Okabe Hiroshi (岡部寛)

Place: Tokyo, Japan

Rating: 2619.47, Rank: 25

First game: 2000-08-04, Last game: 2022-03-19

Top rating: 2684.13 (2014-01-26)

Games: 812, Wins: 469, Draws: 151, Losses: 192

Gy1: 28, Gy2: 61, Gy5: 211

22nd Kanto Renju Emperor Tournament Final
Date 2022-03-19 Rating 2619.47
Round Color Result Opponent
1 Black Loss Kamiya Shunsuke 2767.99
2 Black Draw Kamiya Shunsuke 2767.99
3 White Loss Kamiya Shunsuke 2767.99
59th Meijinsen Tournament
Date 2022-01-10 Rating 2621.47
Round Color Result Opponent
1 White Win Maruta Hiroki 2201.38
2 Black Draw Nakayama Tomoharu 2776.10
3 Black Win Maruyama Yasushi 2238.02
4 Black Win Ono Takayuki 2335.83
5 White Win Hayashi Shoichi 2060.63
6 Black Win Iio Yoshihiro 2329.30
7 White Win Nagasoe Hiroki 2565.74
8 White Draw Hasegawa Kazuto 2454.25
9 Black Loss Kamiya Shunsuke 2766.00
ex White Win Nagasoe Hiroki 2565.74
22 Renju Emperor Tournament 2nd round
Date 2021-12-19 Rating 2620.39
Round Color Result Opponent
1 Black Win Yokoyama Shota 2369.64
2 Black Win Maruta Hiroki 2204.21
3 White Loss Kamiya Shunsuke 2766.25
4 Black Draw Nagasoe Hiroki 2564.52
5 White Draw Shimura Hiroki 1950.25
13th Tohoku Championship
Date 2021-12-12 Rating 2620.35
Round Color Result Opponent
1 White Win Miyamoto Syunju 2207.36
2 Black Win Fujita Maiko 2298.30
3 Black Loss Inoue Fumiya 2417.21
4 White Win Maruta Hiroki 2205.02
38 Kanto Championship
Date 2021-08-08 Rating 2623.91
Round Color Result Opponent
1 White Win Suenaga Daiki 2209.78
2 White Win Ishitani Shin-ichi 2274.96
3 White Loss Kamiya Shunsuke 2761.04
4 Black Loss Inoue Fumiya 2411.28
5 White Loss Yokoyama Shota 2371.15
6 White Win Fujita Maiko 2280.13
16th All Japan Championship
Date 2021-03-28 Rating 2643.20
Round Color Result Opponent
1 Black Win Suenaga Daiki 2208.63
2 Black Win Inoue Fumiya 2395.36
3 Black Draw Nakamura Shigeru 2893.33
4 White Win Fujita Maiko 2286.51
5 White Win Nagasoe Hiroki 2553.49
6 White Win Makino Mitsunori 2443.44
21th Kanto Renju Emperor Tournament Final
Date 2021-02-27 Rating 2644.60
Round Color Result Opponent
1 White Win Makino Mitsunori 2443.57
2 Black Win Makino Mitsunori 2443.57
24th New Year(Mikami)Cup
Date 2021-01-29 Rating 2644.97
Round Color Result Opponent
S1 Black Win Ono Takayuki 2318.42
S2 White Win Maruta Hiroki 2169.49
S3 Black Win Maruta Koji 2043.88
S4 White Win Ishitani Shin-ichi 2298.56
S5 Black Draw Makino Mitsunori 2442.50
21 Renju Emperor Tournament 2nd round
Date 2020-12-06 Rating 2645.32
Round Color Result Opponent
1 White Win Shimura Hiroki 1905.57
2 White Win Ono Takayuki 2320.99
3 White Draw Nagasoe Hiroki 2543.60
4 Black Win Inoue Fumiya 2386.35
5 Black Draw Makino Mitsunori 2436.80
58 Meijinsen Tournament
Date 2020-09-21 Rating 2646.28
Round Color Result Opponent
1 White Win Kamiya Shunsuke 2741.70
2 White Loss Makino Mitsunori 2419.84
3 White Win Nakayama Tomoharu 2771.31
4 Black Win Fujita Maiko 2294.76
5 Black Win Fujita Yudai 2413.92
6 White Loss Matsuura Hiroshi 2335.34
7 Black Draw Tamada Yoichi 2456.37
8 Black Win Tanaka Toshiki 2396.01
9 Black Draw Tachi Masaya 2410.59
37 Kanto Championship
Date 2020-08-10 Rating 2647.94
Round Color Result Opponent
1 White Win Ito Midori 1708.93
2 Black Win Kato Yasuhiro 2009.45
3 White Win Ishitani Shin-ichi 2305.01
4 White Win Maruta Hiroki 2175.17
5 White Win Fujita Maiko 2295.06
6 Black Win Maruyama Takashi 1981.48
20th Kanto Renju Emperor Tournament Final
Date 2020-02-16 Rating 2650.36
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2896.92
2 White Loss Nakamura Shigeru 2896.92
23 New Year (Mikami) Cup
Date 2020-01-26 Rating 2651.25
Round Color Result Opponent
A1 Black Win Maruta Hiroki 2152.55
A2 White Win Iwano Fumio 2107.87
A3 Black Loss Nakamura Shigeru 2896.63
A4 White Win Fujita Maiko 2282.72
A5 White Win Ishitani Shin-ichi 2311.44
15th All Japan Championship
Date 2020-01-19 Rating 2651.48
Round Color Result Opponent
1 Black Win Sakamoto Hirouji 2222.56
2 White Win Nakamura Shigeru 2896.37
3 White Win Inoue Fumiya 2350.50
4 Black Loss Nakayama Tomoharu 2770.75
5 Black Draw Kamiya Shunsuke 2740.66
6 Black Win Iio Yoshihiro 2340.58
20 Renju Emperor Tournament 2nd round
Date 2019-12-08 Rating 2649.86
Round Color Result Opponent
1 White Win Inoue Fumiya 2351.49
2 White Loss Fujita Maiko 2282.44
3 White Draw Nakamura Shigeru 2898.21
4 White Win Miyamoto Syunju 2236.18
5 White Win Ishitani Shin-ichi 2312.32
11th Tohoku Championship
Date 2019-10-06 Rating 2648.46
Round Color Result Opponent
1 White Win Kusajima Masato 2189.00
2 White Win Miyamoto Syunju 2233.56
3 Black Win Hirono Masakazu 2021.39
4 White Win Ishitani Shin-ichi 2317.63
5 White Win Gakumazawa Hideaki 2103.82
57 Meijinsen Tournament
Date 2019-09-16 Rating 2647.50
Round Color Result Opponent
1 White Win Matsuura Hiroshi 2312.81
2 White Win Ishitani Shin-ichi 2320.52
3 Black Win Inoue Fumiya 2351.54
4 Black Draw Kamiya Shunsuke 2743.96
5 Black Win Hasegawa Kazuto 2527.22
6 Black Loss Kawamura Norihiko 2610.80
7 White Win Nakayama Tomoharu 2754.58
8 Black Loss Koyama Jun 2533.02
9 White Win Kawano Takahisa 2388.51
World Championship AT
Date 2019-08-10 Rating 2644.34
Round Color Result Opponent
