JPN Okabe Hiroshi (岡部寛)

Place: Tokyo, Japan

Rating: 2622.40, Rank: 23

First game: 2000-08-04, Last game: 2021-08-08

Top rating: 2681.38 (2014-01-26)

Games: 790, Wins: 457, Draws: 146, Losses: 187

Gy1: 24, Gy2: 57, Gy5: 208

38 Kanto Championship
Date 2021-08-08 Rating 2622.40
Round Color Result Opponent
1 White Win JPN Suenaga Daiki 2180.92
2 White Win JPN Ishitani Shin-ichi 2265.87
3 White Loss JPN Kamiya Shunsuke 2725.84
4 Black Loss JPN Inoue Fumiya 2374.64
5 White Loss JPN Yokoyama Shota 2304.57
6 White Win JPN Fujita Maiko 2215.03
16th All Japan Championship
Date 2021-03-28 Rating 2639.68
Round Color Result Opponent
1 Black Win JPN Suenaga Daiki 2180.63
2 Black Win JPN Inoue Fumiya 2364.88
3 Black Draw JPN Nakamura Shigeru 2881.81
4 White Win JPN Fujita Maiko 2237.90
5 White Win JPN Nagasoe Hiroki 2519.07
6 White Win JPN Makino Mitsunori 2464.93
21th Kanto Renju Emperor Tournament Final
Date 2021-02-27 Rating 2640.80
Round Color Result Opponent
1 White Win JPN Makino Mitsunori 2462.57
2 Black Win JPN Makino Mitsunori 2462.57
24th New Year(Mikami)Cup
Date 2021-01-29 Rating 2640.78
Round Color Result Opponent
S1 Black Win JPN Ono Takayuki 2280.80
S2 White Win JPN Maruta Hiroki 2129.74
S3 Black Win JPN Maruta Koji 2017.12
S4 White Win JPN Ishitani Shin-ichi 2292.35
S5 Black Draw JPN Makino Mitsunori 2459.25
21 Renju Emperor Tournament 2nd round
Date 2020-12-06 Rating 2640.49
Round Color Result Opponent
1 White Win JPN Shimura Hiroki 1862.79
2 White Win JPN Ono Takayuki 2286.22
3 White Draw JPN Nagasoe Hiroki 2511.61
4 Black Win JPN Inoue Fumiya 2360.51
5 Black Draw JPN Makino Mitsunori 2450.13
58 Meijinsen Tournament
Date 2020-09-21 Rating 2640.83
Round Color Result Opponent
1 White Win JPN Kamiya Shunsuke 2718.00
2 White Loss JPN Makino Mitsunori 2429.89
3 White Win JPN Nakayama Tomoharu 2752.29
4 Black Win JPN Fujita Maiko 2263.30
5 Black Win JPN Fujita Yudai 2411.37
6 White Loss JPN Matsuura Hiroshi 2328.03
7 Black Draw JPN Tamada Yoichi 2444.34
8 Black Win JPN Tanaka Toshiki 2420.29
9 Black Draw JPN Tachi Masaya 2406.69
37 Kanto Championship
Date 2020-08-10 Rating 2642.21
Round Color Result Opponent
1 White Win JPN Ito Midori 1702.79
2 Black Win JPN Kato Yasuhiro 2060.09
3 White Win JPN Ishitani Shin-ichi 2299.76
4 White Win JPN Maruta Hiroki 2144.87
5 White Win JPN Fujita Maiko 2266.13
6 Black Win JPN Maruyama Takashi 1962.57
20th Kanto Renju Emperor Tournament Final
Date 2020-02-16 Rating 2643.60
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2886.32
2 White Loss JPN Nakamura Shigeru 2886.32
23 New Year (Mikami) Cup
Date 2020-01-26 Rating 2644.39
Round Color Result Opponent
A1 Black Win JPN Maruta Hiroki 2129.35
A2 White Win JPN Iwano Fumio 2098.67
A3 Black Loss JPN Nakamura Shigeru 2886.10
A4 White Win JPN Fujita Maiko 2263.66
A5 White Win JPN Ishitani Shin-ichi 2307.41
15th All Japan Championship
Date 2020-01-19 Rating 2644.59
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2223.61
2 White Win JPN Nakamura Shigeru 2885.86
3 White Win JPN Inoue Fumiya 2335.04
4 Black Loss JPN Nakayama Tomoharu 2756.33
5 Black Draw JPN Kamiya Shunsuke 2723.39
6 Black Win JPN Iio Yoshihiro 2343.65
20 Renju Emperor Tournament 2nd round
Date 2019-12-08 Rating 2642.85
Round Color Result Opponent
1 White Win JPN Inoue Fumiya 2337.10
2 White Loss JPN Fujita Maiko 2265.29
3 White Draw JPN Nakamura Shigeru 2887.85
4 White Win JPN Miyamoto Syunju 2229.50
5 White Win JPN Ishitani Shin-ichi 2308.45
11th Tohoku Championship
Date 2019-10-06 Rating 2641.35
Round Color Result Opponent
1 White Win JPN Kusajima Masato 2186.89
2 White Win JPN Miyamoto Syunju 2227.08
3 Black Win JPN Hirono Masakazu 2017.95
4 White Win JPN Ishitani Shin-ichi 2313.93
5 White Win JPN Gakumazawa Hideaki 2099.72
57 Meijinsen Tournament
Date 2019-09-16 Rating 2640.34
Round Color Result Opponent
1 White Win JPN Matsuura Hiroshi 2305.64
2 White Win JPN Ishitani Shin-ichi 2316.89
3 Black Win JPN Inoue Fumiya 2338.98
4 Black Draw JPN Kamiya Shunsuke 2729.48
5 Black Win JPN Hasegawa Kazuto 2535.52
6 Black Loss JPN Kawamura Norihiko 2598.30
7 White Win JPN Nakayama Tomoharu 2742.26
8 Black Loss JPN Koyama Jun 2529.66
9 White Win JPN Kawano Takahisa 2376.72
World Championship AT
Date 2019-08-10 Rating 2637.12
Round Color Result Opponent
1 White Draw EST Oll Aivo 2666.09
2 Black Win JPN Inoue Fumiya 2342.19
3 Black Win RUS Epifanov Dmitry 2588.49
4 White Draw JPN Nakayama Tomoharu 2738.22
5 White Win JPN Kamiya Shunsuke 2727.81
6 White Loss JPN Koyama Jun 2533.01
7 White Loss SWE Gardstrom Petter 2616.01
8 Black Loss CHN Cao Dong 2687.70
9 White Loss RUS Sushkov Vladimir 2751.74
10 White Win RUS Fedotov Denis 2594.57
11 White Win CHN Mei Fan 2600.58
36 Kanto Championship
Date 2019-07-28 Rating 2635.66
Round Color Result Opponent
1 Black Win JPN Fujikawa Masaki 2094.59
2 White Win JPN Makino Mitsunori 2271.21
3 White Loss JPN Nakamura Shigeru 2899.03
4 White Win JPN Ono Takayuki 2311.60
5 White Draw JPN Inoue Fumiya 2343.49
6 White Win JPN Ishitani Shin-ichi 2321.74
14th All Japan Championship
Date 2019-03-31 Rating 2623.17
Round Color Result Opponent
1 White Win JPN Miyamoto Syunju 2209.52
2 White Loss JPN Nakamura Shigeru 2906.81
3 White Draw JPN Kamiya Shunsuke 2722.69
4 White Win JPN Iio Yoshihiro 2386.15
5 White Loss JPN Inoue Fumiya 2346.30
6 White Win JPN Koyama Jun 2514.29
19th Kanto Renju Emperor Tournament Final
Date 2019-02-17 Rating 2619.44
