Hasegawa Kazuto (長谷川一人)

Place: Osaka, Japan

Birth: 1963-02-12

Rating: 2526.49, Std: 89.87, Rank: 98

First game: 1985-07-01, Last game: 2025-03-16

Top rating: 2767.57 (2007-11-24)

Games: 600, Wins: 357, Draws: 77, Losses: 166

Gy1: 18, Gy2: 34, Gy5: 95

20 Kansai Championship Final
Date	2025-03-16		Rating	2526.49
Round	Color	Result	Opponent
1	White	Draw	Tachi Masaya	2537.26
2	White	Win	Tachi Masaya	2537.26
3	White	Loss	Tachi Masaya	2537.26
4	Black	Loss	Tachi Masaya	2537.26
20 Kansai Championship 2nd round
Date	2024-12-08		Rating	2531.26
Round	Color	Result	Opponent
1	White	Loss	Makino Mitsunori	2630.66
2	White	Win	Makino Mitsunori	2630.66
3	Black	Win	Makino Mitsunori	2630.66
56 Kyoto Classified Tournament
Date	2024-11-23		Rating	2530.46
Round	Color	Result	Opponent
1	Black	Win	Horikawa Yasuto	1867.80
2	White	Loss	Tachi Masaya	2564.55
3	Black	Win	Hata Masayuki	2077.54
4	Black	Draw	Makino Mitsunori	2632.19
5	White	Win	Kawaai Hitoshi	2056.91
20 Kansai Championship 1st round
Date	2024-11-17		Rating	2530.25
Round	Color	Result	Opponent
1	White	Win	Yoshida Hisao	2210.59
2	White	Loss	Yoshida Hisao	2210.59
3	White	Win	Yoshida Hisao	2210.59
62 Meijinsen Tournament Kansai area 2nd round
Date	2024-06-16		Rating	2534.80
Round	Color	Result	Opponent
1	Black	Loss	Tachi Masaya	2590.94
2	White	Loss	Makino Mitsunori	2631.06
3	White	Win	Yoshida Hisao	2191.30
19 Kansai Championship 2nd round
Date	2024-02-18		Rating	2547.09
Round	Color	Result	Opponent
1	Black	Win	Yoshida Hisao	2180.17
3	White	Loss	Tachi Masaya	2594.52
55 Kyoto Classified Tournament
Date	2023-11-11		Rating	2560.88
Round	Color	Result	Opponent
1	Black	Loss	Makino Mitsunori	2626.26
2	Black	Win	Hata Masayuki	2078.96
3	Black	Win	Tanaka Shotaro	2302.94
4	White	Win	Tachi Masaya	2587.97
5	White	Win	Ishitani Shin-ichi	2397.67
61st Meijinsen Tournament
Date	2023-09-18		Rating	2564.46
Round	Color	Result	Opponent
1	White	Win	Tachi Masaya	2579.91
2	White	Loss	Fujita Maiko	2412.71
3	Black	Draw	Nakayama Tomoharu	2772.93
4	White	Loss	Kawano Takahisa	2526.94
5	Black	Draw	Makino Mitsunori	2620.55
6	Black	Win	Maruyama Yasushi	2256.24
7	White	Loss	Matsuda Shoma	2395.80
8	White	Draw	Okabe Hiroshi	2714.93
9	White	Win	Yamane Tomohiro	2073.86
2nd Masters Renju Tournament
Date	2023-04-23		Rating	2585.93
Round	Color	Result	Opponent
2	White	Win	Tomobe Katsuhiro	2084.57
3	Black	Win	Yamamoto Yasuhiro	2149.52
4	White	Draw	Ishitani Shin-ichi	2371.06
5	White	Win	Takazawa Nagayoshi	2288.90
6	Black	Win	Iwano Fumio	2196.97
7	White	Win	Miyamoto Syunju	2282.28
18th Kansai Championship Final
Date	2023-03-30		Rating	2588.75
Round	Color	Result	Opponent
1	White	Win	Makino Mitsunori	2617.27
2	Black	Loss	Makino Mitsunori	2617.27
3	Black	Loss	Makino Mitsunori	2617.27
54 Kyoto Classified Tournament
Date	2022-11-12		Rating	2610.71
Round	Color	Result	Opponent
S2	Black	Win	Inoue Fumiya	2521.27
S3	White	Win	Sakamoto Suzan	2218.59
S4	White	Win	Makino Mitsunori	2623.42
S5	White	Win	Ishitani Shin-ichi	2365.96
60th Meijinsen Tournament
Date	2022-09-19		Rating	2612.21
Round	Color	Result	Opponent
1	Black	Win	Nagasoe Hiroki	2651.79
2	White	Win	Ishitani Shin-ichi	2356.29
3	Black	Win	Miyamoto Syunju	2249.30
4	Black	Win	Kawamoto Shoma	2316.81
5	Black	Draw	Nakayama Tomoharu	2799.05
6	White	Loss	Okabe Hiroshi	2695.01
7	White	Win	Makino Mitsunori	2623.28
8	White	Win	Ono Takayuki	2418.18
9	White	Draw	Kuga Akio	2394.00
60th Meijinsen Qualification Kansai area 2nd round
Date	2022-06-19		Rating	2600.91
Round	Color	Result	Opponent
1	Black	Win	Tanaka Shotaro	2301.83
2	Black	Win	Tachi Masaya	2498.07
3	White	Win	Makino Mitsunori	2615.53
60th Meijinsen Tournament Kansai area 1st round
Date	2022-05-15		Rating	2592.61
Round	Color	Result	Opponent
1	White	Win	Kito Shinichi	2180.86
2	White	Win	Tachi Masaya	2499.38
4	White	Loss	Makino Mitsunori	2612.76
5	White	Win	Tanaka Shotaro	2297.19
17th Kansai Championship Final
Date	2022-03-17		Rating	2577.72
Round	Color	Result	Opponent
1	Black	Loss	Makino Mitsunori	2607.87
2	White	Loss	Makino Mitsunori	2607.87
59th Meijinsen Tournament
Date	2022-01-10		Rating	2567.75
Round	Color	Result	Opponent