1 White Draw Oll Aivo 2680.22
2 Black Win Inoue Fumiya 2354.12
3 Black Win Epifanov Dmitry 2597.63
4 White Draw Nakayama Tomoharu 2750.02
5 White Win Kamiya Shunsuke 2741.67
6 White Loss Koyama Jun 2536.90
7 White Loss Gardstrom Petter 2621.67
8 Black Loss Cao Dong 2692.64
9 White Loss Sushkov Vladimir 2768.46
10 White Win Fedotov Denis 2592.72
11 White Win Mei Fan 2613.28
36 Kanto Championship
Date 2019-07-28 Rating 2642.88
Round Color Result Opponent
1 Black Win Fujikawa Masaki 2090.82
2 White Win Makino Mitsunori 2269.92
3 White Loss Nakamura Shigeru 2908.71
4 White Win Ono Takayuki 2328.21
5 White Draw Inoue Fumiya 2355.23
6 White Win Ishitani Shin-ichi 2325.06
14th All Japan Championship
Date 2019-03-31 Rating 2630.34
Round Color Result Opponent
1 White Win Miyamoto Syunju 2215.66
2 White Loss Nakamura Shigeru 2915.87
3 White Draw Kamiya Shunsuke 2734.99
4 White Win Iio Yoshihiro 2385.97
5 White Loss Inoue Fumiya 2356.60
6 White Win Koyama Jun 2518.93
19th Kanto Renju Emperor Tournament Final
Date 2019-02-17 Rating 2626.59
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2917.23
2 Black Loss Nakamura Shigeru 2917.23
22 New Year (Mikami) Cup
Date 2019-01-20 Rating 2624.75
Round Color Result Opponent
1 White Win Inoue Fumiya 2345.64
2 White Win Tomobe Katsuhiro 2107.25
3 White Win Ono Takayuki 2330.33
4 Black Draw Ke Fang-Ying 2300.72
5 Black Win Takazawa Nagayoshi 2087.60
19 Renju Emperor Tournament 2nd round
Date 2018-12-09 Rating 2621.84
Round Color Result Opponent
1 White Win Maruta Hiroki 2116.10
2 White Win Ishitani Shin-ichi 2349.77
3 Black Loss Nakamura Shigeru 2918.10
4 White Win Miyamoto Syunju 2210.28
5 White Win Iwano Fumio 2173.69
SOPAI Cup
Date 2018-11-25 Rating 2620.63
Round Color Result Opponent
1 White Win Tian Hanfa 1847.35
2 White Loss Wai Chan Keong 2676.03
3 Black Loss Sun Jinxue 2177.98
4 White Win Peng Lulu 2014.07
5 White Loss Hong Pengcheng 2320.80
6 Black Loss Cheng Yanzhen 2342.15
7 White Win Guo Haisen 2114.10
8 White Loss Lu Hai 2544.18
9 White Win Ling Shijie 2326.43
56 Meijinsen Tournament
Date 2018-09-17 Rating 2632.07
Round Color Result Opponent
1 White Win Hasegawa Kazuto 2511.46
2 Black Win Kuga Akio 2349.41
3 Black Loss Koyama Jun 2508.81
4 White Loss Nakamura Shigeru 2917.33
5 Black Win Matsuura Hiroshi 2301.83
6 Black Win Kawamura Norihiko 2590.10
8 White Win Ishitani Shin-ichi 2357.43
9 Black Win Kamiya Shunsuke 2723.85
10th Tohoku Championship
Date 2018-09-09 Rating 2632.78
Round Color Result Opponent
1 White Win Hirono Masakazu 2023.08
2 Black Win Miyamoto Syunju 2206.01
3 Black Win Demachi Koichiro 1874.61
5 Black Win Kusajima Masato 2232.31
35 Kanto Championship
Date 2018-07-16 Rating 2636.81
Round Color Result Opponent
1 White Win Fujikawa Masaki 2052.40
2 White Win Inoue Fumiya 2333.04
3 White Loss Nakamura Shigeru 2912.44
4 White Win Fujita Maiko 2180.98
5 Black Draw Nakayama Tomoharu 2758.96
6 Black Win Ishitani Shin-ichi 2359.77
12th Team World Championship
Date 2018-05-05 Rating 2639.85
Round Color Result Opponent
2 White Loss Mesila Villem 2567.52
3 White Win Gardstrom Petter 2608.50
5 White Win Makarov Pavel 2527.24
6 Black Loss Cao Dong 2712.47
7 White Loss Kryuchok Roman 2523.87
8 Black Win Kozhin Mikhail 2614.93
10 White Win Mesila Villem 2567.52
13th All Japan Championship
Date 2018-01-28 Rating 2643.96
Round Color Result Opponent
1 Black Win Fujita Yudai 2426.73
2 White Loss Nakayama Tomoharu 2768.33
3 Black Win Iio Yoshihiro 2461.67
4 White Loss Kamiya Shunsuke 2730.13
5 Black Win Ishitani Shin-ichi 2349.43
6 Black Loss Tachi Masaya 2484.41
21 Mikami Cup
Date 2018-01-21 Rating 2644.67
Round Color Result Opponent
S1 Black Win Ono Takayuki 2317.22
S2 White Win Ishitani Shin-ichi 2348.21
S3 White Win Sato Kiyotomi 2375.87
18 Kanto Renju Emperor Tournament 2nd round
Date 2017-12-17 Rating 2646.99
Round Color Result Opponent
1 Black Win Miyamoto Syunju 2207.33
2 White Win Kusajima Masato 2234.36
3 White Win Sato Kiyotomi 2377.99
4 White Win Koyama Jun 2520.75
5 Black Loss Nakamura Shigeru 2886.67
18 Kanto Renju Emperor Tournament 1st round
Date 2017-11-01 Rating 2648.48
Round Color Result Opponent
1 Black Win Maruta Koji 2070.70
2 Black Draw Koyama Jun 2527.66
3 Black Win Kusajima Masato 2231.60
4 White Win Ishitani Shin-ichi 2333.27
55 Meijinsen Tournament
Date 2017-09-18 Rating 2649.61
Round Color Result Opponent
1 White Win Sato Kiyotomi 2389.35
2 White Win Kawano Takahisa 2367.82
3 White Win Iio Yoshihiro 2473.64
4 Black Loss Kamiya Shunsuke 2727.90
5 Black Win Tamada Yoichi 2451.07
6 White Win Matsuura Hiroshi 2290.69
7 White Loss Nakayama Tomoharu 2762.46
8 White Win Hasegawa Kazuto 2531.92
9 Black Win Maruyama Yasushi 2224.84
World Championship BT
Date 2017-08-12 Rating 2648.77
Round Color Result Opponent
1 White Win Liao Jun-Yen 2279.40
2 White Loss Huang Yen-Hua 2389.89
3 White Win Sun In 2373.09
4 Black Loss Liu Yang 2584.70
5 Black Win Metreveli Maksim 2242.47
6 Black Win Yang Yu-Hsiung 2375.71
7 White Draw Tang Kai Lam 2694.81
8 Black Draw Wai Chan Keong 2625.65
9 White Win Koyama Jun 2536.37
World Championship QT
Date 2017-08-05 Rating 2648.87
Round Color Result Opponent
1 Black Draw Lu Wei-Yuan 2535.37