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2908.39
2 Black Loss JPN Nakamura Shigeru 2908.39
22 New Year (Mikami) Cup
Date 2019-01-20 Rating 2617.62
Round Color Result Opponent
1 White Win JPN Inoue Fumiya 2335.96
2 White Win JPN Tomobe Katsuhiro 2115.74
3 White Win JPN Ono Takayuki 2317.49
4 Black Draw TPE Ke Fang-Ying 2294.51
5 Black Win JPN Takazawa Nagayoshi 2090.39
19 Renju Emperor Tournament 2nd round
Date 2018-12-31 Rating 2616.25
Round Color Result Opponent
1 White Win JPN Maruta Hiroki 2105.26
2 White Win JPN Ishitani Shin-ichi 2344.01
3 Black Loss JPN Nakamura Shigeru 2909.06
4 White Win JPN Miyamoto Syunju 2205.43
5 White Win JPN Iwano Fumio 2163.86
SOPAI Cup
Date 2018-11-25 Rating 2613.18
Round Color Result Opponent
1 White Win CHN Tian Hanfa 1798.44
2 White Loss MAC Wai Chan Keong 2669.51
3 Black Loss CHN Sun Jinxue 2170.06
4 White Win CHN Peng Lulu 2009.64
5 White Loss CHN Hong Pengcheng 2314.52
6 Black Loss CHN Cheng Yanzhen 2330.18
7 White Win CHN Guo Haisen 2105.01
8 White Loss CHN Lu Hai 2539.67
9 White Win CHN Ling Shijie 2313.12
56 Meijinsen Tournament
Date 2018-09-17 Rating 2624.71
Round Color Result Opponent
1 White Win JPN Hasegawa Kazuto 2512.60
2 Black Win JPN Kuga Akio 2325.05
3 Black Loss JPN Koyama Jun 2503.62
4 White Loss JPN Nakamura Shigeru 2908.85
5 Black Win JPN Matsuura Hiroshi 2295.00
6 Black Win JPN Kawamura Norihiko 2581.60
8 White Win JPN Ishitani Shin-ichi 2353.33
9 Black Win JPN Kamiya Shunsuke 2713.54
10th Tohoku Championship
Date 2018-09-09 Rating 2625.43
Round Color Result Opponent
1 White Win JPN Hirono Masakazu 2019.81
2 Black Win JPN Miyamoto Syunju 2201.49
3 Black Win JPN Demachi Koichiro 1875.31
5 Black Win JPN Kusajima Masato 2228.43
35 Kanto Championship
Date 2018-07-16 Rating 2629.52
Round Color Result Opponent
1 White Win JPN Fujikawa Masaki 2053.03
2 White Win JPN Inoue Fumiya 2324.23
3 White Loss JPN Nakamura Shigeru 2904.26
4 White Win JPN Fujita Maiko 2171.80
5 Black Draw JPN Nakayama Tomoharu 2750.17
6 Black Win JPN Ishitani Shin-ichi 2355.56
12th Team World Championship
Date 2018-05-05 Rating 2632.66
Round Color Result Opponent
2 White Loss EST Mesila Villem 2558.49
3 White Win SWE Gardstrom Petter 2602.08
5 White Win RUS Makarov Pavel 2520.75
6 Black Loss CHN Cao Dong 2705.58
7 White Loss RUS Kryuchok Roman 2515.13
8 Black Win RUS Kozhin Mikhail 2589.41
10 White Win EST Mesila Villem 2558.49
13th All Japan Championship
Date 2018-01-28 Rating 2637.11
Round Color Result Opponent
1 Black Win JPN Fujita Yudai 2423.38
2 White Loss JPN Nakayama Tomoharu 2760.48
3 Black Win JPN Iio Yoshihiro 2458.36
4 White Loss JPN Kamiya Shunsuke 2721.61
5 Black Win JPN Ishitani Shin-ichi 2344.59
6 Black Loss JPN Tachi Masaya 2480.27
21 Mikami Cup
Date 2018-01-21 Rating 2637.83
Round Color Result Opponent
S1 Black Win JPN Ono Takayuki 2308.61
S2 White Win JPN Ishitani Shin-ichi 2343.34
S3 White Win JPN Sato Kiyotomi 2370.22
18 Kanto Renju Emperor Tournament 2nd round
Date 2017-12-31 Rating 2639.29
Round Color Result Opponent
1 Black Win JPN Miyamoto Syunju 2202.78
2 White Win JPN Kusajima Masato 2231.01
3 White Win JPN Sato Kiyotomi 2371.53
4 White Win JPN Koyama Jun 2513.92
5 Black Loss JPN Nakamura Shigeru 2881.05
18 Kanto Renju Emperor Tournament 1st round
Date 2017-11-30 Rating 2640.36
Round Color Result Opponent
1 Black Win JPN Maruta Koji 2059.02
2 Black Draw JPN Koyama Jun 2518.62
3 Black Win JPN Kusajima Masato 2229.19
4 White Win JPN Ishitani Shin-ichi 2331.42
55 Meijinsen Tournament
Date 2017-09-18 Rating 2642.37
Round Color Result Opponent
1 White Win JPN Sato Kiyotomi 2386.15
2 White Win JPN Kawano Takahisa 2353.95
3 White Win JPN Iio Yoshihiro 2469.91
4 Black Loss JPN Kamiya Shunsuke 2720.23
5 Black Win JPN Tamada Yoichi 2444.51
6 White Win JPN Matsuura Hiroshi 2284.63
7 White Loss JPN Nakayama Tomoharu 2755.27
8 White Win JPN Hasegawa Kazuto 2529.77
9 Black Win JPN Maruyama Yasushi 2226.20
World Championship BT
Date 2017-08-12 Rating 2641.56
Round Color Result Opponent
1 White Win TPE Liao Jun-Yen 2272.02
2 White Loss TPE Huang Yen-Hua 2383.35
3 White Win MAC Sun In 2367.34
4 Black Loss CHN Liu Yang 2577.41
5 Black Win RUS Metreveli Maksim 2233.25
6 Black Win TPE Yang Yu-Hsiung 2369.75
7 White Draw MAC Tang Kai Lam 2689.23
8 Black Draw MAC Wai Chan Keong 2619.43
9 White Win JPN Koyama Jun 2530.53
World Championship QT
Date 2017-08-05 Rating 2641.66
Round Color Result Opponent
1 Black Draw TPE Lu Wei-Yuan 2528.66
2 Black Win KOR Kim Su Chan 2255.68
3 White Draw TPE Lin Huang-Yu 2659.78
4 White Draw CHN Lan Zhiren 2559.29
5 Black Draw JPN Koyama Jun 2530.58
6 Black Win EST Oll Aivo 2711.33
7 Black Loss RUS Sushkov Vladimir 2796.45
34 Kanto Championship
Date 2017-07-16 Rating 2641.94
Round Color Result Opponent
1 White Win JPN Fujikawa Masaki 2032.08
2 White Win JPN Iwano Fumio 2196.00
3 White Loss JPN Nakayama Tomoharu 2742.03
4 White Win JPN Ono Takayuki 2306.55
5 White Win JPN Ishitani Shin-ichi 2327.03
6 White Win JPN Maruta Hiroki 2071.44
12th All Japan Championship
Date 2017-03-26 Rating 2643.17
Round Color Result Opponent
1 Black Win JPN Ono Takayuki 2298.52
2 White Win JPN Sato Kiyotomi 2408.65
3 White Draw JPN Nakayama Tomoharu 2718.26
4 Black Loss JPN Nakamura Shigeru 2881.61
5 Black Win JPN Fujita Yudai 2414.27
6 Black Draw JPN Kamiya Shunsuke 2701.75
20 New Year (Mikami) Cup
Date 2017-01-22 Rating 2641.40
