Classified - Special class
Date 2006-11-12 Rating 2706.74
Round Color Result Opponent
1 White Win Adachi Yasuhiro 2042.08
2 White Loss Oosumi Yuuki 2457.95
3 White Win Okumura Toyohiko 2277.73
4 Black Draw Iio Yoshihiro 2494.15
5 White Win Doi Manabu 2115.44
1st Kansai Championship final match
Date 2006-02-12 Rating 2692.14
Round Color Result Opponent
1 Black Win Takashima Junya 2491.27
2 Black Loss Takashima Junya 2491.27
3 Black Win Takashima Junya 2491.27
The 43rd Meijin-sen Match
Date 2006-01-28 Rating 2691.66
Round Color Result Opponent
1 Black Win Kawamura Norihiko 2647.24
2 Black Loss Kawamura Norihiko 2647.24
3 White Win Kawamura Norihiko 2647.24
4 Black Draw Kawamura Norihiko 2647.24
5 White Win Kawamura Norihiko 2647.24
1st Kansai Championship 3rd round
Date 2006-01-08 Rating 2689.99
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2270.49
2 White Win Takashima Junya 2492.63
3 Black Win Sagara Takashi 2474.33
37th Kyoto Classified - Special class
Date 2005-11-13 Rating 2683.06
Round Color Result Opponent
1 Black Win Kudomi Takahiro 2280.02
2 Black Loss Takashima Junya 2492.94
3 Black Win Matsuo Yoshihiro 2003.03
4 White Win Hata Masayuki 2197.16
5 Black Win Iio Yoshihiro 2466.20
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2680.34
Round Color Result Opponent
1 Black Loss Takashima Junya 2490.36
2 Black Win Adachi Yasuhiro 2035.07
3 Black Win Miyagawa Junzo 2239.76
4 White Win Iio Yoshihiro 2462.81
The 43rd Meijin-sen Tournament
Date 2005-09-19 Rating 2678.58
Round Color Result Opponent
1 Black Win Kawate Kozo 2168.25
2 Black Loss Yamaguchi Yusui 2576.15
3 Black Win Takashima Junya 2486.73
4 White Win Tanaka Koichi 2316.80
5 Black Win Okabe Hiroshi 2571.89
6 Black Win Ishitani Shin-ichi 2382.88
7 Black Win Oosumi Yuuki 2385.31
8 Black Win Sato Kiyotomi 2380.82
9 White Win Matsuura Hiroshi 2334.75
36th Kyoto Classified - Special Class
Date 2004-11-14 Rating 2642.35
Round Color Result Opponent
1 White Win Iwata Akihisa 2167.80
2 White Loss Miyagawa Junzo 2246.58
3 White Win Miyoshi Takeo 2247.64
4 Black Win Kudomi Takahiro 2320.85
5 Black Draw Iio Yoshihiro 2447.16
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2639.46
Round Color Result Opponent
1 White Win Ishitani Shin-ichi 2368.99
2 Black Draw Sakashita Shoichi 2182.81
3 Black Loss Kawamura Norihiko 2689.83
4 Black Win Matsuura Hiroshi 2375.32
5 Black Win Iio Yoshihiro 2445.94
6 Black Win Sakamoto Suzan 2274.53
7 Black Win Takagawa Teiji 2316.32
8 White Win Saito Koji 2174.92
9 Black Win Okabe Hiroshi 2548.22
41st Meijin-sen Match
Date 2003-12-21 Rating 2616.56
Round Color Result Opponent
1 Black Win Yamaguchi Yusui 2577.47
2 Black Loss Yamaguchi Yusui 2577.47
3 Black Win Yamaguchi Yusui 2577.47
4 Black Loss Yamaguchi Yusui 2577.47
5 Black Loss Yamaguchi Yusui 2577.47
35th Kyoto Classified - Special Class
Date 2003-11-09 Rating 2615.48
Round Color Result Opponent
1 White Win Doi Manabu 2085.78
2 Black Win Hata Masayuki 2121.50
3 White Win Iio Yoshihiro 2469.98
4 Black Win Iwata Akihisa 2193.39
5 White Win Miyagawa Junzo 2251.78
41st Meijin-sen Tournament
Date 2003-09-15 Rating 2611.65
Round Color Result Opponent
1 Black Win Ishitani Shin-ichi 2374.50
2 Black Draw Okabe Hiroshi 2531.23
3 Black Win Kuga Akio 2360.53