2 Black Win Kim Su Chan 2255.53
3 White Draw Lin Huang-Yu 2664.75
4 White Draw Lan Zhiren 2566.34
5 Black Draw Koyama Jun 2536.41
6 Black Win Oll Aivo 2718.18
7 Black Loss Sushkov Vladimir 2805.28
34 Kanto Championship
Date 2017-07-16 Rating 2649.16
Round Color Result Opponent
1 White Win Fujikawa Masaki 2029.57
2 White Win Iwano Fumio 2201.81
3 White Loss Nakayama Tomoharu 2748.94
4 White Win Ono Takayuki 2312.98
5 White Win Ishitani Shin-ichi 2332.08
6 White Win Maruta Hiroki 2075.71
12th All Japan Championship
Date 2017-03-26 Rating 2650.46
Round Color Result Opponent
1 Black Win Ono Takayuki 2304.35
2 White Win Sato Kiyotomi 2411.35
3 White Draw Nakayama Tomoharu 2724.70
4 Black Loss Nakamura Shigeru 2887.85
5 Black Win Fujita Yudai 2417.29
6 Black Draw Kamiya Shunsuke 2708.48
20 New Year (Mikami) Cup
Date 2017-01-22 Rating 2648.79
Round Color Result Opponent
S1 Black Win Sato Kiyotomi 2421.11
S2 White Win Ishitani Shin-ichi 2332.07
S4 Black Loss Nakamura Shigeru 2885.91
S5 White Win Koyama Jun 2541.72
17 Kanto Renju Emperor Tournament 2nd round
Date 2016-12-10 Rating 2646.06
Round Color Result Opponent
1 White Draw Sato Kiyotomi 2428.53
2 Black Win Maruta Koji 2099.78
3 Black Win Ishitani Shin-ichi 2335.51
4 White Draw Nakamura Shigeru 2881.98
5 White Loss Nakayama Tomoharu 2714.98
17 Kanto Renju Emperor Tournament 1st round
Date 2016-11-23 Rating 2645.24
Round Color Result Opponent
1 Black Win Maruta Koji 2101.60
2 White Win Koyama Jun 2544.86
3 Black Win Ishitani Shin-ichi 2336.62
4 Black Draw Sato Kiyotomi 2429.50
48 Kyoto Classified Tournament
Date 2016-11-13 Rating 2644.55
Round Color Result Opponent
SS2 Black Loss Hasegawa Kazuto 2565.76
SS3 White Loss Hata Masayuki 2142.96
SS4 White Draw Kawamura Norihiko 2554.82
SS5 White Draw Iio Yoshihiro 2482.48
54 Meijinsen Tournament
Date 2016-09-19 Rating 2648.54
Round Color Result Opponent
1 White Win Maruyama Yasushi 2231.79
2 Black Win Matsuura Hiroshi 2307.59
3 Black Win Iio Yoshihiro 2487.45
4 Black Loss Kuga Akio 2303.77
5 White Loss Kamiya Shunsuke 2683.36
6 White Win Tanaka Toshiki 2386.71
7 White Win Hasegawa Kazuto 2566.69
8 White Draw Nakayama Tomoharu 2709.09
9 Black Win Koyama Jun 2548.18
33 Kanto Championship
Date 2016-07-31 Rating 2651.54
Round Color Result Opponent
1 White Win Fujikawa Masaki 2049.38
2 White Win Maruta Koji 2112.75
3 White Win Koyama Jun 2551.46
4 Black Draw Nakayama Tomoharu 2707.13
5 Black Win Maruta Hiroki 2072.55
6 Black Loss Nakamura Shigeru 2877.09
54 Meijinsen Qualification East Japan area 2nd round
Date 2016-06-12 Rating 2653.27
Round Color Result Opponent
1 Black Win Kamiya Shunsuke 2657.68
2 Black Win Mitsumori Masao 2285.10
3 Black Win Kusajima Masato 2207.63
4 White Win Tamada Yoichi 2496.25
5 Black Draw Koyama Jun 2556.15
19 Mikami Cup
Date 2016-03-13 Rating 2650.82
Round Color Result Opponent
S1 White Win Kusajima Masato 2205.20
S2 White Draw Kamiya Shunsuke 2651.89
S3 White Loss Nakamura Shigeru 2865.08
S4 White Win Koyama Jun 2558.19
S5 Black Win Ono Takayuki 2274.95
11th All Japan Championship
Date 2016-01-11 Rating 2647.68
Round Color Result Opponent
1 Black Draw Fujita Yudai 2383.34
2 White Draw Tamada Yoichi 2500.46
3 White Loss Koyama Jun 2561.97
4 Black Win Ishitani Shin-ichi 2335.10
5 Black Win Iio Yoshihiro 2472.32
6 Black Draw Nakayama Tomoharu 2703.44
16 Kanto Renju Emperor Tournament 2nd round
Date 2015-12-13 Rating 2647.62
Round Color Result Opponent
1 Black Draw Nakayama Tomoharu 2701.49
2 White Loss Nakamura Shigeru 2851.90
3 White Win Koyama Jun 2564.83
4 White Win Ono Takayuki 2272.29
5 White Loss Sato Kiyotomi 2455.76
16 Kanto Renju Emperor Tournament 1st round
Date 2015-11-15 Rating 2648.44
Round Color Result Opponent
1 White Win Kato Yasuhiro 1995.29
2 Black Win Ono Takayuki 2272.78
3 White Loss Koyama Jun 2565.21
4 White Loss Sato Kiyotomi 2453.71
47 Kyoto Classified Tournament
Date 2015-11-08 Rating 2649.30
Round Color Result Opponent
S1 Black Win Tachi Masaya 2415.49
S2 Black Win Hasegawa Kazuto 2589.32
S3 Black Win Epifanov Dmitry 2639.26
S4 Black Win Kashihara Akihiko 2279.35
S5 White Win Sakamoto Hirouji 2223.64
53 Meijinsen Tournament
Date 2015-09-22 Rating 2650.52
Round Color Result Opponent
1 White Win Ishitani Shin-ichi 2333.28
2 Black Loss Hasegawa Kazuto 2592.91
3 White Win Matsuura Hiroshi 2338.43
4 White Win Tamada Yoichi 2508.14
5 White Draw Oosumi Yuuki 2707.62
6 Black Loss Kawamura Norihiko 2558.08
7 Black Draw Nakayama Tomoharu 2694.68
8 White Loss Iio Yoshihiro 2465.85
9 White Draw Koyama Jun 2560.62
World Championship AT
Date 2015-08-13 Rating 2655.57
Round Color Result Opponent
1 Black Win Tang Kai Lam 2661.74
2 Black Draw Kamiya Shunsuke 2632.17
3 Black Loss Qi Guan 2739.55
4 White Draw Taimla Tunnet 2701.17
5 Black Win Salnikov Pavel 2570.61
6 Black Win Makarov Pavel 2531.62
7 White Loss Lan Zhiren 2575.05
8 Black Win Hõbemägi Martin 2581.44
9 Black Draw Fedorkin Oleg 2660.13
10 Black Draw Chen Ko-Han 2630.40
11 Black Draw Lin Huang-Yu 2720.16
Kanto Championship
Date 2015-07-20 Rating 2657.34
Round Color Result Opponent
1 Black Win Nakamura Souta 2221.06
2 White Win Ishitani Shin-ichi 2338.85
3 White Draw Koyama Jun 2556.24