1	Black	Win	Hayashi Shoichi	2150.52
2	White	Loss	Iio Yoshihiro	2393.47
3	White	Loss	Nagasoe Hiroki	2653.04
4	Black	Win	Maruyama Yasushi	2268.90
5	Black	Loss	Ono Takayuki	2419.10
6	Black	Win	Maruta Hiroki	2243.90
7	White	Loss	Kamiya Shunsuke	2853.82
8	Black	Draw	Okabe Hiroshi	2698.73
9	Black	Draw	Nakayama Tomoharu	2818.83
53 Kyoto Classified Tournament
Date	2021-11-13		Rating	2566.19
Round	Color	Result	Opponent
S1	White	Win	Hata Masayuki	2137.33
S2	White	Loss	Maruta Hiroki	2259.72
S3	Black	Loss	Fujita Maiko	2367.82
S4	White	Win	Hayashi Shoichi	2153.37
S5	Black	Win	Iio Yoshihiro	2389.51
59 Meijinsen Qualification Kansai area 2nd round
Date	2021-07-18		Rating	2578.52
Round	Color	Result	Opponent
1	Black	Win	Iio Yoshihiro	2391.95
2	Black	Win	Hayashi Shoichi	2167.11
3	White	Win	Makino Mitsunori	2563.29
59 Meijinsen Qualification Kansai area 1st round
Date	2021-06-20		Rating	2578.90
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2141.84
2	White	Win	Tanaka Shotaro	2269.48
3	Black	Draw	Iio Yoshihiro	2391.83
4	White	Win	Hayashi Shoichi	2168.43
16 Kansai Championship final match
Date	2021-04-11		Rating	2579.40
Round	Color	Result	Opponent
1	Black	Win	Makino Mitsunori	2562.68
2	Black	Loss	Makino Mitsunori	2562.68
3	Black	Loss	Makino Mitsunori	2562.68
15 Kansai Championship final match
Date	2020-10-18		Rating	2591.75
Round	Color	Result	Opponent
1	Black	Win	Makino Mitsunori	2526.72
2	White	Draw	Makino Mitsunori	2526.72
3	White	Win	Makino Mitsunori	2526.72
58 Meijinsen Qualification Kansai area 2nd round
Date	2020-07-19		Rating	2590.87
Round	Color	Result	Opponent
1	White	Win	Kito Shinichi	2168.61
2	Black	Loss	Makino Mitsunori	2487.94
3	Black	Draw	Tachi Masaya	2489.36
51 Kyoto Classified Tournament
Date	2019-11-04		Rating	2608.59
Round	Color	Result	Opponent
S1	White	Win	Kawano Takahisa	2454.39
S2	White	Draw	Kawamura Norihiko	2659.54
S3	Black	Draw	Tanaka Toshiki	2483.70
S4	Black	Win	Iio Yoshihiro	2403.69
S5	White	Win	Ozawa Tetsushi	1962.27
57 Meijinsen Tournament
Date	2019-09-16		Rating	2609.50
Round	Color	Result	Opponent
1	Black	Loss	Nakayama Tomoharu	2823.91
2	White	Win	Kawano Takahisa	2455.61
3	White	Loss	Kamiya Shunsuke	2821.21
4	Black	Win	Kawamura Norihiko	2660.21
5	White	Loss	Okabe Hiroshi	2723.17
6	Black	Win	Inoue Fumiya	2416.27
7	Black	Win	Koyama Jun	2606.10
8	White	Win	Ishitani Shin-ichi	2381.30
9	White	Win	Matsuura Hiroshi	2363.16
14 Kansai Championship final match R3
Date	2019-08-19		Rating	2606.23
Round	Color	Result	Opponent
3	White	Win	Iio Yoshihiro	2418.47
57 Meijinsen Qualification Kansai area 2nd round
Date	2019-06-16		Rating	2596.95
Round	Color	Result	Opponent
1	White	Loss	Tachi Masaya	2517.62
2	Black	Win	Kashihara Akihiko	2372.13
3	Black	Loss	Kawamura Norihiko	2670.36
ex1	Black	Draw	Tachi Masaya	2517.62
ex2	Black	Win	Tachi Masaya	2517.62
57 Meijinsen Qualification Kansai area 1st round
Date	2019-05-19		Rating	2594.50
Round	Color	Result	Opponent
1	White	Win	Hayashi Shoichi	2161.53
2	Black	Win	Iio Yoshihiro	2438.73
3	Black	Loss	Kawamura Norihiko	2670.83
4	Black	Win	Tanaka Toshiki	2483.01
14 Kansai Championship final match
Date	2019-05-06		Rating	2592.91
Round	Color	Result	Opponent
1	Black	Win	Iio Yoshihiro	2441.49
2	White	Loss	Iio Yoshihiro	2441.49
14 Kansai Championship 2nd round
Date	2019-02-17		Rating	2586.88
Round	Color	Result	Opponent
1	Black	Win	Masuda Yuuto	1843.93
2	Black	Win	Hayashi Shoichi	2151.01
50 Kyoto Classified Tournament
Date	2018-11-11		Rating	2578.33
Round	Color	Result	Opponent
1	Black	Loss	Tanaka Toshiki	2498.46
2	White	Win	Sakamoto Suzan	2285.55
3	White	Win	Fujita Maiko	2249.26
4	Black	Win	Ishitani Shin-ichi	2420.51
5	White	Win	Hata Masayuki	2175.88
14 Kansai Championship 1st round
Date	2018-10-21		Rating	2576.38
Round	Color	Result	Opponent
1	Black	Win	Kito Shinichi	2178.77
2	Black	Win	Hayashi Shoichi	2136.41
3	Black	Win	Sakamoto Suzan	2286.41
4	White	Loss	Masuda Yuuto	1848.87
5	White	Win	Sakamoto Ryuto	1991.13
56 Meijinsen Tournament
Date	2018-09-17		Rating	2575.60
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2700.05
2	White	Loss	Nakamura Shigeru	2998.05
3	White	Loss	Ishitani Shin-ichi	2427.08