4 Black Loss Kudomi Takahiro 2332.16
5 Black Win Iio Yoshihiro 2473.99
6 Black Win Takashima Junya 2348.00
7 Black Win Isobe Taizan 2411.94
8 Black Win Miyagawa Junzo 2252.05
9 Black Win Matsuura Hiroshi 2376.70
34th Kyoto Classified - special class
Date 2002-11-10 Rating 2578.74
Round Color Result Opponent
1 White Win Miyoshi Takeo 2233.25
2 White Win Doi Manabu 2100.55
3 Black Loss Kudomi Takahiro 2372.36
4 Black Loss Iio Yoshihiro 2430.47
The 40th Meijin-sen Match
Date 2002-11-03 Rating 2578.66
Round Color Result Opponent
1 Black Loss Yamaguchi Yusui 2571.55
2 Black Loss Yamaguchi Yusui 2571.55
3 Black Win Yamaguchi Yusui 2571.55
4 Black Loss Yamaguchi Yusui 2571.55
40th Meijin-sen Tournament
Date 2002-09-16 Rating 2581.85
Round Color Result Opponent
1 Black Win Yamaguchi Yusui 2571.19
2 Black Win Takagawa Teiji 2339.60
3 Black Draw Isobe Taizan 2434.05
4 Black Win Nishimura Toshio 2345.10
5 Black Win Iio Yoshihiro 2423.41
6 Black Draw Kudomi Takahiro 2374.88
7 White Win Matsuura Hiroshi 2303.97
8 Black Win Ishitani Shin-ichi 2381.42
9 Black Win Okabe Hiroshi 2464.39
The 39th Meijin-sen Match
Date 2002-01-06 Rating 2571.42
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2777.64
2 Black Draw Nakamura Shigeru 2777.64
3 Black Loss Nakamura Shigeru 2777.64
33rd Kyoto Classified - special class
Date 2001-11-11 Rating 2569.95
Round Color Result Opponent
1 White Win Nara Hideki 2529.46
2 White Win Kudomi Takahiro 2372.20
3 Black Win Sakamoto Suzan 2225.78
4 White Loss Iio Yoshihiro 2411.54
5 White Win Ishitani Shin-ichi 2386.74
The 39th Meijin-sen Tournament
Date 2001-09-24 Rating 2567.44
Round Color Result Opponent
1 Black Loss Hayakawa Yoshimi 2414.60
2 White Draw Nara Hideki 2529.41
3 Black Win Maruyama Yasushi 2191.05
4 White Win Matsuura Hiroshi 2254.58
5 Black Win Nishimura Toshio 2357.87
6 Black Win Kudomi Takahiro 2374.82
7 Black Win Yamaguchi Yusui 2540.12
8 White Loss Takagawa Teiji 2324.10
9 Black Win Iio Yoshihiro 2407.95
World Championship BT
Date 2001-08-12 Rating 2565.50
Round Color Result Opponent
1 Black Win Chung Chun-Chih 1914.80
2 White Win Poghosyan Albert 2330.25
3 Black Win Kusajima Masato 2373.52
4 Black Win Iio Yoshihiro 2405.21
5 Black Win Sakamoto Suzan 2213.89
6 White Win Carlsson Martin 2301.82
7 Black Draw Eibatov Nizami 2340.51
8 Black Win Henningsson Anders 2438.29
World Championship QT
Date 2001-08-06 Rating 2564.74
Round Color Result Opponent
1 White Win Choi Yun Suk 2128.55
2 White Draw Nara Hideki 2535.34
3 White Win Wang Zi 2154.95
4 White Draw Karlsson Stefan 2503.27
5 White Win Poghosyan Albert 2330.37
6 White Loss Gardström Petter 2495.48
7 Black Loss Kim Byoung-Jun 2448.22
Japan WC Qualification tournament
Date 2001-03-24 Rating 2557.89
Round Color Result Opponent
1 Black Loss Sunagawa Shouki 2209.59
2 Black Win Okabe Hiroshi 2346.40
3 Black Loss Kusajima Masato 2369.58
4 Black Win Sakamoto Suzan 2187.92
5 Black Win Mitsumori Masao 2295.23
6 Black Win Ishitani Shin-ichi 2397.23
7 Black Win Nara Hideki 2547.06
The 38th Meijin-sen Match
Date 2000-12-03 Rating 2555.12
Round Color Result Opponent
1 White Loss Nakamura Shigeru 2760.70
2 White Loss Nakamura Shigeru 2760.70
3 White Draw Nakamura Shigeru 2760.70
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 2554.91