4 White Draw Nakayama Tomoharu 2688.62
5 Black Loss Nakamura Shigeru 2836.84
6 Black Win Iwano Fumio 2192.00
7th Tohoku Championship
Date 2015-04-12 Rating 2665.23
Round Color Result Opponent
1 White Win Gakumazawa Hideaki 2131.85
2 White Win Kusajima Masato 2198.70
3 White Win Kobayashi Koichi 2228.82
4 White Win Ishitani Shin-ichi 2356.64
5 Black Win Hirono Masakazu 1956.32
10th All Japan Championship
Date 2015-03-29 Rating 2665.98
Round Color Result Opponent
1 White Win Miyagawa Junzo 2178.55
2 Black Win Nagao Noriaki 2244.00
3 White Win Kamiya Shunsuke 2604.11
4 Black Draw Nakamura Shigeru 2833.78
5 Black Draw Nakayama Tomoharu 2672.03
6 Black Draw Tachi Masaya 2419.47
15th Kanto Renju Emperor Tournament Final
Date 2015-02-15 Rating 2666.77
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2831.38
2 Black Loss Nakamura Shigeru 2831.38
15 Kanto Renju Emperor Tournament 2nd round
Date 2015-01-25 Rating 2668.03
Round Color Result Opponent
1 White Win Ono Takayuki 2287.81
2 White Win Ishitani Shin-ichi 2363.72
3 Black Win Kamiya Shunsuke 2590.88
4 White Loss Nakamura Souta 2199.48
5 Black Win Nakamura Shigeru 2829.31
18 Mikami Cup Tournament
Date 2015-01-18 Rating 2668.23
Round Color Result Opponent
S1 Black Win Ono Takayuki 2288.98
S2 White Draw Isobe Taizan 2364.59
S3 Black Loss Nakamura Shigeru 2828.81
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2673.05
Round Color Result Opponent
S1 White Win Miyagawa Junzo 2168.43
S2 Black Win Kawamura Norihiko 2584.29
S3 Black Draw Iio Yoshihiro 2451.46
S4 White Win Fukui Nobuhiro 2543.01
S5 Black Loss Oosumi Yuuki 2746.89
15 Kanto Renju Emperor Tournament 1st round
Date 2014-10-26 Rating 2673.94
Round Color Result Opponent
1 White Win Tomobe Katsuhiro 2051.66
2 Black Win Kato Yasuhiro 2030.08
3 Black Win Fukui Nobuhiro 2543.72
4 Black Draw Kamiya Shunsuke 2572.68
52 Meijinsen Tournament
Date 2014-09-15 Rating 2675.84
Round Color Result Opponent
1 Black Win Tamada Yoichi 2493.84
2 Black Win Fukui Nobuhiro 2547.72
3 Black Win Kashihara Akihiko 2278.66
4 Black Win Matsuura Hiroshi 2315.80
5 White Loss Oosumi Yuuki 2750.48
6 White Draw Iio Yoshihiro 2448.52
7 Black Win Sato Kiyotomi 2416.22
8 White Draw Hasegawa Kazuto 2578.94
9 White Draw Nakayama Tomoharu 2648.70
31th Kanto Championship
Date 2014-05-11 Rating 2680.67
Round Color Result Opponent
1 White Win Kamiya Shunsuke 2539.05
2 White Win Kobayashi Koichi 2186.50
3 White Draw Tamura Kazumasa 2455.67
4 White Loss Nakamura Shigeru 2814.74
5 White Win Sato Kiyotomi 2404.60
6th Tohoku Championship
Date 2014-04-20 Rating 2681.58
Round Color Result Opponent
1 Black Win Hirono Masakazu 1956.43
3 White Win Sato Kiyotomi 2402.68
4 White Win Gakumazawa Hideaki 2107.08
5 Black Win Miura Hitoshi 1765.91
6 Black Win Kusajima Masato 2179.47
7 White Win Kobayashi Koichi 2184.64
14 Kanto Renju Emperor Tournament final match
Date 2014-02-16 Rating 2682.76
Round Color Result Opponent
1 White Loss Nakamura Shigeru 2818.01
2 Black Loss Nakamura Shigeru 2818.01
9th All Japan Championship
Date 2014-01-26 Rating 2684.13
Round Color Result Opponent
1 White Win Ishitani Shin-ichi 2371.11
2 White Win Sato Kiyotomi 2397.96
3 White Win Fukui Nobuhiro 2537.28
4 White Draw Oosumi Yuuki 2755.53
5 White Win Iio Yoshihiro 2472.38
6 White Win Tamura Kazumasa 2460.81
14th Mikami Cup S-class
Date 2014-01-19 Rating 2684.00
Round Color Result Opponent
1 Black Win Fukui Nobuhiro 2536.19
2 White Draw Ishitani Shin-ichi 2370.36
3 White Win Tamura Kazumasa 2461.37
4 White Win Nakayama Tomoharu 2607.02
5 Black Loss Nakamura Shigeru 2817.98
14 Kanto Renju Emperor Tournament 2nd round
Date 2013-12-15 Rating 2682.70
Round Color Result Opponent
1 Black Win Fukui Nobuhiro 2531.61
2 Black Win Sato Kiyotomi 2398.07
3 White Draw Tamura Kazumasa 2460.52
4 Black Loss Nakamura Shigeru 2818.26
5 White Draw Kamiya Shunsuke 2513.26
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2682.35
Round Color Result Opponent
S1 White Win Ishitani Shin-ichi 2358.01
S2 Black Draw Oosumi Yuuki 2761.41
S3 Black Win Hata Masayuki 2180.27
S4 Black Win Hasegawa Kazuto 2554.94
S5 Black Win Mano Yoshihisa 2252.70
51 Meijinsen Tournament
Date 2013-09-16 Rating 2678.94
Round Color Result Opponent
1 Black Win Yamaguchi Yusui 2528.74
2 Black Win Kawano Takahisa 2311.73
3 White Win Kawate Kozo 2050.50
4 Black Win Hasegawa Kazuto 2551.83
5 White Win Mano Yoshihisa 2252.65
6 Black Win Kamiya Shunsuke 2497.95
7 Black Loss Oosumi Yuuki 2765.19
8 Black Win Sato Kiyotomi 2401.01
9 White Win Hata Masayuki 2185.16
ex Black Loss Oosumi Yuuki 2765.19
World Championship AT
Date 2013-08-14 Rating 2675.53
Round Color Result Opponent
1 Black Draw Chen Ko-Han 2605.93
2 White Win Lan Zhiren 2567.54
3 White Win Hõbemägi Martin 2515.55
4 White Loss Sushkov Vladimir 2750.97
5 White Draw Oosumi Yuuki 2766.22
6 White Loss Epifanov Dmitry 2606.14
7 Black Win Salnikov Pavel 2541.08
8 White Draw Oll Aivo 2650.66
9 White Loss Taimla Tunnet 2793.60
10 White Draw Cao Dong 2683.08
11 Black Loss Wang Qingqing 2583.96
World Championship QT
Date 2013-08-05 Rating 2675.26
Round Color Result Opponent
1 White Win Hõbemägi Martin 2515.42
2 Black Win Miyagawa Junzo 2160.19