4	Black	Win	Kawamura Norihiko	2653.15
5	White	Loss	Kamiya Shunsuke	2797.26
7	White	Win	Kuga Akio	2422.48
8	White	Win	Matsuura Hiroshi	2353.90
9	Black	Loss	Koyama Jun	2570.72
56 Meijinsen Qualification Kansai area 2nd round
Date	2018-06-17		Rating	2580.77
Round	Color	Result	Opponent
1	Black	Draw	Kawamura Norihiko	2661.90
2	White	Draw	Tachi Masaya	2546.96
3	White	Win	Iio Yoshihiro	2497.77
13 Kansai Championship 2nd round
Date	2018-02-18		Rating	2581.53
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2534.10
2	White	Win	Matsui Tsunehiro	2170.61
3	White	Loss	Tachi Masaya	2554.23
49 Kyoto Classified Tournament
Date	2017-11-12		Rating	2593.28
Round	Color	Result	Opponent
S1	Black	Win	Hata Masayuki	2193.10
S2	Black	Loss	Iio Yoshihiro	2543.09
S3	Black	Win	Ishitani Shin-ichi	2394.13
S4	White	Win	Kawamura Norihiko	2657.16
S5	Black	Win	Nishida Toshio	2063.60
55 Meijinsen Tournament
Date	2017-09-18		Rating	2597.45
Round	Color	Result	Opponent
1	Black	Win	Kawano Takahisa	2436.43
2	White	Win	Tamada Yoichi	2510.30
3	Black	Win	Maruyama Yasushi	2282.07
4	Black	Draw	Sato Kiyotomi	2450.73
5	Black	Win	Matsuura Hiroshi	2339.90
6	White	Loss	Iio Yoshihiro	2548.06
7	White	Loss	Kamiya Shunsuke	2810.19
8	Black	Loss	Okabe Hiroshi	2721.64
9	Black	Loss	Nakayama Tomoharu	2843.93
55 Meijinsen Qualification Kansai area 2nd round
Date	2017-06-18		Rating	2609.89
Round	Color	Result	Opponent
1	Black	Win	Kawamura Norihiko	2640.16
2	White	Loss	Tachi Masaya	2537.35
3	Black	Loss	Iio Yoshihiro	2555.06
ex	Black	Win	Kawamura Norihiko	2640.16
12 Kansai Championship final match
Date	2017-03-19		Rating	2623.15
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2711.20
2	Black	Win	Oosumi Yuuki	2711.20
3	White	Loss	Oosumi Yuuki	2711.20
12 Kansai Championship 2nd round
Date	2017-02-19		Rating	2627.63
Round	Color	Result	Opponent
2	Black	Draw	Iio Yoshihiro	2547.83
3	Black	Win	Sakamoto Suzan	2271.15
ex	Black	Win	Iio Yoshihiro	2547.83
48 Kyoto Classified Tournament
Date	2016-11-13		Rating	2639.07
Round	Color	Result	Opponent
SS1	Black	Win	Hata Masayuki	2200.16
SS2	White	Win	Okabe Hiroshi	2712.59
SS3	Black	Win	Kawamura Norihiko	2627.56
SS4	White	Win	Iio Yoshihiro	2554.57
12 Kansai Championship 1st round
Date	2016-10-23		Rating	2637.92
Round	Color	Result	Opponent
2	White	Win	Kubo Izumi	2129.42
3	Black	Loss	Sakamoto Suzan	2276.82
54 Meijinsen Tournament
Date	2016-09-19		Rating	2639.23
Round	Color	Result	Opponent
1	White	Loss	Kamiya Shunsuke	2760.19
2	Black	Draw	Tanaka Toshiki	2443.58
3	Black	Draw	Koyama Jun	2618.92
4	White	Win	Matsuura Hiroshi	2361.78
5	Black	Loss	Nakayama Tomoharu	2777.87
6	Black	Win	Maruyama Yasushi	2291.18
7	Black	Loss	Okabe Hiroshi	2718.19
8	Black	Win	Iio Yoshihiro	2561.10
9	Black	Win	Kuga Akio	2366.86
53 Meijinsen Match R3
Date	2015-11-14		Rating	2667.24
Round	Color	Result	Opponent
3	Black	Loss	Nakamura Shigeru	2921.82
47 Kyoto Classified Tournament
Date	2015-11-08		Rating	2667.91
Round	Color	Result	Opponent
S1	White	Win	Ishitani Shin-ichi	2394.74
S2	White	Loss	Okabe Hiroshi	2717.14
S3	Black	Win	Tachi Masaya	2471.64
S4	Black	Win	Mano Yoshihisa	2360.59
S5	Black	Draw	Epifanov Dmitry	2716.46
53 Meijinsen Match R1,2
Date	2015-10-11		Rating	2670.39
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2918.29
2	Black	Loss	Nakamura Shigeru	2918.29
53 Meijinsen Tournament
Date	2015-09-22		Rating	2672.90
Round	Color	Result	Opponent
1	White	Win	Koyama Jun	2635.86
2	White	Win	Okabe Hiroshi	2718.23
3	Black	Loss	Oosumi Yuuki	2773.56
4	White	Win	Ishitani Shin-ichi	2392.71
5	White	Win	Matsuura Hiroshi	2399.42
6	White	Draw	Nakayama Tomoharu	2769.83
7	White	Draw	Tamada Yoichi	2583.22
8	White	Win	Kawamura Norihiko	2623.10
9	White	Win	Iio Yoshihiro	2532.03
53 Meijinsen Qualification Kansai area 2nd round
Date	2015-06-21		Rating	2667.21
Round	Color	Result	Opponent
1	Black	Win	Koiso Shigemasa	2182.30
2	Black	Win	Iio Yoshihiro	2525.65
3	White	Loss	Kawamura Norihiko	2638.95
52 Meijinsen Tournament
Date	2014-09-15		Rating	2655.61
Round	Color	Result	Opponent
1	White	Win	Iio Yoshihiro	2511.22
2	Black	Win	Kashihara Akihiko	2344.79
3	Black	Loss	Nakayama Tomoharu	2720.90