Round Color Result Opponent
S1 Black Win JPN Sato Kiyotomi 2418.70
S2 White Win JPN Ishitani Shin-ichi 2325.98
S4 Black Loss JPN Nakamura Shigeru 2880.01
S5 White Win JPN Koyama Jun 2536.20
17 Kanto Renju Emperor Tournament 2nd round
Date 2016-12-10 Rating 2638.57
Round Color Result Opponent
1 White Draw JPN Sato Kiyotomi 2426.35
2 Black Win JPN Maruta Koji 2091.37
3 Black Win JPN Ishitani Shin-ichi 2329.06
4 White Draw JPN Nakamura Shigeru 2876.31
5 White Loss JPN Nakayama Tomoharu 2708.97
48 Kyoto Classified Tournament
Date 2016-11-13 Rating 2637.18
Round Color Result Opponent
SS2 Black Loss JPN Hasegawa Kazuto 2562.54
SS3 White Loss JPN Hata Masayuki 2139.98
SS4 White Draw JPN Kawamura Norihiko 2549.71
SS5 White Draw JPN Iio Yoshihiro 2478.45
54 Meijinsen Tournament
Date 2016-09-19 Rating 2642.05
Round Color Result Opponent
1 White Win JPN Maruyama Yasushi 2231.12
2 Black Win JPN Matsuura Hiroshi 2302.09
3 Black Win JPN Iio Yoshihiro 2483.39
4 Black Loss JPN Kuga Akio 2285.32
5 White Loss JPN Kamiya Shunsuke 2677.53
6 White Win JPN Tanaka Toshiki 2385.24
7 White Win JPN Hasegawa Kazuto 2563.36
8 White Draw JPN Nakayama Tomoharu 2703.40
9 Black Win JPN Koyama Jun 2542.91
33 Kanto Championship
Date 2016-07-31 Rating 2645.80
Round Color Result Opponent
1 White Win JPN Fujikawa Masaki 2052.94
2 White Win JPN Maruta Koji 2105.64
3 White Win JPN Koyama Jun 2546.34
4 Black Draw JPN Nakayama Tomoharu 2701.63
5 Black Win JPN Maruta Hiroki 2071.08
6 Black Loss JPN Nakamura Shigeru 2872.14
54 Meijinsen Qualification East Japan area 2nd round
Date 2016-06-12 Rating 2648.25
Round Color Result Opponent
1 Black Win JPN Kamiya Shunsuke 2652.28
2 Black Win JPN Mitsumori Masao 2281.14
3 Black Win JPN Kusajima Masato 2203.70
4 White Win JPN Tamada Yoichi 2491.48
5 Black Draw JPN Koyama Jun 2551.14
19 Mikami Cup
Date 2016-03-13 Rating 2647.15
Round Color Result Opponent
S1 White Win JPN Kusajima Masato 2201.48
S2 White Draw JPN Kamiya Shunsuke 2646.85
S3 White Loss JPN Nakamura Shigeru 2860.91
S4 White Win JPN Koyama Jun 2553.40
S5 Black Win JPN Ono Takayuki 2270.71
11th All Japan Championship
Date 2016-01-11 Rating 2644.95
Round Color Result Opponent
1 Black Draw JPN Fujita Yudai 2381.30
2 White Draw JPN Tamada Yoichi 2496.21
3 White Loss JPN Koyama Jun 2557.29
4 Black Win JPN Ishitani Shin-ichi 2334.18
5 Black Win JPN Iio Yoshihiro 2468.52
6 Black Draw JPN Nakayama Tomoharu 2698.63
16 Kanto Renju Emperor Tournament 2nd round
Date 2015-12-13 Rating 2645.34
Round Color Result Opponent
1 Black Draw JPN Nakayama Tomoharu 2696.76
2 White Loss JPN Nakamura Shigeru 2848.24
3 White Win JPN Koyama Jun 2560.20
4 White Win JPN Ono Takayuki 2268.40
5 White Loss JPN Sato Kiyotomi 2449.27
17 Kanto Renju Emperor Tournament 1st round
Date 2015-11-23 Rating 2646.26
Round Color Result Opponent
1 Black Win JPN Maruta Koji 2122.63
2 White Win JPN Koyama Jun 2560.50
3 Black Win JPN Ishitani Shin-ichi 2334.44
4 Black Draw JPN Sato Kiyotomi 2447.50
16 Kanto Renju Emperor Tournament 1st round
Date 2015-11-15 Rating 2646.45
Round Color Result Opponent
1 White Win JPN Kato Yasuhiro 2001.45
2 Black Win JPN Ono Takayuki 2269.01
3 White Loss JPN Koyama Jun 2560.64
4 White Loss JPN Sato Kiyotomi 2446.99
47 Kyoto Classified Tournament
Date 2015-11-08 Rating 2647.26
Round Color Result Opponent
S1 Black Win JPN Tachi Masaya 2411.65
S2 Black Win JPN Hasegawa Kazuto 2585.92
S3 Black Win RUS Epifanov Dmitry 2634.76
S4 Black Win JPN Kashihara Akihiko 2276.19
S5 White Win JPN Sakamoto Hirouji 2220.82
53 Meijinsen Tournament
Date 2015-09-22 Rating 2648.24
Round Color Result Opponent
1 White Win JPN Ishitani Shin-ichi 2332.66
2 Black Loss JPN Hasegawa Kazuto 2589.48
3 White Win JPN Matsuura Hiroshi 2333.60
4 White Win JPN Tamada Yoichi 2504.16
5 White Draw JPN Oosumi Yuuki 2702.13
6 Black Loss JPN Kawamura Norihiko 2553.84
7 Black Draw JPN Nakayama Tomoharu 2690.18
8 White Loss JPN Iio Yoshihiro 2462.09
9 White Draw JPN Koyama Jun 2556.26
World Championship AT
Date 2015-08-13 Rating 2653.14
Round Color Result Opponent
1 Black Win MAC Tang Kai Lam 2656.75
2 Black Draw JPN Kamiya Shunsuke 2627.80
3 Black Loss CHN Qi Guan 2734.61
4 White Draw EST Taimla Tunnet 2696.87
5 Black Win RUS Salnikov Pavel 2565.83
6 Black Win RUS Makarov Pavel 2527.08
7 White Loss CHN Lan Zhiren 2570.35
8 Black Win EST Hõbemägi Martin 2576.68
9 Black Draw RUS Fedorkin Oleg 2655.64
10 Black Draw TPE Chen Ko-Han 2625.47
11 Black Draw TPE Lin Huang-Yu 2715.42
Kanto Championship
Date 2015-07-20 Rating 2654.88
Round Color Result Opponent
1 Black Win JPN Nakamura Souta 2222.93
2 White Win JPN Ishitani Shin-ichi 2337.82
3 White Draw JPN Koyama Jun 2552.08
4 White Draw JPN Nakayama Tomoharu 2684.27
5 Black Loss JPN Nakamura Shigeru 2834.04
6 Black Win JPN Iwano Fumio 2195.73
7th Tohoku Championship
Date 2015-04-12 Rating 2662.65
Round Color Result Opponent
1 White Win JPN Gakumazawa Hideaki 2128.60
2 White Win JPN Kusajima Masato 2195.74
3 White Win JPN Kobayashi Koichi 2225.92
4 White Win JPN Ishitani Shin-ichi 2355.25
5 Black Win JPN Hirono Masakazu 1953.34
10th All Japan Championship
Date 2015-03-29 Rating 2663.39
Round Color Result Opponent
1 White Win JPN Miyagawa Junzo 2175.23
2 Black Win JPN Nagao Noriaki 2242.05
3 White Win JPN Kamiya Shunsuke 2600.13
4 Black Draw JPN Nakamura Shigeru 2831.64
5 Black Draw JPN Nakayama Tomoharu 2667.92
6 Black Draw JPN Tachi Masaya 2415.72