3 White Draw Sushkov Vladimir 2750.19
4 Black Win Pajuste Renee 2546.03
5 White Draw Oll Aivo 2650.25
6 Black Draw Fedorkin Oleg 2607.64
7 Black Draw Salnikov Pavel 2542.06
29th Kanto Championship
Date 2013-05-12 Rating 2669.98
Round Color Result Opponent
1 Black Win Iwano Fumio 2130.60
2 Black Win Kamiya Shunsuke 2478.82
3 Black Win Ishitani Shin-ichi 2326.26
4 White Win Nakamura Shigeru 2798.42
5 Black Win Kudomi Takahiro 2340.45
5th Tohoku Championship
Date 2013-04-14 Rating 2665.70
Round Color Result Opponent
1 White Win Gakumazawa Hideaki 2077.49
2 Black Win Kudomi Takahiro 2344.81
3 Black Win Kusajima Masato 2160.33
4 White Win Maruta Hiroki 2082.55
5 Black Win Fukui Nobuhiro 2501.78
8th All Japan Championship
Date 2013-03-24 Rating 2661.65
Round Color Result Opponent
1 White Win Kobayashi Koichi 2159.84
2 Black Draw Kamiya Shunsuke 2471.58
3 Black Win Isobe Taizan 2344.43
4 Black Win Iio Yoshihiro 2424.84
5 Black Loss Nakamura Shigeru 2799.54
6 White Loss Oosumi Yuuki 2762.86
13 Kanto Renju Emperor Tournament final match
Date 2013-02-17 Rating 2656.28
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2802.91
2 Black Draw Nakamura Shigeru 2802.91
3 Black Draw Nakamura Shigeru 2802.91
16th Mikami Cup Tournament
Date 2013-01-20 Rating 2651.77
Round Color Result Opponent
S1 Black Win Mitsumori Masao 2284.51
S2 White Win Ishitani Shin-ichi 2312.69
S3 White Loss Nakamura Shigeru 2805.59
S4 White Win Ono Takayuki 2349.03
S5 White Loss Fukui Nobuhiro 2494.33
13 Kanto Renju Emperor Tournament 2nd round
Date 2013-01-13 Rating 2650.97
Round Color Result Opponent
1 Black Loss Kudomi Takahiro 2349.50
2 Black Win Fukui Nobuhiro 2493.42
3 Black Win Isobe Taizan 2347.02
4 White Win Ishitani Shin-ichi 2311.91
5 White Loss Nakamura Shigeru 2806.02
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2646.47
Round Color Result Opponent
S1 Black Win Ishitani Shin-ichi 2309.10
S2 White Draw Hasegawa Kazuto 2529.04
S3 Black Win Miyagawa Junzo 2155.96
S4 Black Win Kudomi Takahiro 2349.65
S5 Black Loss Oosumi Yuuki 2748.17
13 Kanto Renju Emperor Tournament 1st round
Date 2012-10-21 Rating 2645.26
Round Color Result Opponent
1 Black Win Tomobe Katsuhiro 2133.16
2 Black Win Maruta Hiroki 2064.48
3 Black Draw Fukui Nobuhiro 2480.28
4 Black Win Tada Ayako 2244.97
50th Meijinsen Tournament
Date 2012-09-17 Rating 2643.41
Round Color Result Opponent
1 Black Win Nagasoe Hiroki 2478.66
2 Black Loss Nakamura Shigeru 2807.08
3 White Win Ono Takayuki 2360.53
4 Black Win Nakayama Tomoharu 2559.13
5 Black Win Matsuura Hiroshi 2300.35
6 White Loss Yamaguchi Yusui 2572.38
7 Black Win Iio Yoshihiro 2412.28
8 Black Draw Fukui Nobuhiro 2472.59
9 White Win Hasegawa Kazuto 2521.40
29th Kanto Championship
Date 2012-05-13 Rating 2632.98
Round Color Result Opponent
1 Black Win Tada Ayako 2229.40
2 White Loss Nakamura Shigeru 2808.10
3 White Win Fukui Nobuhiro 2442.69
4 Black Win Matsuoka Teruo 1976.94
5 Black Win Kudomi Takahiro 2355.24
Team World Championship
Date 2012-05-06 Rating 2632.26
Round Color Result Opponent
1 White Draw He Qifa 2577.90
2 Black Win Piddubny Konstantin 2193.08
3 White Draw Chingin Konstantin 2743.21
4 Black Loss Yang Yu-Hsiung 2422.46
5 Black Win Lents Johann 2471.54
7 Black Draw Yin Licheng 2460.69
8 Black Loss He Qifa 2577.90
9 White Draw Chen Wei 2377.02
10 White Win Yin Licheng 2460.69
7th All Japan Championship
Date 2012-01-29 Rating 2630.91
Round Color Result Opponent
1 White Win Miyoshi Takeo 2109.03
2 White Loss Isobe Taizan 2357.98
3 White Draw Kamiya Shunsuke 2413.92
4 White Win Fukui Nobuhiro 2420.84
5 White Win Tamada Yoichi 2425.57
6 White Loss Oosumi Yuuki 2715.52
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2631.73
Round Color Result Opponent
1 White Win Kamiya Shunsuke 2411.62
2 Black Win Mitsumori Masao 2307.39
3 Black Win Nakayama Tomoharu 2532.74
4 Black Loss Nakamura Shigeru 2799.40
5 Black Loss Oosumi Yuuki 2714.01
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2635.16
Round Color Result Opponent
S1 Black Win Hasegawa Kazuto 2500.80
S2 Black Win Doi Manabu 2013.18
S3 Black Win Miyagawa Junzo 2161.20
S4 Black Win Oosumi Yuuki 2702.24
S5 White Win Ishitani Shin-ichi 2329.50
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2634.51
Round Color Result Opponent
1 White Win Kato Yasuhiro 2024.01
2 Black Win Kudomi Takahiro 2347.30
3 Black Loss Nakayama Tomoharu 2520.50
4 Black Win Ishitani Shin-ichi 2329.62
49th Meijinsen Tournament
Date 2011-09-19 Rating 2634.28
Round Color Result Opponent
1 White Win Kubo Izumi 2046.70
2 Black Win Miyoshi Takeo 2105.32
3 White Win Sakashita Shoichi 2090.64
4 White Win Matsuura Hiroshi 2307.29
5 Black Loss Yamaguchi Yusui 2569.75
6 Black Win Nakayama Tomoharu 2513.43
7 White Win Iio Yoshihiro 2427.52
8 White Win Hasegawa Kazuto 2502.34
9 White Win Kashihara Akihiko 2206.22
World Championship AT
Date 2011-08-10 Rating 2632.16
Round Color Result Opponent
1 Black Loss Lin Huang-Yu 2702.48
2 Black Draw Artemyev Sergey 2532.25
3 Black Win Hou I-Cheng 2432.05
4 Black Draw Oosumi Yuuki 2682.77
5 White Win Oll Aivo 2633.50
6 Black Draw Cao Dong 2644.18
7 White Loss Taimla Tunnet 2735.14