4	Black	Win	Sato Kiyotomi	2485.01
5	White	Draw	Tamada Yoichi	2565.29
6	Black	Win	Fukui Nobuhiro	2617.32
7	White	Loss	Oosumi Yuuki	2827.67
8	Black	Draw	Okabe Hiroshi	2749.41
9	White	Win	Matsuura Hiroshi	2352.72
9th Kansai Championship 2nd round
Date	2014-02-16		Rating	2631.83
Round	Color	Result	Opponent
2	White	Win	Sakamoto Suzan	2301.66
3	White	Loss	Iio Yoshihiro	2549.76
45 Kyoto Classified Tournament
Date	2013-11-10		Rating	2626.08
Round	Color	Result	Opponent
S1	Black	Win	Doi Manabu	2069.07
S2	Black	Win	Iio Yoshihiro	2533.31
S3	White	Loss	Oosumi Yuuki	2840.51
S4	White	Loss	Okabe Hiroshi	2759.09
S5	White	Win	Sandstrom Richard	2382.33
51 Meijinsen Tournament
Date	2013-09-16		Rating	2622.47
Round	Color	Result	Opponent
1	White	Win	Mano Yoshihisa	2316.41
2	Black	Win	Kamiya Shunsuke	2559.62
3	Black	Draw	Oosumi Yuuki	2845.98
4	White	Loss	Okabe Hiroshi	2754.76
5	White	Win	Kawate Kozo	2193.13
6	Black	Win	Yamaguchi Yusui	2592.03
7	Black	Draw	Hata Masayuki	2257.98
8	Black	Win	Kawano Takahisa	2371.33
9	Black	Loss	Sato Kiyotomi	2471.84
51 Meijinsen Qualification Kansai area 2nd round
Date	2013-06-16		Rating	2614.87
Round	Color	Result	Opponent
1	Black	Win	Matsui Tsunehiro	2186.03
2	Black	Win	Iio Yoshihiro	2494.97
3	White	Win	Hata Masayuki	2269.98
8th Kansai Championship final match
Date	2013-05-12		Rating	2609.91
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2847.48
2	Black	Loss	Oosumi Yuuki	2847.48
8th Kansai Championship 2nd round
Date	2013-02-17		Rating	2601.78
Round	Color	Result	Opponent
1	Black	Loss	Miyagawa Junzo	2218.46
2	Black	Win	Takahashi Roi	2180.61
3	Black	Win	Iio Yoshihiro	2480.93
ex	Black	Win	Iio Yoshihiro	2480.93
44 Kyoto Classified Tournament
Date	2012-11-11		Rating	2593.98
Round	Color	Result	Opponent
S1	White	Win	Tamura Kazumasa	2527.54
S2	Black	Draw	Okabe Hiroshi	2714.09
S3	White	Win	Ishitani Shin-ichi	2363.15
S4	Black	Draw	Oosumi Yuuki	2827.24
S5	Black	Win	Fukui Nobuhiro	2555.08
8th Kansai Championship 1st round
Date	2012-10-08		Rating	2585.54
Round	Color	Result	Opponent
1	Black	Win	Koiso Shigemasa	2169.57
2	Black	Win	Takahashi Roi	2172.92
3	Black	Win	Iio Yoshihiro	2471.20
4	Black	Loss	Kon Akira	1991.35
5	Black	Loss	Miyagawa Junzo	2215.82
50th Meijinsen Tournament
Date	2012-09-17		Rating	2583.48
Round	Color	Result	Opponent
1	Black	Draw	Yamaguchi Yusui	2653.94
2	Black	Win	Ono Takayuki	2430.53
3	Black	Win	Matsuura Hiroshi	2329.14
4	Black	Loss	Fukui Nobuhiro	2543.30
5	Black	Win	Nagasoe Hiroki	2550.50
6	White	Win	Nakayama Tomoharu	2626.15
7	Black	Loss	Nakamura Shigeru	2881.74
8	White	Loss	Iio Yoshihiro	2470.40
9	Black	Loss	Okabe Hiroshi	2711.16
50 Meijinsen Qualification Kansai area 2nd round
Date	2012-06-17		Rating	2575.45
Round	Color	Result	Opponent
1	Black	Win	Kise Katsumi	2547.23
2	Black	Win	Sakamoto Suzan	2337.04
3	White	Loss	Iio Yoshihiro	2479.26
43 Kyoto Classified Tournament
Date	2011-11-13		Rating	2555.85
Round	Color	Result	Opponent
S1	White	Loss	Okabe Hiroshi	2707.01
S2	Black	Loss	Miyoshi Takeo	2165.42
S3	White	Win	Doi Manabu	2110.20
S4	White	Win	Hata Masayuki	2233.27
S5	Black	Loss	Oosumi Yuuki	2775.67
49th Meijinsen Tournament
Date	2011-09-19		Rating	2558.30
Round	Color	Result	Opponent
1	White	Loss	Nakayama Tomoharu	2580.37
2	Black	Draw	Yamaguchi Yusui	2654.10
3	Black	Win	Kashihara Akihiko	2258.90
4	Black	Draw	Miyoshi Takeo	2160.70
5	White	Draw	Iio Yoshihiro	2494.24
6	Black	Win	Sakashita Shoichi	2146.30
7	Black	Draw	Kubo Izumi	2112.83
8	Black	Loss	Okabe Hiroshi	2707.31
9	White	Draw	Matsuura Hiroshi	2381.37
6th All Japan Championship
Date	2011-03-27		Rating	2596.57
Round	Color	Result	Opponent
1	White	Win	Koiso Shigemasa	2164.65
2	White	Win	Sato Kiyotomi	2400.52
3	Black	Draw	Iio Yoshihiro	2511.45
4	White	Loss	Kise Katsumi	2533.46
5	White	Win	Maruta Hiroki	2123.07
6	Black	Win	Ozawa Tetsushi	2094.76
48 Meijinsen Match R3,R4,R5
Date	2010-12-26		Rating	2619.14
Round	Color	Result	Opponent
3	Black	Loss	Oosumi Yuuki	2731.01
4	White	Draw	Oosumi Yuuki	2731.01
5	White	Loss	Oosumi Yuuki	2731.01
42 Kyoto Classified Tournament
Date	2010-11-14		Rating	2632.04
Round	Color	Result	Opponent