15th Kanto Renju Emperor Tournament Final
Date 2015-02-15 Rating 2664.14
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2829.50
2 Black Loss JPN Nakamura Shigeru 2829.50
15 Kanto Renju Emperor Tournament 2nd round
Date 2015-01-25 Rating 2665.39
Round Color Result Opponent
1 White Win JPN Ono Takayuki 2284.82
2 White Win JPN Ishitani Shin-ichi 2362.12
3 Black Win JPN Kamiya Shunsuke 2587.04
4 White Loss JPN Nakamura Souta 2202.58
5 Black Win JPN Nakamura Shigeru 2827.57
18 Mikami Cup Tournament
Date 2015-01-18 Rating 2665.58
Round Color Result Opponent
S1 Black Win JPN Ono Takayuki 2285.99
S2 White Draw JPN Isobe Taizan 2362.20
S3 Black Loss JPN Nakamura Shigeru 2827.12
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2670.31
Round Color Result Opponent
S1 White Win JPN Miyagawa Junzo 2165.22
S2 Black Win JPN Kawamura Norihiko 2580.46
S3 Black Draw JPN Iio Yoshihiro 2447.80
S4 White Win JPN Fukui Nobuhiro 2539.95
S5 Black Loss JPN Oosumi Yuuki 2741.86
15 Kanto Renju Emperor Tournament 1st round
Date 2014-10-26 Rating 2671.19
Round Color Result Opponent
1 White Win JPN Tomobe Katsuhiro 2051.38
2 Black Win JPN Kato Yasuhiro 2031.91
3 Black Win JPN Fukui Nobuhiro 2540.66
4 Black Draw JPN Kamiya Shunsuke 2568.98
52 Meijinsen Tournament
Date 2014-09-15 Rating 2673.06
Round Color Result Opponent
1 Black Win JPN Tamada Yoichi 2490.29
2 Black Win JPN Fukui Nobuhiro 2544.64
3 Black Win JPN Kashihara Akihiko 2275.37
4 Black Win JPN Matsuura Hiroshi 2311.36
5 White Loss JPN Oosumi Yuuki 2745.71
6 White Draw JPN Iio Yoshihiro 2444.89
7 Black Win JPN Sato Kiyotomi 2411.87
8 White Draw JPN Hasegawa Kazuto 2575.45
9 White Draw JPN Nakayama Tomoharu 2644.84
31th Kanto Championship
Date 2014-05-11 Rating 2677.89
Round Color Result Opponent
1 White Win JPN Kamiya Shunsuke 2535.51
2 White Win JPN Kobayashi Koichi 2183.72
3 White Draw JPN Tamura Kazumasa 2452.72
4 White Loss JPN Nakamura Shigeru 2811.93
5 White Win JPN Sato Kiyotomi 2400.63
6th Tohoku Championship
Date 2014-04-20 Rating 2678.80
Round Color Result Opponent
1 Black Win JPN Hirono Masakazu 1953.54
3 White Win JPN Sato Kiyotomi 2398.75
4 White Win JPN Gakumazawa Hideaki 2104.05
5 Black Win JPN Miura Hitoshi 1763.34
6 Black Win JPN Kusajima Masato 2176.55
7 White Win JPN Kobayashi Koichi 2181.87
14 Kanto Renju Emperor Tournament final match
Date 2014-02-16 Rating 2680.00
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2815.14
2 Black Loss JPN Nakamura Shigeru 2815.14
9th All Japan Championship
Date 2014-01-26 Rating 2681.38
Round Color Result Opponent
1 White Win JPN Ishitani Shin-ichi 2368.58
2 White Win JPN Sato Kiyotomi 2394.18
3 White Win JPN Fukui Nobuhiro 2534.25
4 White Draw JPN Oosumi Yuuki 2751.65
5 White Win JPN Iio Yoshihiro 2468.81
6 White Win JPN Tamura Kazumasa 2457.86
14th Mikami Cup S-class
Date 2014-01-19 Rating 2681.25
Round Color Result Opponent
1 Black Win JPN Fukui Nobuhiro 2533.15
2 White Draw JPN Ishitani Shin-ichi 2367.81
3 White Win JPN Tamura Kazumasa 2458.43
4 White Win JPN Nakayama Tomoharu 2603.43
5 Black Loss JPN Nakamura Shigeru 2815.09
14 Kanto Renju Emperor Tournament 2nd round
Date 2013-12-15 Rating 2679.97
Round Color Result Opponent
1 Black Win JPN Fukui Nobuhiro 2528.59
2 Black Win JPN Sato Kiyotomi 2394.36
3 White Draw JPN Tamura Kazumasa 2457.59
4 Black Loss JPN Nakamura Shigeru 2815.35
5 White Draw JPN Kamiya Shunsuke 2509.88
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2679.65
Round Color Result Opponent
S1 White Win JPN Ishitani Shin-ichi 2355.34
S2 Black Draw JPN Oosumi Yuuki 2757.77
S3 Black Win JPN Hata Masayuki 2177.05
S4 Black Win JPN Hasegawa Kazuto 2551.45
S5 Black Win JPN Mano Yoshihisa 2250.36
51 Meijinsen Tournament
Date 2013-09-16 Rating 2676.30
Round Color Result Opponent
1 Black Win JPN Yamaguchi Yusui 2525.18
2 Black Win JPN Kawano Takahisa 2303.19
3 White Win JPN Kawate Kozo 2045.22
4 Black Win JPN Hasegawa Kazuto 2548.35
5 White Win JPN Mano Yoshihisa 2250.24
6 Black Win JPN Kamiya Shunsuke 2494.65
7 Black Loss JPN Oosumi Yuuki 2761.72
8 Black Win JPN Sato Kiyotomi 2397.40
9 White Win JPN Hata Masayuki 2181.92
ex Black Loss JPN Oosumi Yuuki 2761.72
World Championship AT
Date 2013-08-14 Rating 2672.94
Round Color Result Opponent
1 Black Draw TPE Chen Ko-Han 2602.63
2 White Win CHN Lan Zhiren 2564.09
3 White Win EST Hõbemägi Martin 2513.32
4 White Loss RUS Sushkov Vladimir 2748.54
5 White Draw JPN Oosumi Yuuki 2762.83
6 White Loss RUS Epifanov Dmitry 2602.79
7 Black Win RUS Salnikov Pavel 2537.68
8 White Draw EST Oll Aivo 2663.72
9 White Loss EST Taimla Tunnet 2790.55
10 White Draw CHN Cao Dong 2679.63
11 Black Loss CHN Wang Qingqing 2580.09
World Championship QT
Date 2013-08-05 Rating 2672.68
Round Color Result Opponent
1 White Win EST Hõbemägi Martin 2513.24
2 Black Win JPN Miyagawa Junzo 2157.19
3 White Draw RUS Sushkov Vladimir 2747.77
4 Black Win EST Pajuste Renee 2543.29
5 White Draw EST Oll Aivo 2663.69
6 Black Draw RUS Fedorkin Oleg 2603.83
7 Black Draw RUS Salnikov Pavel 2538.66
29th Kanto Championship
Date 2013-05-12 Rating 2667.31
Round Color Result Opponent
1 Black Win JPN Iwano Fumio 2137.75
2 Black Win JPN Kamiya Shunsuke 2475.69
3 Black Win JPN Ishitani Shin-ichi 2323.59
4 White Win JPN Nakamura Shigeru 2795.46
5 Black Win JPN Kudomi Takahiro 2337.79
5th Tohoku Championship
Date 2013-04-14 Rating 2663.01
Round Color Result Opponent
1 White Win JPN Gakumazawa Hideaki 2074.64