8 White Win Andersson Tord 2366.69
9 Black Loss Huang Jin-xian 2547.17
10 White Draw Sushkov Vladimir 2707.96
11 Black Loss Dai Xiaohan 2640.84
World Championship QT
Date 2011-08-03 Rating 2632.25
Round Color Result Opponent
1 White Win Ono Takayuki 2340.21
2 White Win Dai Xiaohan 2641.82
3 Black Draw Kise Katsumi 2484.94
4 Black Draw Kawamura Norihiko 2592.43
5 Black Win Hõbemägi Martin 2345.78
6 Black Win Nikonov Konstantin 2565.96
7 White Draw Soosõrv Ants 2677.95
6th All Japan Championship
Date 2011-03-27 Rating 2623.89
Round Color Result Opponent
1 Black Win Tada Ayako 2178.86
2 White Win Mano Yoshihisa 2224.75
3 Black Draw Tamada Yoichi 2438.79
4 Black Win Iio Yoshihiro 2438.92
5 Black Win Kise Katsumi 2472.22
6 White Loss Oosumi Yuuki 2667.21
11 Kanto Renju Emperor Tournament final match
Date 2010-12-26 Rating 2617.78
Round Color Result Opponent
1 White Loss Nakamura Shigeru 2776.87
2 Black Loss Nakamura Shigeru 2776.87
11 Kanto Renju Emperor Tournament 2nd round
Date 2010-11-21 Rating 2616.92
Round Color Result Opponent
2 Black Win Nakayama Tomoharu 2466.88
5 Black Draw Nakamura Shigeru 2775.54
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2616.48
Round Color Result Opponent
S1 Black Loss Okumura Toyohiko 2291.77
S2 White Win Kubo Izumi 2037.23
S3 White Win Hata Masayuki 2127.83
S4 White Win Hasegawa Kazuto 2553.54
S5 White Loss Oosumi Yuuki 2648.16
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2616.46
Round Color Result Opponent
1 White Win Fujikawa Masaki 2020.12
2 Black Win Maruta Koji 2058.49
3 Black Win Mitsumori Masao 2283.38
4 Black Draw Oosumi Yuuki 2644.53
48th Meijinsen Tournament
Date 2010-09-20 Rating 2615.66
Round Color Result Opponent
1 White Win Koiso Shigemasa 2106.09
2 Black Win Sakamoto Hirouji 2263.32
3 Black Loss Oosumi Yuuki 2633.97
4 Black Draw Iio Yoshihiro 2450.61
5 White Win Tamada Yoichi 2422.56
6 White Win Kawano Takahisa 2271.99
7 Black Win Ishitani Shin-ichi 2322.41
8 White Win Matsuura Hiroshi 2290.56
9 Black Loss Yamaguchi Yusui 2516.21
27th Kanto Championship
Date 2010-05-23 Rating 2617.87
Round Color Result Opponent
1 Black Win Ono Takayuki 2331.61
2 White Win Tamura Kazumasa 2441.43
3 White Loss Nakamura Shigeru 2768.58
4 Black Win Ishitani Shin-ichi 2326.55
5 Black Win Oosumi Yuuki 2605.33
Team World Championship
Date 2010-05-05 Rating 2617.17
Round Color Result Opponent
1 White Loss Nagao Noriaki 2350.89
3 Black Win Yin Licheng 2445.67
4 Black Win Chen Ko-Han 2493.18
5 Black Draw Epifanov Dmitry 2478.31
6 Black Win Eibatov Nizami 2271.00
7 White Win Purk Andry 2581.74
8 Black Win Chen Ko-Han 2493.18
9 Black Loss Yin Licheng 2445.67
10 White Win Purk Andry 2581.74
5th All Japan Championship
Date 2010-03-21 Rating 2614.74
Round Color Result Opponent
1 Black Win Kobayashi Koichi 2078.10
2 Black Win Isobe Taizan 2339.44
3 White Win Nagao Noriaki 2350.04
4 White Win Tamura Kazumasa 2442.02
5 White Win Ishitani Shin-ichi 2324.94
6 Black Win Nakamura Shigeru 2762.40
10 Kanto Renju Emperor Tournament final match
Date 2010-02-21 Rating 2610.06
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2762.10
2 Black Win Nakamura Shigeru 2762.10
3 Black Loss Nakamura Shigeru 2762.10
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2606.37
Round Color Result Opponent
S3 White Win Ishitani Shin-ichi 2316.60
10 Kanto Renju Emperor Tournament 2nd round
Date 2009-12-20 Rating 2598.49
Round Color Result Opponent
5 Black Draw Tamada Yoichi 2362.54
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2591.54
Round Color Result Opponent
S1 White Win Kudomi Takahiro 2310.17
S2 Black Win Mano Yoshihisa 2261.92
S3 Black Loss Miyoshi Takeo 2107.85
S4 Black Loss Iio Yoshihiro 2439.81
S5 White Win Sakamoto Hirouji 2229.51
47th Meijinsen tournament
Date 2009-09-22 Rating 2588.08
Round Color Result Opponent
1 Black Win Kawamura Norihiko 2560.46
2 White Win Kataoka Mitsuaki 2156.22
3 Black Win Ishitani Shin-ichi 2299.88
4 Black Loss Tamura Kazumasa 2435.79
5 White Win Matsuura Hiroshi 2256.01
6 Black Win Sakamoto Hirouji 2223.67
7 Black Draw Oosumi Yuuki 2574.00
8 Black Win Iio Yoshihiro 2436.62
9 Black Win Yamaguchi Yusui 2489.90
World Championship AT
Date 2009-08-13 Rating 2582.57
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2752.97
2 White Win Ono Takayuki 2320.69
3 Black Loss Cao Dong 2648.09
4 Black Loss Purk Andry 2586.09
5 White Win Chen Ko-Han 2475.07
6 White Win Kozhin Mikhail 2581.93
7 White Loss Karasyov Maxim 2525.09
8 White Loss Sushkov Vladimir 2717.12
9 Black Loss Wu Di 2597.86
10 Black Loss Taimla Tunnet 2742.81
11 Black Win Nykl Ondrej 2410.81
World Championship QT
Date 2009-08-05 Rating 2582.38
Round Color Result Opponent
1 White Loss Savrasova Yulia 2575.40
2 Black Win Yao Jinrui 2284.42
3 Black Win Ono Takayuki 2321.24
4 White Win Yin Licheng 2433.77
5 Black Draw Nowakowski Maciej 2421.65
6 White Win Lin Huang-Yu 2540.20
7 Black Draw Cao Dong 2647.30
26th Kanto Championship
Date 2009-05-17 Rating 2577.87
Round Color Result Opponent
1 Black Win Ono Takayuki 2317.30
4 Black Draw Nakamura Shigeru 2751.56
5 Black Draw Tamura Kazumasa 2436.34
4th All Japan Championship
Date 2009-03-21 Rating 2573.73
Round Color Result Opponent