S1	White	Win	Miyagawa Junzo	2224.17
S2	White	Win	Kudomi Takahiro	2412.95
S3	White	Draw	Oosumi Yuuki	2720.86
S4	Black	Loss	Okabe Hiroshi	2696.21
S5	Black	Win	Kubo Izumi	2104.65
48 Meijinsen Match R1,R2
Date	2010-10-17		Rating	2640.43
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2711.73
2	White	Win	Oosumi Yuuki	2711.73
Team World Championship 2010
Date	2010-05-05		Rating	2686.11
Round	Color	Result	Opponent
1	White	Win	Tamura Kazumasa	2510.89
2	Black	Win	Mirme Madli	2211.54
3	White	Draw	Cao Dong	2717.90
4	Black	Draw	Lu Wei-Yuan	2494.75
5	White	Win	Karasyov Maxim	2659.45
7	Black	Win	Oll Aivo	2724.97
8	White	Win	Lu Wei-Yuan	2494.75
9	Black	Draw	Cao Dong	2717.90
10	Black	Draw	Oll Aivo	2724.97
5th Kansai Championship 3rd round
Date	2010-02-14		Rating	2695.01
Round	Color	Result	Opponent
1	White	Win	Sagara Takashi	2483.23
2	Black	Loss	Iio Yoshihiro	2529.51
3	Black	Win	Hata Masayuki	2150.33
47 Meijinsen Match R3,R4
Date	2009-11-22		Rating	2708.57
Round	Color	Result	Opponent
3	Black	Loss	Kawamura Norihiko	2618.48
4	Black	Win	Kawamura Norihiko	2618.48
40th Kyoto Classified - Special class
Date	2009-11-09		Rating	2711.03
Round	Color	Result	Opponent
1	Black	Win	Tamura Kazumasa	2509.16
2	White	Win	Miyagawa Junzo	2199.80
3	Black	Win	Oosumi Yuuki	2630.04
4	White	Win	Iio Yoshihiro	2520.45
5	Black	Win	Sakamoto Suzan	2322.81
41 Kyoto Classified Tournament
Date	2009-11-08		Rating	2711.11
Round	Color	Result	Opponent
S1	White	Win	Iio Yoshihiro	2520.37
S2	Black	Win	Matsuo Yoshihiro	2046.87
S3	White	Draw	Tamura Kazumasa	2509.18
S4	Black	Win	Okumura Toyohiko	2330.67
S5	Black	Win	Miyoshi Takeo	2156.57
47 Meijinsen Match R1,R2
Date	2009-10-18		Rating	2712.36
Round	Color	Result	Opponent
1	White	Win	Kawamura Norihiko	2626.47
2	White	Draw	Kawamura Norihiko	2626.47
4th Kansai Championship, final match
Date	2009-03-15		Rating	2719.06
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2610.45
2	White	Loss	Oosumi Yuuki	2610.45
46 Meijinsen Match R3-R4
Date	2008-11-23		Rating	2738.73
Round	Color	Result	Opponent
3	White	Win	Okabe Hiroshi	2682.14
46 Meijinsen Match R1-R2
Date	2008-10-19		Rating	2743.25
Round	Color	Result	Opponent
1	Black	Draw	Okabe Hiroshi	2686.01
2	White	Win	Okabe Hiroshi	2686.01
3rd Kansai Championship final match
Date	2008-03-16		Rating	2763.13
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2558.87
2	Black	Win	Oosumi Yuuki	2558.87
The 45th Meijin-sen Match
Date	2007-11-24		Rating	2767.57
Round	Color	Result	Opponent
1	Black	Win	Yamaguchi Yusui	2635.83
2	Black	Draw	Yamaguchi Yusui	2635.83
3	Black	Win	Yamaguchi Yusui	2635.83
39th Kyoto Classified - Special Class
Date	2007-11-11		Rating	2767.42
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Junzo	2265.87
2	White	Win	Iio Yoshihiro	2533.94
3	White	Draw	Okabe Hiroshi	2652.50
4	White	Win	Tamura Kazumasa	2409.27
5	Black	Win	Oosumi Yuuki	2558.45
2nd Kansai Championship, Final Match
Date	2007-03-18		Rating	2752.94
Round	Color	Result	Opponent
1	Black	Win	Iio Yoshihiro	2521.14
2	White	Win	Iio Yoshihiro	2521.14
The 44th Meijin-sen Match
Date	2006-11-26		Rating	2740.93
Round	Color	Result	Opponent
1	Black	Win	Kawamura Norihiko	2655.16
2	Black	Win	Kawamura Norihiko	2655.16
3	White	Draw	Kawamura Norihiko	2655.16
38th Kyoto Classified - Special class
Date	2006-11-12		Rating	2738.44
Round	Color	Result	Opponent
1	White	Win	Adachi Yasuhiro	2056.95
2	White	Loss	Oosumi Yuuki	2474.01
3	White	Win	Okumura Toyohiko	2286.94
4	Black	Draw	Iio Yoshihiro	2513.44
5	White	Win	Doi Manabu	2138.02
1st Kansai Championship final match
Date	2006-02-12		Rating	2719.79
Round	Color	Result	Opponent
1	Black	Win	Takashima Junya	2512.54
2	Black	Loss	Takashima Junya	2512.54
3	Black	Win	Takashima Junya	2512.54
The 43rd Meijin-sen Match
Date	2006-01-28		Rating	2719.27
Round	Color	Result	Opponent
1	Black	Win	Kawamura Norihiko	2667.26
2	Black	Loss	Kawamura Norihiko	2667.26
3	White	Win	Kawamura Norihiko	2667.26
4	Black	Draw	Kawamura Norihiko	2667.26
5	White	Win	Kawamura Norihiko	2667.26
1st Kansai Championship 3rd round
Date	2006-01-08		Rating	2717.18
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Suzan	2285.15