Round Color Result Opponent
1 Black Loss Iwata Akihisa 2198.54
2 White Win Koiso Shigemasa 2152.53
3 White Win Iio Yoshihiro 2369.52
4 Black Loss Nara Hideki 2562.20
5 Black Draw Sakamoto Suzan 2189.82
38th Meijinsen Tournament
Date 2000-10-01 Rating 2558.93
Round Color Result Opponent
1 White Win Maruyama Yasushi 2223.35
2 White Win Arai Yutaka 2168.92
3 Black Win Iio Yoshihiro 2364.83
4 Black Win Kudomi Takahiro 2353.90
5 Black Win Kusajima Masato 2353.41
6 White Win Nishizono Norio 2359.02
7 Black Loss Nara Hideki 2563.09
8 Black Win Fujinami Hisao 2239.30
9 White Win Hayakawa Yoshimi 2424.96
Team World Championship
Date 2000-05-06 Rating 2560.59
Round Color Result Opponent
1 White Win Rusin Vladislav 2494.48
2 White Win Lents Johann 2240.40
3 White Win Piddubny Konstantin 2093.89
4 Black Loss Rusin Vladislav 2494.48
5 Black Win Lents Johann 2240.40
6 Black Win Piddubny Konstantin 2093.89
7 Black Draw Karlsson Stefan 2534.44
8 White Loss Karlsson Stefan 2534.44
9 White Draw Rusin Vladislav 2494.48
10 Black Win Rusin Vladislav 2494.48
World Championship AT
Date 1999-08-05 Rating 2564.74
Round Color Result Opponent
1 White Loss Makarov Pavel 2439.77
2 Black Win Sushkov Vladimir 2536.85
3 White Win Zhang Jinyu 2388.00
4 White Win Hayakawa Yoshimi 2461.55
5 Black Win Sagara Takashi 2449.12
6 White Loss Karlsson Stefan 2535.06
7 Black Loss Soosõrv Ants 2515.08
8 White Win Nishizono Norio 2405.88
9 Black Loss Kozhin Mikhail 2556.59
10 White Win Sinyov Igor 2567.62
11 White Loss Meritee Ando 2777.42
The 35th Meijin-sen Match
Date 1997-11-23 Rating 2588.63
Round Color Result Opponent
1 White Loss Nakamura Shigeru 2741.02
2 White Loss Nakamura Shigeru 2741.02
3 White Loss Nakamura Shigeru 2741.02
World Championship AT
Date 1997-08-06 Rating 2599.96
Round Color Result Opponent
1 White Win Klimashin Alexander 2474.43
2 Black Win Sinyov Igor 2521.92
3 Black Win Soosõrv Ants 2527.89
4 Black Win Kawamura Norihiko 2574.28
5 White Win Gardström Petter 2383.85
6 Black Win Reims Aldis 2540.97
7 White Draw Karlsson Stefan 2437.26
8 White Win Sagara Takashi 2520.23
9 White Win Nara Hideki 2534.37
10 Black Draw Kozhin Mikhail 2520.24
11 Black Loss Meritee Ando 2707.11
The 34th Meijin-sen Match
Date 1996-11-30 Rating 2582.81
Round Color Result Opponent
1 Black Draw Kawamura Norihiko 2580.89
2 White Win Kawamura Norihiko 2580.89
3 Black Loss Kawamura Norihiko 2580.89
4 Black Draw Kawamura Norihiko 2580.89
5 Black Win Kawamura Norihiko 2580.89
34th Meijin-sen Tournament
Date 1996-09-23 Rating 2575.68
Round Color Result Opponent
1 Black Draw Sagara Takashi 2473.70
2 Black Win Yamaguchi Yusui 2420.47
3 Black Loss Nishizono Norio 2461.85
4 White Win Matsuura Hiroshi 2178.34
5 Black Win Nara Hideki 2524.69
6 White Win Maruyama Yasushi 2193.34
7 White Win Nishimura Toshio 2340.85
8 White Win Ooi Kozo 2302.16
9 Black Win Isobe Taizan 2395.50
Team World Championship
Date 1996-05-04 Rating 2552.92
Round Color Result Opponent
1 White Draw Peskov Stepan 2466.10
2 White Loss Soosõrv Ants 2453.89
3 Black Win Deng Jinghui 2109.58
4 Black Win Kozhin Mikhail 2505.79
5 Black Win Soosõrv Ants 2453.89
6 White Win Deng Jinghui 2109.58
9 Black Win Sahakyan Tigran 1828.62
10 Black Win Sahakyan Tigran 1828.62
The 33rd Meijin-sen Match