1 White Win Nagao Noriaki 2289.42
2 White Loss Ishitani Shin-ichi 2301.13
3 Black Win Sakamoto Hirouji 2213.52
4 White Draw Oosumi Yuuki 2565.02
5 Black Draw Mitsumori Masao 2286.68
6 White Win Ono Takayuki 2317.97
9 Kanto Renju Emperor Tournament final match
Date 2009-02-08 Rating 2572.93
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2750.07
2 White Draw Nakamura Shigeru 2750.07
3 Black Win Nakamura Shigeru 2750.07
4 White Loss Nakamura Shigeru 2750.07
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2571.84
Round Color Result Opponent
S2 Black Loss Nagao Noriaki 2289.12
S5 White Loss Nakamura Shigeru 2750.29
46 Meijinsen Match
Date 2008-10-19 Rating 2574.54
Round Color Result Opponent
1 White Draw Hasegawa Kazuto 2636.46
2 Black Loss Hasegawa Kazuto 2636.46
3 Black Loss Hasegawa Kazuto 2636.46
46th Meijinsen Tournament
Date 2008-09-15 Rating 2577.40
Round Color Result Opponent
1 White Draw Kawamura Norihiko 2573.12
2 Black Win Matsuura Hiroshi 2214.20
3 White Win Iio Yoshihiro 2430.54
4 Black Win Ishitani Shin-ichi 2288.61
5 Black Win Oosumi Yuuki 2519.72
6 Black Win Kataoka Mitsuaki 2125.05
7 White Win Yamaguchi Yusui 2488.56
8 Black Win Hata Masayuki 2194.05
9 White Win Sato Kiyotomi 2316.02
Youth World Championship
Date 2008-08-10 Rating 2575.88
Round Color Result Opponent
A1 White Win Zajk Michal 2285.50
A2 White Win Tamiola Artur 2260.36
A3 White Draw Oll Aivo 2654.31
A4 White Win Lents Johann 2403.40
A5 White Loss Demjan Attila 2624.51
A6 White Draw Purk Andry 2549.03
A7 Black Draw Ilu Timo 2488.63
A8 White Win Tamada Yoichi 2215.25
A9 White Win Myasoyedov Yevgeni 2256.07
A10 White Win Laube Pavel 2389.14
A11 Black Win Andrzejewski Wawrzyniec 2173.03
RIF 20 years anniversary celebration tournament
Date 2008-08-07 Rating 2575.60
Round Color Result Opponent
1 White Draw Karlsson Stefan 2501.01
2 White Win Sobolev Pavel 2031.64
3 White Win Jonsson Peter 2257.55
4 Black Win Poghosyan Albert 2303.96
5 Black Win Nykl Ondrej 2362.40
6 Black Win Ono Takayuki 2319.82
8 Kanto Renju Emperor Tournament final match
Date 2008-02-24 Rating 2552.19
Round Color Result Opponent
1 White Draw Nakamura Shigeru 2740.91
2 Black Win Nakamura Shigeru 2740.91
3 Black Loss Nakamura Shigeru 2740.91
4 White Loss Nakamura Shigeru 2740.91
8th Kanto Renju Emperor Tournament 2nd round
Date 2007-12-16 Rating 2539.70
Round Color Result Opponent
1 Black Loss Ishitani Shin-ichi 2279.41
2 White Loss Nakamura Shigeru 2741.46
3 White Win Kurata Kiyotaka 2143.58
4 Black Win Isobe Taizan 2333.39
5 White Win Ono Takayuki 2317.56
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2527.08
Round Color Result Opponent
1 Black Win Miyoshi Takeo 2192.08
2 White Win Kawamura Norihiko 2550.49
3 White Win Iio Yoshihiro 2447.22
4 White Win Hiwatashi Kikuma 1820.61
5 Black Win Sato Kiyotomi 2267.67
6 Black Loss Yamaguchi Yusui 2540.76
7 White Loss Oosumi Yuuki 2468.23
8 White Win Isobe Taizan 2332.02
9 White Win Matsuura Hiroshi 2191.45
World Championship AT
Date 2007-08-15 Rating 2521.08
Round Color Result Opponent
1 White Draw Savrasova Yulia 2579.17
2 White Win Iio Yoshihiro 2447.92
3 Black Win Oll Aivo 2570.48
4 White Draw Karlsson Stefan 2512.32
5 White Loss Yamaguchi Yusui 2542.95
6 White Loss Wu Di 2621.34
7 Black Loss Taimla Tunnet 2668.74
8 White Loss Chingin Konstantin 2695.46
9 Black Loss Sushkov Vladimir 2662.59
10 Black Draw Kozhin Mikhail 2508.72
11 White Loss Purk Andry 2540.37
World Championship QT
Date 2007-08-08 Rating 2520.41
Round Color Result Opponent
1 White Win Eriksson Marcus 2229.60
2 White Win Ikonen Jussi 2196.18
3 Black Draw Iio Yoshihiro 2448.33
4 Black Win Oosumi Yuuki 2457.18
5 Black Win Lin Huang-Yu 2452.34
6 Black Draw Poghosyan Albert 2307.22
The 5th Shanghai Renju Meijin Invitation Tournament
Date 2007-05-03 Rating 2505.88
Round Color Result Opponent
1 Black Loss Yamaguchi Yusui 2534.53
2 Black Win Ge Chongyu 2323.31
3 Black Loss Cao Dong 2562.38
SF1 Black Win Mitsumori Masao 2195.17
SF3 Black Loss Zhu Jianfeng 2433.86
SF4 White Draw Zhang Yifeng 2360.44
7th Kanto Renju Emperor Tournament - Final
Date 2007-02-25 Rating 2502.19
Round Color Result Opponent
1 Black Loss Nakamura Shigeru 2732.85
2 Black Draw Nakamura Shigeru 2732.85
3 Black Draw Nakamura Shigeru 2732.85
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2488.96
Round Color Result Opponent
1 Black Loss Yamaguchi Yusui 2521.23
2 Black Win Iio Yoshihiro 2434.11
3 Black Win Nagao Noriaki 2234.93
4 White Draw Fujii Naoki 1987.60
5 Black Loss Kawamura Norihiko 2576.61
6 White Win Sato Kiyotomi 2286.71
7 White Win Ishitani Shin-ichi 2249.31
8 Black Draw Oosumi Yuuki 2361.68
9 White Win Matsuura Hiroshi 2193.35
Asian Championship
Date 2006-08-15 Rating 2486.78
Round Color Result Opponent
1 White Win Yoon Seong-Won 1783.89
2 White Win Kim Kyu-Cheol 2006.59
3 White Loss Kim Chang-Hoon 2459.44
4 White Win Choi Yun-Seok 2139.49
5 Black Win Kim Gyu-Hyeon 2402.26
6 White Win Kim Byoung-Jun 2436.99
7 White Draw Yamaguchi Yusui 2517.74
8 Black Win Iio Yoshihiro 2433.92
Youth World Championship
Date 2006-08-08 Rating 2485.85
Round Color Result Opponent
a1 White Draw Takashima Junya 2391.44
a2 Black Loss Duan Ran 2256.45