2	White	Win	Takashima Junya	2515.41
3	Black	Win	Sagara Takashi	2492.11
37th Kyoto Classified - Special class
Date	2005-11-13		Rating	2708.02
Round	Color	Result	Opponent
1	Black	Win	Kudomi Takahiro	2281.40
2	Black	Loss	Takashima Junya	2517.27
3	Black	Win	Matsuo Yoshihiro	2005.02
4	White	Win	Hata Masayuki	2218.01
5	Black	Win	Iio Yoshihiro	2480.13
1st Kansai Championship 2nd round
Date	2005-10-16		Rating	2704.64
Round	Color	Result	Opponent
1	Black	Loss	Takashima Junya	2514.25
2	Black	Win	Adachi Yasuhiro	2046.91
3	Black	Win	Miyagawa Junzo	2250.98
4	White	Win	Iio Yoshihiro	2475.78
The 43rd Meijin-sen Tournament
Date	2005-09-19		Rating	2702.73
Round	Color	Result	Opponent
1	Black	Win	Kawate Kozo	2173.23
2	Black	Loss	Yamaguchi Yusui	2589.53
3	Black	Win	Takashima Junya	2509.70
4	White	Win	Tanaka Koichi	2333.45
5	Black	Win	Okabe Hiroshi	2589.47
6	Black	Win	Ishitani Shin-ichi	2398.70
7	Black	Win	Oosumi Yuuki	2392.10
8	Black	Win	Sato Kiyotomi	2392.45
9	White	Win	Matsuura Hiroshi	2349.52
36th Kyoto Classified - Special Class
Date	2004-11-14		Rating	2658.99
Round	Color	Result	Opponent
1	White	Win	Iwata Akihisa	2174.77
2	White	Loss	Miyagawa Junzo	2257.59
3	White	Win	Miyoshi Takeo	2256.59
4	Black	Win	Kudomi Takahiro	2334.39
5	Black	Draw	Iio Yoshihiro	2457.88
The 42nd Meijin-sen Tournament
Date	2004-09-20		Rating	2656.64
Round	Color	Result	Opponent
1	White	Win	Ishitani Shin-ichi	2378.16
2	Black	Draw	Sakashita Shoichi	2205.81
3	Black	Loss	Kawamura Norihiko	2721.28
4	Black	Win	Matsuura Hiroshi	2405.38
5	Black	Win	Iio Yoshihiro	2456.77
6	Black	Win	Sakamoto Suzan	2292.71
7	Black	Win	Takagawa Teiji	2336.75
8	White	Win	Saito Koji	2192.40
9	Black	Win	Okabe Hiroshi	2563.83
41st Meijin-sen Match
Date	2003-12-21		Rating	2631.51
Round	Color	Result	Opponent
1	Black	Win	Yamaguchi Yusui	2596.32
2	Black	Loss	Yamaguchi Yusui	2596.32
3	Black	Win	Yamaguchi Yusui	2596.32
4	Black	Loss	Yamaguchi Yusui	2596.32
5	Black	Loss	Yamaguchi Yusui	2596.32
35th Kyoto Classified - Special Class
Date	2003-11-09		Rating	2631.17
Round	Color	Result	Opponent
1	White	Win	Doi Manabu	2087.45
2	Black	Win	Hata Masayuki	2121.46
3	White	Win	Iio Yoshihiro	2492.29
4	Black	Win	Iwata Akihisa	2207.90
5	White	Win	Miyagawa Junzo	2262.14
41st Meijin-sen Tournament
Date	2003-09-15		Rating	2627.11
Round	Color	Result	Opponent
1	Black	Win	Ishitani Shin-ichi	2384.57
2	Black	Draw	Okabe Hiroshi	2552.21
3	Black	Win	Kuga Akio	2384.47
4	Black	Loss	Kudomi Takahiro	2341.65
5	Black	Win	Iio Yoshihiro	2498.31
6	Black	Win	Takashima Junya	2342.54
7	Black	Win	Isobe Taizan	2418.01
8	Black	Win	Miyagawa Junzo	2262.23
9	Black	Win	Matsuura Hiroshi	2409.80
34th Kyoto Classified - special class
Date	2002-11-10		Rating	2587.18
Round	Color	Result	Opponent
1	White	Win	Miyoshi Takeo	2246.89
2	White	Win	Doi Manabu	2106.47
3	Black	Loss	Kudomi Takahiro	2392.10
4	Black	Loss	Iio Yoshihiro	2442.71
The 40th Meijin-sen Match
Date	2002-11-03		Rating	2587.26
Round	Color	Result	Opponent
1	Black	Loss	Yamaguchi Yusui	2591.48
2	Black	Loss	Yamaguchi Yusui	2591.48
3	Black	Win	Yamaguchi Yusui	2591.48
4	Black	Loss	Yamaguchi Yusui	2591.48
40th Meijin-sen Tournament
Date	2002-09-16		Rating	2593.02
Round	Color	Result	Opponent
1	Black	Win	Yamaguchi Yusui	2591.75
2	Black	Win	Takagawa Teiji	2361.00
3	Black	Draw	Isobe Taizan	2447.93
4	Black	Win	Nishimura Toshio	2355.16
5	Black	Win	Iio Yoshihiro	2434.08
6	Black	Draw	Kudomi Takahiro	2394.60
7	White	Win	Matsuura Hiroshi	2314.86
8	Black	Win	Ishitani Shin-ichi	2393.56
9	Black	Win	Okabe Hiroshi	2476.51
The 39th Meijin-sen Match
Date	2002-01-06		Rating	2581.62
Round	Color	Result	Opponent
1	Black	Loss	Nakamura Shigeru	2797.46
2	Black	Draw	Nakamura Shigeru	2797.46
3	Black	Loss	Nakamura Shigeru	2797.46
33rd Kyoto Classified - special class
Date	2001-11-11		Rating	2580.17
Round	Color	Result	Opponent
1	White	Win	Nara Hideki	2533.87
2	White	Win	Kudomi Takahiro	2387.37
3	Black	Win	Sakamoto Suzan	2231.11
4	White	Loss	Iio Yoshihiro	2423.91
5	White	Win	Ishitani Shin-ichi	2400.94
The 39th Meijin-sen Tournament
Date	2001-09-24		Rating	2577.05
Round	Color	Result	Opponent
1	Black	Loss	Hayakawa Yoshimi	2419.18