Date 1995-11-05 Rating 2521.12
Round Color Result Opponent
1 Black Loss Kawamura Norihiko 2605.39
2 Black Loss Kawamura Norihiko 2605.39
3 Black Loss Kawamura Norihiko 2605.39
World Championship BT
Date 1995-08-07 Rating 2512.95
Round Color Result Opponent
White Win Balanova Jelena 2217.08
Black Loss Sinyov Igor 2492.85
White Win Chernov Sergey 2217.93
White Loss Hayakawa Yoshimi 2532.17
Black Win Jonsson Peter 2126.33
White Win Bertilsson Anders 2060.65
Black Win Skuridina Olga 1967.75
Black Win Demidov Alexey 2140.37
Kyoto - 1200
Date 1994-08-07 Rating 2490.14
Round Color Result Opponent
1 Black Loss Arai Yutaka 2245.25
2 White Loss Kudomi Takahiro 2208.72
3 White Win Sawai Toshio 1746.09
4 Black Win Alexandrov Victor 2385.98
5 White Win Takazawa Nagayoshi 2127.35
6 White Win Matsuura Hiroshi 2205.60
7 Black Win Dvoeglazov Vladimir 2280.89
World Championship AT
Date 1993-08-12 Rating 2488.15
Round Color Result Opponent
1 Black Loss Nara Hideki 2541.59
2 White Win Mikhailov Nikolay 2410.16
3 Black Win Meritee Ando 2565.94
4 White Draw Sundling Ingvar 2394.24
5 Black Loss Sagara Takashi 2394.31
6 White Win Nikonov Konstantin 2379.51
7 Black Win Karlsson Stefan 2299.13
8 White Loss Reims Aldis 2503.28
9 Black Win Poghosyan Albert 2219.75
10 Black Win Soosõrv Ants 2405.47
11 White Loss Kozhin Mikhail 2434.59
The 30th Meijin-sen Match
Date 1992-10-04 Rating 2488.37
Round Color Result Opponent
1 Black Draw Nakamura Shigeru 2665.46
2 White Loss Nakamura Shigeru 2665.46
3 Black Win Nakamura Shigeru 2665.46
4 White Loss Nakamura Shigeru 2665.46
World Championship AT
Date 1991-08-10 Rating 2474.93
Round Color Result Opponent
1 Black Win Nara Hideki 2511.11
2 Black Win Unterweger Michael 1969.53
3 White Win Sinyov Igor 2378.19
4 Black Win Gardström Petter 2285.24
5 Black Win Voskanyan Eduard 2357.91
6 White Win Palmgren Jan 2224.03
7 Black Loss Nakamura Shigeru 2672.18
8 White Loss Kozhin Mikhail 2413.57
9 Black Win Reims Aldis 2471.29
10 White Loss Sundling Ingvar 2345.88
11 Black Loss Yamaguchi Yusui 2424.57
The 28th Meijin-sen Match
Date 1990-12-02 Rating 2463.91
Round Color Result Opponent
1 White Loss Nakamura Shigeru 2650.87
2 Black Win Nakamura Shigeru 2650.87
3 Black Draw Nakamura Shigeru 2650.87
4 White Loss Nakamura Shigeru 2650.87
The 27th Meijin-sen Match
Date 1989-11-18 Rating 2433.67
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2632.29
2 White Draw Nakamura Shigeru 2632.29
3 Black Win Nakamura Shigeru 2632.29
4 White Loss Nakamura Shigeru 2632.29
World Championship AT
Date 1989-08-06 Rating 2421.25
Round Color Result Opponent
1 White Win Kozhin Mikhail 2357.01
2 Black Loss Nishimura Toshio 2401.11
3 Black Win Gardström Petter 2239.03
4 Black Loss Nakamura Shigeru 2631.32
5 White Win Palmgren Jan 2118.06
6 Black Win Sundling Ingvar 2229.24
7 White Loss Nara Hideki 2499.39
8 White Win Bobkov Evgeniy 2297.99
9 Black Draw Mikhailov Nikolay 2342.86
The 26th Meijin-sen Match
Date 1988-11-19 Rating 2387.60
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2610.52
2 White Loss Nakamura Shigeru 2610.52
3 White Loss Nakamura Shigeru 2610.52
Japan-Sweden Renju Friendship Tournament
Date 1985-07-01 Rating 2287.27
Round Color Result Opponent
1 White Loss Kawamura Norihiko 2445.87