2 Black Win JPN Kudomi Takahiro 2342.15
3 Black Win JPN Kusajima Masato 2157.45
4 White Win JPN Maruta Hiroki 2083.00
5 Black Win JPN Fukui Nobuhiro 2498.84
8th All Japan Championship
Date 2013-03-24 Rating 2658.94
Round Color Result Opponent
1 White Win JPN Kobayashi Koichi 2157.33
2 Black Draw JPN Kamiya Shunsuke 2468.48
3 Black Win JPN Isobe Taizan 2342.14
4 Black Win JPN Iio Yoshihiro 2421.39
5 Black Loss JPN Nakamura Shigeru 2796.56
6 White Loss JPN Oosumi Yuuki 2759.60
13 Kanto Renju Emperor Tournament final match
Date 2013-02-17 Rating 2653.53
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2799.93
2 Black Draw JPN Nakamura Shigeru 2799.93
3 Black Draw JPN Nakamura Shigeru 2799.93
16th Mikami Cup Tournament
Date 2013-01-20 Rating 2649.00
Round Color Result Opponent
S1 Black Win JPN Mitsumori Masao 2281.97
S2 White Win JPN Ishitani Shin-ichi 2310.05
S3 White Loss JPN Nakamura Shigeru 2802.60
S4 White Win JPN Ono Takayuki 2346.07
S5 White Loss JPN Fukui Nobuhiro 2491.40
13 Kanto Renju Emperor Tournament 2nd round
Date 2013-01-13 Rating 2648.19
Round Color Result Opponent
1 Black Loss JPN Kudomi Takahiro 2346.87
2 Black Win JPN Fukui Nobuhiro 2490.49
3 Black Win JPN Isobe Taizan 2344.70
4 White Win JPN Ishitani Shin-ichi 2309.27
5 White Loss JPN Nakamura Shigeru 2803.02
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2643.64
Round Color Result Opponent
S1 Black Win JPN Ishitani Shin-ichi 2306.45
S2 White Draw JPN Hasegawa Kazuto 2525.64
S3 Black Win JPN Miyagawa Junzo 2153.18
S4 Black Win JPN Kudomi Takahiro 2347.05
S5 Black Loss JPN Oosumi Yuuki 2745.00
13 Kanto Renju Emperor Tournament 1st round
Date 2012-10-21 Rating 2642.41
Round Color Result Opponent
1 Black Win JPN Tomobe Katsuhiro 2129.77
2 Black Win JPN Maruta Hiroki 2064.08
3 Black Draw JPN Fukui Nobuhiro 2477.35
4 Black Win JPN Tada Ayako 2243.88
50th Meijinsen Tournament
Date 2012-09-17 Rating 2640.54
Round Color Result Opponent
1 Black Win JPN Nagasoe Hiroki 2468.34
2 Black Loss JPN Nakamura Shigeru 2804.04
3 White Win JPN Ono Takayuki 2357.55
4 Black Win JPN Nakayama Tomoharu 2555.81
5 Black Win JPN Matsuura Hiroshi 2296.29
6 White Loss JPN Yamaguchi Yusui 2568.89
7 Black Win JPN Iio Yoshihiro 2408.83
8 Black Draw JPN Fukui Nobuhiro 2469.66
9 White Win JPN Hasegawa Kazuto 2518.00
29th Kanto Championship
Date 2012-05-13 Rating 2630.11
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2227.83
2 White Loss JPN Nakamura Shigeru 2805.08
3 White Win JPN Fukui Nobuhiro 2439.86
4 Black Win JPN Matsuoka Teruo 1974.77
5 Black Win JPN Kudomi Takahiro 2352.64
Team World Championship
Date 2012-05-06 Rating 2629.40
Round Color Result Opponent
1 White Draw CHN He Qifa 2574.69
2 Black Win UKR Piddubny Konstantin 2190.54
3 White Draw RUS Chingin Konstantin 2740.25
4 Black Loss TPE Yang Yu-Hsiung 2419.01
5 Black Win EST Lents Johann 2468.43
7 Black Draw CHN Yin Licheng 2457.96
8 Black Loss CHN He Qifa 2574.69
9 White Draw CHN Chen Wei 2373.96
10 White Win CHN Yin Licheng 2457.96
7th All Japan Championship
Date 2012-01-29 Rating 2628.05
Round Color Result Opponent
1 White Win JPN Miyoshi Takeo 2106.24
2 White Loss JPN Isobe Taizan 2355.46
3 White Draw JPN Kamiya Shunsuke 2411.10
4 White Win JPN Fukui Nobuhiro 2418.02
5 White Win JPN Tamada Yoichi 2422.55
6 White Loss JPN Oosumi Yuuki 2712.51
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2628.88
Round Color Result Opponent
1 White Win JPN Kamiya Shunsuke 2408.82
2 Black Win JPN Mitsumori Masao 2304.78
3 Black Win JPN Nakayama Tomoharu 2529.71
4 Black Loss JPN Nakamura Shigeru 2796.39
5 Black Loss JPN Oosumi Yuuki 2711.01
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2632.32
Round Color Result Opponent
S1 Black Win JPN Hasegawa Kazuto 2497.54
S2 Black Win JPN Doi Manabu 2010.31
S3 Black Win JPN Miyagawa Junzo 2158.47
S4 Black Win JPN Oosumi Yuuki 2699.27
S5 White Win JPN Ishitani Shin-ichi 2326.82
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2631.68
Round Color Result Opponent
1 White Win JPN Kato Yasuhiro 2022.21
2 Black Win JPN Kudomi Takahiro 2344.65
3 Black Loss JPN Nakayama Tomoharu 2517.54
4 Black Win JPN Ishitani Shin-ichi 2326.93
49th Meijinsen Tournament
Date 2011-09-19 Rating 2631.45
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2043.85
2 Black Win JPN Miyoshi Takeo 2102.56
3 White Win JPN Sakashita Shoichi 2084.71
4 White Win JPN Matsuura Hiroshi 2303.43
5 Black Loss JPN Yamaguchi Yusui 2566.50
6 Black Win JPN Nakayama Tomoharu 2510.50
7 White Win JPN Iio Yoshihiro 2424.01
8 White Win JPN Hasegawa Kazuto 2499.09
9 White Win JPN Kashihara Akihiko 2203.11
World Championship AT
Date 2011-08-10 Rating 2629.35
Round Color Result Opponent
1 Black Loss TPE Lin Huang-Yu 2699.41
2 Black Draw RUS Artemyev Sergey 2529.25
3 Black Win TPE Hou I-Cheng 2429.01
4 Black Draw JPN Oosumi Yuuki 2679.85
5 White Win EST Oll Aivo 2636.42
6 Black Draw CHN Cao Dong 2641.14
7 White Loss EST Taimla Tunnet 2732.65
8 White Win SWE Andersson Tord 2362.88
9 Black Loss HKG Huang Jin-xian 2544.45
10 White Draw RUS Sushkov Vladimir 2705.45
11 Black Loss CHN Dai Xiaohan 2637.78
World Championship QT
Date 2011-08-03 Rating 2629.44
Round Color Result Opponent
1 White Win JPN Ono Takayuki 2337.37
2 White Win CHN Dai Xiaohan 2638.75
3 Black Draw JPN Kise Katsumi 2482.11
4 Black Draw JPN Kawamura Norihiko 2589.14
5 Black Win EST Hõbemägi Martin 2346.69
6 Black Win RUS Nikonov Konstantin 2562.70