a3 Black Win Hallkvist Joel 1947.33
a4 White Win Maruta Hiroki 1929.24
a5 White Draw Zhang Cheng 2382.39
a6 Black Loss Lents Johann 2430.50
a7 White Win Blomstedt Torbjorn 2060.52
a8 Black Draw Qiu Yunfei 2437.11
Team World Championship
Date 2006-05-05 Rating 2484.13
Round Color Result Opponent
1 Black Draw Saarenpää Samuli 2378.70
2 Black Win Karlsson Stefan 2464.36
3 Black Loss Meritee Ando 2778.50
4 Black Win Salnikov Pavel 2438.63
5 Black Win Chen Wei 2445.03
6 Black Loss Sushkov Vladimir 2627.90
7 Black Loss Ilu Timo 2450.41
F1 Black Win Karlsson Stefan 2464.36
F2 Black Loss Karlsson Stefan 2464.36
6th Kanto Renju Emperor Tournament
Date 2005-12-04 Rating 2479.82
Round Color Result Opponent
1 White Win Yamaguchi Yusui 2488.11
2 Black Loss Yamaguchi Yusui 2488.11
3 White Draw Yamaguchi Yusui 2488.11
4 Black Win Yamaguchi Yusui 2488.11
The 43rd Meijin-sen Tournament
Date 2005-09-19 Rating 2474.57
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2310.53
2 Black Loss Takashima Junya 2369.97
3 Black Draw Ishitani Shin-ichi 2272.50
4 White Win Matsuura Hiroshi 2218.39
5 White Loss Hasegawa Kazuto 2620.72
6 Black Win Tanaka Koichi 2123.16
7 White Win Sato Kiyotomi 2245.69
8 White Win Kawate Kozo 1972.12
9 Black Win Yamaguchi Yusui 2477.21
World Championship AT
Date 2005-08-07 Rating 2471.15
Round Color Result Opponent
1 Black Loss Purk Andry 2481.08
2 Black Loss Chingin Konstantin 2637.25
3 Black Draw Artemyev Sergey 2552.72
4 Black Draw Taimla Tunnet 2615.71
5 Black Draw Karlsson Stefan 2460.74
6 White Win Savrasova Yulia 2532.92
7 Black Draw Hermansson Hannes 2310.81
8 Black Loss Meritee Ando 2774.50
9 Black Draw Sushkov Vladimir 2603.63
10 Black Draw Tarannikov Yuriy 2512.44
11 Black Win Andersson Tord 2283.95
5th Kanto Renju Emperor Tournament - Final
Date 2005-01-30 Rating 2452.59
Round Color Result Opponent
1 White Win Yamaguchi Yusui 2458.73
2 Black Win Yamaguchi Yusui 2458.73
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2429.65
Round Color Result Opponent
1 Black Loss Iio Yoshihiro 2379.65
2 Black Win Sakamoto Hirouji 2156.17
3 Black Draw Takagawa Teiji 2244.22
4 White Draw Kawamura Norihiko 2601.20
5 White Draw Matsuura Hiroshi 2255.54
6 White Draw Ishitani Shin-ichi 2268.64
7 White Loss Saito Koji 2082.54
8 Black Win Sakashita Shoichi 2124.00
9 White Loss Hasegawa Kazuto 2581.81
5th Youth World Championship
Date 2004-08-06 Rating 2428.15
Round Color Result Opponent
4 White Win Lysakov Mikhail 2404.61
9 Black Win Mossinyan David 1877.36
4th Kanto Renju Emperor Tournament - Final
Date 2004-02-29 Rating 2416.86
Round Color Result Opponent
1 Black Draw Yamaguchi Yusui 2478.05
2 Black Win Yamaguchi Yusui 2478.05
3 Black Loss Yamaguchi Yusui 2478.05
4 Black Loss Yamaguchi Yusui 2478.05
41st Meijin-sen Tournament
Date 2003-09-15 Rating 2406.89
Round Color Result Opponent
1 Black Win Miyagawa Junzo 2092.64
2 White Draw Hasegawa Kazuto 2544.84
3 White Win Ishitani Shin-ichi 2269.48
4 Black Draw Takashima Junya 2208.84
5 Black Draw Kudomi Takahiro 2291.69
6 Black Win Isobe Taizan 2233.70
7 White Loss Matsuura Hiroshi 2263.07
8 Black Win Kuga Akio 2275.38
9 Black Loss Iio Yoshihiro 2393.77
World Championship AT
Date 2003-08-08 Rating 2405.76
Round Color Result Opponent
1 White Loss Sushkov Vladimir 2585.23
2 Black Win Yamaguchi Yusui 2480.28
3 Black Draw Iio Yoshihiro 2392.18
4 White Loss Taimla Tunnet 2578.77
5 Black Loss Chingin Konstantin 2620.00
6 Black Loss Meritee Ando 2730.84
7 Black Win Sinyov Igor 2487.03
8 White Win Karlsson Stefan 2437.87
9 Black Win Gaulitz Joachim 2322.06
10 White Win Andersson Tord 2274.67
11 Black Win Carlsson Martin 2284.93
40th Meijin-sen Tournament
Date 2002-09-16 Rating 2350.28
Round Color Result Opponent
1 White Win Kudomi Takahiro 2302.51
2 Black Loss Isobe Taizan 2254.25
3 White Loss Iio Yoshihiro 2335.16
4 Black Win Ishitani Shin-ichi 2271.82
5 Black Loss Yamaguchi Yusui 2497.11
6 White Win Nishimura Toshio 2234.63
7 White Loss Takagawa Teiji 2257.00
8 White Win Matsuura Hiroshi 2204.75
9 White Loss Hasegawa Kazuto 2528.37
Youth World Championship
Date 2002-08-02 Rating 2345.59
Round Color Result Opponent
A7 White Win Karasyov Maxim 2404.85
A11 Black Win Provorov Yury 2167.29
World Championship BT
Date 2001-08-12 Rating 2286.28
Round Color Result Opponent
1 White Win Dzainukov Eldar 1941.99
2 White Win Gaujens Artis 1891.23
3 Black Draw Nosovsky Alexander 2014.75
4 White Win Khramov Andrey 2141.40
5 Black Loss Carlsson Martin 2197.95
6 Black Loss Henningsson Anders 2347.45
7 Black Draw Miyoshi Takeo 2140.26
8 White Win Sakamoto Hirouji 2164.89
World Championship QT
Date 2001-08-06 Rating 2285.59
Round Color Result Opponent
1 White Draw Park Jeong Ho 2239.97
2 Black Win Eibatov Nizami 2276.55
3 Black Draw Kusajima Masato 2257.24
4 Black Win Kim Byoung-Jun 2375.19
5 Black Draw Gardstrom Petter 2403.82
6 Black Loss Nara Hideki 2469.92
7 White Loss Lin Sheng-Min 2142.76
Youth World Championship
Date 2000-08-04 Rating 2237.76
Round Color Result Opponent
A1 White Loss Grishnin Stepan 2074.01
A5 White Win Unoura Kazuhisa 1883.32
A6 Black Win Fjellstrom Kristoffer 1699.60
A7 Black Loss Hermansson Hannes 2276.71