2	White	Draw	Nara Hideki	2534.13
3	Black	Win	Maruyama Yasushi	2199.75
4	White	Win	Matsuura Hiroshi	2254.49
5	Black	Win	Nishimura Toshio	2371.04
6	Black	Win	Kudomi Takahiro	2391.27
7	Black	Win	Yamaguchi Yusui	2554.08
8	White	Loss	Takagawa Teiji	2340.33
9	Black	Win	Iio Yoshihiro	2419.71
World Championship 2001, BT
Date	2001-08-12		Rating	2574.68
Round	Color	Result	Opponent
1	Black	Win	Chung Chun-Chih	1912.27
2	White	Win	Poghosyan Albert	2338.19
3	Black	Win	Kusajima Masato	2394.38
4	Black	Win	Iio Yoshihiro	2416.76
5	Black	Win	Sakamoto Suzan	2215.16
6	White	Win	Carlsson Martin	2309.04
7	Black	Draw	Eibatov Nizami	2362.48
8	Black	Win	Henningsson Anders	2457.73
World Championship 2001, QT
Date	2001-08-06		Rating	2573.59
Round	Color	Result	Opponent
1	White	Win	Choi Yun Suk	2117.05
2	White	Draw	Nara Hideki	2542.91
3	White	Win	Wang Zi	2152.42
4	White	Draw	Karlsson Stefan	2510.70
5	White	Win	Poghosyan Albert	2338.41
6	White	Loss	Gardström Petter	2516.06
7	Black	Loss	Kim Byoung-Jun	2455.21
Japan WC Qualification tournament
Date	2001-03-24		Rating	2564.58
Round	Color	Result	Opponent
1	Black	Loss	Sunagawa Shouki	2224.43
2	Black	Win	Okabe Hiroshi	2335.88
3	Black	Loss	Kusajima Masato	2387.13
4	Black	Win	Sakamoto Suzan	2178.60
5	Black	Win	Mitsumori Masao	2299.45
6	Black	Win	Ishitani Shin-ichi	2418.12
7	Black	Win	Nara Hideki	2558.29
The 38th Meijin-sen Match
Date	2000-12-03		Rating	2561.26
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2777.53
2	White	Loss	Nakamura Shigeru	2777.53
3	White	Draw	Nakamura Shigeru	2777.53
32-nd Kyoto Classified - Special class
Date	2000-11-12		Rating	2561.03
Round	Color	Result	Opponent
1	Black	Loss	Iwata Akihisa	2208.78
2	White	Win	Koiso Shigemasa	2155.45
3	White	Win	Iio Yoshihiro	2370.58
4	Black	Loss	Nara Hideki	2578.95
5	Black	Draw	Sakamoto Suzan	2182.94
38th Meijinsen Tournament
Date	2000-10-01		Rating	2567.19
Round	Color	Result	Opponent
1	White	Win	Maruyama Yasushi	2241.11
2	White	Win	Arai Yutaka	2189.24
3	Black	Win	Iio Yoshihiro	2364.56
4	Black	Win	Kudomi Takahiro	2364.83
5	Black	Win	Kusajima Masato	2362.63
6	White	Win	Nishizono Norio	2357.19
7	Black	Loss	Nara Hideki	2579.91
8	Black	Win	Fujinami Hisao	2244.31
9	White	Win	Hayakawa Yoshimi	2430.42
Team World Championship 2000
Date	2000-05-06		Rating	2570.11
Round	Color	Result	Opponent
1	White	Win	Rusin Vladislav	2509.88
2	White	Win	Lents Johann	2232.53
3	White	Win	Piddubny Konstantin	2100.07
4	Black	Loss	Rusin Vladislav	2509.88
5	Black	Win	Lents Johann	2232.53
6	Black	Win	Piddubny Konstantin	2100.07
7	Black	Draw	Karlsson Stefan	2548.59
8	White	Loss	Karlsson Stefan	2548.59
9	White	Draw	Rusin Vladislav	2509.88
10	Black	Win	Rusin Vladislav	2509.88
World Championship 1999, AT
Date	1999-08-05		Rating	2576.44
Round	Color	Result	Opponent
1	White	Loss	Makarov Pavel	2480.96
2	Black	Win	Sushkov Vladimir	2541.93
3	White	Win	Zhang Jinyu	2394.31
4	White	Win	Hayakawa Yoshimi	2476.20
5	Black	Win	Sagara Takashi	2454.17
6	White	Loss	Karlsson Stefan	2554.57
7	Black	Loss	Soosõrv Ants	2516.54
8	White	Win	Nishizono Norio	2420.93
9	Black	Loss	Kozhin Mikhail	2579.04
10	White	Win	Sinyov Igor	2567.69
11	White	Loss	Meritee Ando	2800.63
The 35th Meijin-sen Match
Date	1997-11-23		Rating	2610.32
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2764.45
2	White	Loss	Nakamura Shigeru	2764.45
3	White	Loss	Nakamura Shigeru	2764.45
World Championship 1997, AT
Date	1997-08-06		Rating	2626.87
Round	Color	Result	Opponent
1	White	Win	Klimashin Alexander	2484.75
2	Black	Win	Sinyov Igor	2534.06
3	Black	Win	Soosõrv Ants	2548.29
4	Black	Win	Kawamura Norihiko	2583.61
5	White	Win	Gardström Petter	2383.37
6	Black	Win	Reims Aldis	2559.35
7	White	Draw	Karlsson Stefan	2450.36
8	White	Win	Sagara Takashi	2549.65
9	White	Win	Nara Hideki	2547.78
10	Black	Draw	Kozhin Mikhail	2533.12
11	Black	Loss	Meritee Ando	2725.90
The 34th Meijin-sen Match
Date	1996-11-30		Rating	2605.05
Round	Color	Result	Opponent
1	Black	Draw	Kawamura Norihiko	2593.76
2	White	Win	Kawamura Norihiko	2593.76
3	Black	Loss	Kawamura Norihiko	2593.76
4	Black	Draw	Kawamura Norihiko	2593.76
5	Black	Win	Kawamura Norihiko	2593.76