7 White Draw EST Soosõrv Ants 2675.59
6th All Japan Championship
Date 2011-03-27 Rating 2621.05
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2176.64
2 White Win JPN Mano Yoshihisa 2222.40
3 Black Draw JPN Tamada Yoichi 2435.86
4 Black Win JPN Iio Yoshihiro 2435.47
5 Black Win JPN Kise Katsumi 2469.38
6 White Loss JPN Oosumi Yuuki 2664.27
11 Kanto Renju Emperor Tournament final match
Date 2010-12-26 Rating 2614.93
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2773.88
2 Black Loss JPN Nakamura Shigeru 2773.88
11 Kanto Renju Emperor Tournament 2nd round
Date 2010-11-21 Rating 2614.06
Round Color Result Opponent
2 Black Win JPN Nakayama Tomoharu 2464.18
5 Black Draw JPN Nakamura Shigeru 2772.55
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2613.62
Round Color Result Opponent
S1 Black Loss JPN Okumura Toyohiko 2289.12
S2 White Win JPN Kubo Izumi 2034.44
S3 White Win JPN Hata Masayuki 2124.92
S4 White Win JPN Hasegawa Kazuto 2550.40
S5 White Loss JPN Oosumi Yuuki 2645.21
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2613.59
Round Color Result Opponent
1 White Win JPN Fujikawa Masaki 2015.55
2 Black Win JPN Maruta Koji 2055.89
3 Black Win JPN Mitsumori Masao 2280.79
4 Black Draw JPN Oosumi Yuuki 2641.58
48th Meijinsen Tournament
Date 2010-09-20 Rating 2612.79
Round Color Result Opponent
1 White Win JPN Koiso Shigemasa 2103.19
2 Black Win JPN Sakamoto Hirouji 2260.27
3 Black Loss JPN Oosumi Yuuki 2631.01
4 Black Draw JPN Iio Yoshihiro 2447.28
5 White Win JPN Tamada Yoichi 2419.67
6 White Win JPN Kawano Takahisa 2266.33
7 Black Win JPN Ishitani Shin-ichi 2319.58
8 White Win JPN Matsuura Hiroshi 2286.79
9 Black Loss JPN Yamaguchi Yusui 2513.08
27th Kanto Championship
Date 2010-05-23 Rating 2615.02
Round Color Result Opponent
1 Black Win JPN Ono Takayuki 2328.92
2 White Win JPN Tamura Kazumasa 2438.59
3 White Loss JPN Nakamura Shigeru 2765.58
4 Black Win JPN Ishitani Shin-ichi 2323.72
5 Black Win JPN Oosumi Yuuki 2602.38
Team World Championship
Date 2010-05-05 Rating 2614.32
Round Color Result Opponent
1 White Loss JPN Nagao Noriaki 2348.30
3 Black Win CHN Yin Licheng 2444.50
4 Black Win TPE Chen Ko-Han 2490.54
5 Black Draw RUS Epifanov Dmitry 2474.47
6 Black Win AZE Eibatov Nizami 2268.18
7 White Win EST Purk Andry 2578.86
8 Black Win TPE Chen Ko-Han 2490.54
9 Black Loss CHN Yin Licheng 2444.50
10 White Win EST Purk Andry 2578.86
5th All Japan Championship
Date 2010-03-21 Rating 2611.89
Round Color Result Opponent
1 Black Win JPN Kobayashi Koichi 2075.61
2 Black Win JPN Isobe Taizan 2336.32
3 White Win JPN Nagao Noriaki 2347.44
4 White Win JPN Tamura Kazumasa 2439.17
5 White Win JPN Ishitani Shin-ichi 2322.11
6 Black Win JPN Nakamura Shigeru 2759.39
10 Kanto Renju Emperor Tournament final match
Date 2010-02-21 Rating 2607.21
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2759.07
2 Black Win JPN Nakamura Shigeru 2759.07
3 Black Loss JPN Nakamura Shigeru 2759.07
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2603.52
Round Color Result Opponent
S3 White Win JPN Ishitani Shin-ichi 2313.76
10 Kanto Renju Emperor Tournament 2nd round
Date 2009-12-20 Rating 2595.64
Round Color Result Opponent
5 Black Draw JPN Tamada Yoichi 2359.81
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2588.68
Round Color Result Opponent
S1 White Win JPN Kudomi Takahiro 2307.37
S2 Black Win JPN Mano Yoshihisa 2259.64
S3 Black Loss JPN Miyoshi Takeo 2105.18
S4 Black Loss JPN Iio Yoshihiro 2436.61
S5 White Win JPN Sakamoto Hirouji 2226.46
47th Meijinsen tournament
Date 2009-09-22 Rating 2585.22
Round Color Result Opponent
1 Black Win JPN Kawamura Norihiko 2557.16
2 White Win JPN Kataoka Mitsuaki 2149.13
3 Black Win JPN Ishitani Shin-ichi 2297.02
4 Black Loss JPN Tamura Kazumasa 2432.89
5 White Win JPN Matsuura Hiroshi 2252.21
6 Black Win JPN Sakamoto Hirouji 2220.62
7 Black Draw JPN Oosumi Yuuki 2571.05
8 Black Win JPN Iio Yoshihiro 2433.43
9 Black Win JPN Yamaguchi Yusui 2486.78
World Championship AT
Date 2009-08-13 Rating 2579.72
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2749.89
2 White Win JPN Ono Takayuki 2318.07
3 Black Loss CHN Cao Dong 2645.21
4 Black Loss EST Purk Andry 2583.21
5 White Win TPE Chen Ko-Han 2472.55
6 White Win RUS Kozhin Mikhail 2579.07
7 White Loss RUS Karasyov Maxim 2522.39
8 White Loss RUS Sushkov Vladimir 2714.45
9 Black Loss CHN Wu Di 2594.81
10 Black Loss EST Taimla Tunnet 2740.19
11 Black Win CZE Nykl Ondrej 2408.05
World Championship QT
Date 2009-08-05 Rating 2579.53
Round Color Result Opponent
1 White Loss RUS Savrasova Yulia 2572.37
2 Black Win CHN Yao Jinrui 2281.69
3 Black Win JPN Ono Takayuki 2318.62
4 White Win CHN Yin Licheng 2433.71
5 Black Draw POL Nowakowski Maciej 2419.12
6 White Win TPE Lin Huang-Yu 2537.31
7 Black Draw CHN Cao Dong 2644.42
26th Kanto Championship
Date 2009-05-17 Rating 2575.02
Round Color Result Opponent
1 Black Win JPN Ono Takayuki 2314.75
4 Black Draw JPN Nakamura Shigeru 2748.44
5 Black Draw JPN Tamura Kazumasa 2433.44
4th All Japan Championship
Date 2009-03-21 Rating 2570.87
Round Color Result Opponent
1 White Win JPN Nagao Noriaki 2286.82
2 White Loss JPN Ishitani Shin-ichi 2298.28
3 Black Win JPN Sakamoto Hirouji 2210.52
4 White Draw JPN Oosumi Yuuki 2562.02
5 Black Draw JPN Mitsumori Masao 2284.13
6 White Win JPN Ono Takayuki 2315.46
9 Kanto Renju Emperor Tournament final match
Date 2009-02-08 Rating 2570.07
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2746.90
2 White Draw JPN Nakamura Shigeru 2746.90
3 Black Win JPN Nakamura Shigeru 2746.90
4 White Loss JPN Nakamura Shigeru 2746.90
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2568.98
Round Color Result Opponent
S2 Black Loss JPN Nagao Noriaki 2286.51
S5 White Loss JPN Nakamura Shigeru 2747.10
46 Meijinsen Match
Date 2008-10-19 Rating 2571.68
Round Color Result Opponent
1 White Draw JPN Hasegawa Kazuto 2633.13
2 Black Loss JPN Hasegawa Kazuto 2633.13
3 Black Loss JPN Hasegawa Kazuto 2633.13
46th Meijinsen Tournament
Date 2008-09-15 Rating 2574.55
Round Color Result Opponent
1 White Draw JPN Kawamura Norihiko 2569.67
2 Black Win JPN Matsuura Hiroshi 2210.34
3 White Win JPN Iio Yoshihiro 2427.35
4 Black Win JPN Ishitani Shin-ichi 2285.69
5 Black Win JPN Oosumi Yuuki 2516.66
6 Black Win JPN Kataoka Mitsuaki 2118.84
7 White Win JPN Yamaguchi Yusui 2485.38
8 Black Win JPN Hata Masayuki 2190.98
9 White Win JPN Sato Kiyotomi 2312.69
Youth World Championship
Date 2008-08-10 Rating 2573.04
Round Color Result Opponent
A1 White Win POL Zajk Michal 2283.82
A2 White Win POL Tamiola Artur 2259.54
A3 White Draw EST Oll Aivo 2652.02
A4 White Win EST Lents Johann 2401.41
A5 White Loss HUN Demjan Attila 2622.03
A6 White Draw EST Purk Andry 2546.19
A7 Black Draw EST Ilu Timo 2485.78
A8 White Win JPN Tamada Yoichi 2212.90
A9 White Win RUS Myasoyedov Yevgeni 2269.52
A10 White Win CZE Laube Pavel 2386.53
A11 Black Win POL Andrzejewski Wawrzyniec 2172.66
RIF 20 years anniversary celebration tournament
Date 2008-08-07 Rating 2572.76
Round Color Result Opponent
1 White Draw SWE Karlsson Stefan 2497.81
2 White Win RUS Sobolev Pavel 2029.19
3 White Win SWE Jonsson Peter 2254.12
4 Black Win ARM Poghosyan Albert 2301.02
5 Black Win CZE Nykl Ondrej 2359.71
6 Black Win JPN Ono Takayuki 2317.53
8 Kanto Renju Emperor Tournament final match
Date 2008-02-24 Rating 2549.21
Round Color Result Opponent
1 White Draw JPN Nakamura Shigeru 2737.48
2 Black Win JPN Nakamura Shigeru 2737.48
3 Black Loss JPN Nakamura Shigeru 2737.48
4 White Loss JPN Nakamura Shigeru 2737.48
8th Kanto Renju Emperor Tournament 2nd round
Date 2007-12-16 Rating 2536.68
Round Color Result Opponent
1 Black Loss JPN Ishitani Shin-ichi 2276.52
2 White Loss JPN Nakamura Shigeru 2737.98
3 White Win JPN Kurata Kiyotaka 2141.14
4 Black Win JPN Isobe Taizan 2328.74
5 White Win JPN Ono Takayuki 2315.10
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2524.00
Round Color Result Opponent
1 Black Win JPN Miyoshi Takeo 2188.96
2 White Win JPN Kawamura Norihiko 2546.86
3 White Win JPN Iio Yoshihiro 2443.96
4 White Win JPN Hiwatashi Kikuma 1811.49
5 Black Win JPN Sato Kiyotomi 2264.28
6 Black Loss JPN Yamaguchi Yusui 2537.51
7 White Loss JPN Oosumi Yuuki 2465.14
8 White Win JPN Isobe Taizan 2327.10
9 White Win JPN Matsuura Hiroshi 2187.44
World Championship AT
Date 2007-08-15 Rating 2518.00
Round Color Result Opponent
1 White Draw RUS Savrasova Yulia 2576.75
2 White Win JPN Iio Yoshihiro 2444.67
3 Black Win EST Oll Aivo 2568.24
4 White Draw SWE Karlsson Stefan 2509.08
5 White Loss JPN Yamaguchi Yusui 2539.70
6 White Loss CHN Wu Di 2618.38
7 Black Loss EST Taimla Tunnet 2666.01
8 White Loss RUS Chingin Konstantin 2692.37
9 Black Loss RUS Sushkov Vladimir 2659.90
10 Black Draw RUS Kozhin Mikhail 2505.90
11 White Loss EST Purk Andry 2537.54
World Championship QT
Date 2007-08-08 Rating 2517.33
Round Color Result Opponent
1 White Win SWE Eriksson Marcus 2226.29
2 White Win FIN Ikonen Jussi 2193.18
3 Black Draw JPN Iio Yoshihiro 2445.08
4 Black Win JPN Oosumi Yuuki 2454.09
5 Black Win TPE Lin Huang-Yu 2449.41
6 Black Draw ARM Poghosyan Albert 2304.19
The 5th Shanghai Renju Meijin Invitation Tournament
Date 2007-05-03 Rating 2502.74
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2531.25
2 Black Win CHN Ge Chongyu 2320.74
3 Black Loss CHN Cao Dong 2559.46
SF1 Black Win JPN Mitsumori Masao 2193.12
SF3 Black Loss CHN Zhu Jianfeng 2431.00
SF4 White Draw CHN Zhang Yifeng 2357.56
7th Kanto Renju Emperor Tournament - Final
Date 2007-02-25 Rating 2499.01
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2729.10
2 Black Draw JPN Nakamura Shigeru 2729.10
3 Black Draw JPN Nakamura Shigeru 2729.10
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2485.70
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2517.82
2 Black Win JPN Iio Yoshihiro 2430.72
3 Black Win JPN Nagao Noriaki 2232.19
4 White Draw JPN Fujii Naoki 1980.50
5 Black Loss JPN Kawamura Norihiko 2572.76
6 White Win JPN Sato Kiyotomi 2283.32
7 White Win JPN Ishitani Shin-ichi 2246.25
8 Black Draw JPN Oosumi Yuuki 2358.58
9 White Win JPN Matsuura Hiroshi 2189.09
Asian Championship
Date 2006-08-15 Rating 2483.51
Round Color Result Opponent
1 White Win KOR Yoon Seong-Won 1783.17
2 White Win KOR Kim Kyu-Cheol 2003.76
3 White Loss KOR Kim Chang-Hoon 2456.02
4 White Win KOR Choi Yun-Seok 2122.99
5 Black Win KOR Kim Gyu-Hyeon 2399.58
6 White Win KOR Kim Byoung-Jun 2432.87
7 White Draw JPN Yamaguchi Yusui 2514.32
8 Black Win JPN Iio Yoshihiro 2430.52
Youth World Championship
Date 2006-08-08 Rating 2482.58
Round Color Result Opponent
a1 White Draw JPN Takashima Junya 2388.07
a2 Black Loss CHN Duan Ran 2253.86
a3 Black Win SWE Hallkvist Joel 1943.82
a4 White Win JPN Maruta Hiroki 1927.12
a5 White Draw CHN Zhang Cheng 2380.66
a6 Black Loss EST Lents Johann 2429.36