34th Meijin-sen Tournament
Date	1996-09-23		Rating	2595.92
Round	Color	Result	Opponent
1	Black	Draw	Sagara Takashi	2487.56
2	Black	Win	Yamaguchi Yusui	2428.79
3	Black	Loss	Nishizono Norio	2491.55
4	White	Win	Matsuura Hiroshi	2169.58
5	Black	Win	Nara Hideki	2534.98
6	White	Win	Maruyama Yasushi	2198.15
7	White	Win	Nishimura Toshio	2343.43
8	White	Win	Ooi Kozo	2315.85
9	Black	Win	Isobe Taizan	2396.83
Team World Championship 1996
Date	1996-05-04		Rating	2566.44
Round	Color	Result	Opponent
1	White	Draw	Peskov Stepan	2480.19
2	White	Loss	Soosõrv Ants	2460.84
3	Black	Win	Deng Jinghui	2106.22
4	Black	Win	Kozhin Mikhail	2517.12
5	Black	Win	Soosõrv Ants	2460.84
6	White	Win	Deng Jinghui	2106.22
9	Black	Win	Sahakyan Tigran	1834.10
10	Black	Win	Sahakyan Tigran	1834.10
The 33rd Meijin-sen Match
Date	1995-11-05		Rating	2525.37
Round	Color	Result	Opponent
1	Black	Loss	Kawamura Norihiko	2627.89
2	Black	Loss	Kawamura Norihiko	2627.89
3	Black	Loss	Kawamura Norihiko	2627.89
World Championship 1995, BT
Date	1995-08-07		Rating	2515.64
Round	Color	Result	Opponent
	White	Win	Balanova Jelena	2243.08
	Black	Loss	Sinyov Igor	2505.08
	White	Win	Chernov Sergey	2196.66
	White	Loss	Hayakawa Yoshimi	2553.86
	Black	Win	Jonsson Peter	2125.71
	White	Win	Bertilsson Anders	2059.65
	Black	Win	Skuridina Olga	1965.37
	Black	Win	Demidov Alexey	2143.57
Kyoto - 1200
Date	1994-08-07		Rating	2490.05
Round	Color	Result	Opponent
1	Black	Loss	Arai Yutaka	2262.08
2	White	Loss	Kudomi Takahiro	2192.75
3	White	Win	Sawai Toshio	1733.36
4	Black	Win	Alexandrov Victor	2379.64
5	White	Win	Takazawa Nagayoshi	2134.23
6	White	Win	Matsuura Hiroshi	2206.46
7	Black	Win	Dvoeglazov Vladimir	2269.29
World Championship 1993, AT
Date	1993-08-12		Rating	2495.97
Round	Color	Result	Opponent
1	Black	Loss	Nara Hideki	2558.75
2	White	Win	Mikhailov Nikolay	2414.98
3	Black	Win	Meritee Ando	2585.19
4	White	Draw	Sundling Ingvar	2408.57
5	Black	Loss	Sagara Takashi	2397.56
6	White	Win	Nikonov Konstantin	2410.27
7	Black	Win	Karlsson Stefan	2313.53
8	White	Loss	Reims Aldis	2528.04
9	Black	Win	Poghosyan Albert	2218.48
10	Black	Win	Soosõrv Ants	2427.10
11	White	Loss	Kozhin Mikhail	2456.29
The 30th Meijin-sen Match
Date	1992-10-04		Rating	2499.82
Round	Color	Result	Opponent
1	Black	Draw	Nakamura Shigeru	2671.90
2	White	Loss	Nakamura Shigeru	2671.90
3	Black	Win	Nakamura Shigeru	2671.90
4	White	Loss	Nakamura Shigeru	2671.90
World Championship 1991, AT
Date	1991-08-10		Rating	2485.50
Round	Color	Result	Opponent
1	Black	Win	Nara Hideki	2516.46
2	Black	Win	Unterweger Michael	1952.51
3	White	Win	Sinyov Igor	2350.62
4	Black	Win	Gardström Petter	2279.95
5	Black	Win	Voskanyan Eduard	2363.17
6	White	Win	Palmgren Jan	2233.48
7	Black	Loss	Nakamura Shigeru	2685.37
8	White	Loss	Kozhin Mikhail	2425.71
9	Black	Win	Reims Aldis	2498.59
10	White	Loss	Sundling Ingvar	2348.84
11	Black	Loss	Yamaguchi Yusui	2468.23
The 28th Meijin-sen Match
Date	1990-12-02		Rating	2473.05
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2657.97
2	Black	Win	Nakamura Shigeru	2657.97
3	Black	Draw	Nakamura Shigeru	2657.97
4	White	Loss	Nakamura Shigeru	2657.97
The 27th Meijin-sen Match
Date	1989-11-18		Rating	2434.29
Round	Color	Result	Opponent
1	Black	Loss	Nakamura Shigeru	2636.57
2	White	Draw	Nakamura Shigeru	2636.57
3	Black	Win	Nakamura Shigeru	2636.57
4	White	Loss	Nakamura Shigeru	2636.57
World Championship 1989, AT
Date	1989-08-06		Rating	2417.31
Round	Color	Result	Opponent
1	White	Win	Kozhin Mikhail	2351.84
2	Black	Loss	Nishimura Toshio	2407.23
3	Black	Win	Gardström Petter	2205.89
4	Black	Loss	Nakamura Shigeru	2637.04
5	White	Win	Palmgren Jan	2112.93
6	Black	Win	Sundling Ingvar	2204.21
7	White	Loss	Nara Hideki	2497.71
8	White	Win	Bobkov Evgeniy	2308.77
9	Black	Draw	Mikhailov Nikolay	2345.06
The 26th Meijin-sen Match
Date	1988-11-19		Rating	2370.97
Round	Color	Result	Opponent
1	Black	Loss	Nakamura Shigeru	2612.47
2	White	Loss	Nakamura Shigeru	2612.47
3	White	Loss	Nakamura Shigeru	2612.47
Japan-Sweden Renju Friendship Tournament
Date	1985-07-01		Rating	2232.69
Round	Color	Result	Opponent
1	White	Loss	Kawamura Norihiko	2411.69