a7 White Win SWE Blomstedt Torbjorn 2057.26
a8 Black Draw CHN Qiu Yunfei 2434.26
Team World Championship
Date 2006-05-05 Rating 2480.84
Round Color Result Opponent
1 Black Draw FIN Saarenpää Samuli 2374.99
2 Black Win SWE Karlsson Stefan 2460.85
3 Black Loss EST Meritee Ando 2773.16
4 Black Win RUS Salnikov Pavel 2435.97
5 Black Win CHN Chen Wei 2443.68
6 Black Loss RUS Sushkov Vladimir 2625.30
7 Black Loss EST Ilu Timo 2449.17
F1 Black Win SWE Karlsson Stefan 2460.85
F2 Black Loss SWE Karlsson Stefan 2460.85
6th Kanto Renju Emperor Tournament
Date 2005-12-04 Rating 2476.45
Round Color Result Opponent
1 White Win JPN Yamaguchi Yusui 2484.63
2 Black Loss JPN Yamaguchi Yusui 2484.63
3 White Draw JPN Yamaguchi Yusui 2484.63
4 Black Win JPN Yamaguchi Yusui 2484.63
The 43rd Meijin-sen Tournament
Date 2005-09-19 Rating 2471.17
Round Color Result Opponent
1 Black Win JPN Oosumi Yuuki 2307.51
2 Black Loss JPN Takashima Junya 2366.26
3 Black Draw JPN Ishitani Shin-ichi 2269.35
4 White Win JPN Matsuura Hiroshi 2213.74
5 White Loss JPN Hasegawa Kazuto 2616.54
6 Black Win JPN Tanaka Koichi 2120.27
7 White Win JPN Sato Kiyotomi 2242.36
8 White Win JPN Kawate Kozo 1968.75
9 Black Win JPN Yamaguchi Yusui 2473.70
World Championship AT
Date 2005-08-07 Rating 2467.74
Round Color Result Opponent
1 Black Loss EST Purk Andry 2477.98
2 Black Loss RUS Chingin Konstantin 2633.20
3 Black Draw RUS Artemyev Sergey 2550.25
4 Black Draw EST Taimla Tunnet 2613.33
5 Black Draw SWE Karlsson Stefan 2456.78
6 White Win RUS Savrasova Yulia 2531.10
7 Black Draw SWE Hermansson Hannes 2307.29
8 Black Loss EST Meritee Ando 2767.08
9 Black Draw RUS Sushkov Vladimir 2601.18
10 Black Draw RUS Tarannikov Yuriy 2524.31
11 Black Win SWE Andersson Tord 2280.47
5th Kanto Renju Emperor Tournament - Final
Date 2005-01-30 Rating 2448.77
Round Color Result Opponent
1 White Win JPN Yamaguchi Yusui 2454.77
2 Black Win JPN Yamaguchi Yusui 2454.77
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2425.56
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2375.38
2 Black Win JPN Sakamoto Hirouji 2152.02
3 Black Draw JPN Takagawa Teiji 2239.64
4 White Draw JPN Kawamura Norihiko 2596.71
5 White Draw JPN Matsuura Hiroshi 2250.13
6 White Draw JPN Ishitani Shin-ichi 2264.97
7 White Loss JPN Saito Koji 2079.06
8 Black Win JPN Sakashita Shoichi 2119.40
9 White Loss JPN Hasegawa Kazuto 2577.13
5th Youth World Championship
Date 2004-08-06 Rating 2423.98
Round Color Result Opponent
4 White Win RUS Lysakov Mikhail 2402.27
9 Black Win ARM Mossinyan David 1873.82
4th Kanto Renju Emperor Tournament - Final
Date 2004-02-29 Rating 2412.37
Round Color Result Opponent
1 Black Draw JPN Yamaguchi Yusui 2473.32
2 Black Win JPN Yamaguchi Yusui 2473.32
3 Black Loss JPN Yamaguchi Yusui 2473.32
4 Black Loss JPN Yamaguchi Yusui 2473.32
41st Meijin-sen Tournament
Date 2003-09-15 Rating 2402.07
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2088.23
2 White Draw JPN Hasegawa Kazuto 2539.57
3 White Win JPN Ishitani Shin-ichi 2265.37
4 Black Draw JPN Takashima Junya 2204.19
5 Black Draw JPN Kudomi Takahiro 2286.96
6 Black Win JPN Isobe Taizan 2215.94
7 White Loss JPN Matsuura Hiroshi 2256.54
8 Black Win JPN Kuga Akio 2268.41
9 Black Loss JPN Iio Yoshihiro 2388.95
World Championship AT
Date 2003-08-08 Rating 2400.91
Round Color Result Opponent
1 White Loss RUS Sushkov Vladimir 2581.63
2 Black Win JPN Yamaguchi Yusui 2475.08
3 Black Draw JPN Iio Yoshihiro 2387.37
4 White Loss EST Taimla Tunnet 2576.04
5 Black Loss RUS Chingin Konstantin 2608.02
6 Black Loss EST Meritee Ando 2715.04
7 Black Win RUS Sinyov Igor 2487.83
8 White Win SWE Karlsson Stefan 2429.83
9 Black Win SWE Gaulitz Joachim 2317.12
10 White Win SWE Andersson Tord 2269.78
11 Black Win SWE Carlsson Martin 2279.91
40th Meijin-sen Tournament
Date 2002-09-16 Rating 2345.44
Round Color Result Opponent
1 White Win JPN Kudomi Takahiro 2297.25
2 Black Loss JPN Isobe Taizan 2228.90
3 White Loss JPN Iio Yoshihiro 2329.95
4 Black Win JPN Ishitani Shin-ichi 2266.95
5 Black Loss JPN Yamaguchi Yusui 2490.87
6 White Win JPN Nishimura Toshio 2225.58
7 White Loss JPN Takagawa Teiji 2251.15
8 White Win JPN Matsuura Hiroshi 2197.13
9 White Loss JPN Hasegawa Kazuto 2522.72
Youth World Championship
Date 2002-08-02 Rating 2340.90
Round Color Result Opponent
A7 White Win RUS Karasyov Maxim 2404.12
A11 Black Win RUS Provorov Yury 2177.21
World Championship BT
Date 2001-08-12 Rating 2282.09
Round Color Result Opponent
1 White Win AZE Dzainukov Eldar 1920.79
2 White Win LAT Gaujens Artis 1877.82
3 Black Draw RUS Nosovsky Alexander 2011.17
4 White Win UZB Khramov Andrey 2137.47
5 Black Loss SWE Carlsson Martin 2191.99
6 Black Loss SWE Henningsson Anders 2347.94
7 Black Draw JPN Miyoshi Takeo 2136.78
8 White Win JPN Sakamoto Hirouji 2160.49
World Championship QT
Date 2001-08-06 Rating 2281.41
Round Color Result Opponent
1 White Draw KOR Park Jeong Ho 2236.97
2 Black Win AZE Eibatov Nizami 2271.36
3 Black Draw JPN Kusajima Masato 2253.71
4 Black Win KOR Kim Byoung-Jun 2370.96
5 Black Draw SWE Gardstrom Petter 2399.67
6 Black Loss JPN Nara Hideki 2466.59
7 White Loss TPE Lin Sheng-Min 2142.03
Youth World Championship
Date 2000-08-04 Rating 2234.17
Round Color Result Opponent
A1 White Loss RUS Grishnin Stepan 2080.30
A5 White Win JPN Unoura Kazuhisa 1884.69
A6 Black Win SWE Fjellstrom Kristoffer 1696.00
A7 Black Loss SWE Hermansson Hannes 2274.90