Iio Yoshihiro, Japan - Renju Rating

Iio Yoshihiro (飯尾義弘)

Place: Kobe, Japan

Rating: 2360.39, Std: 106.42, Rank: 176

First game: 2000-05-21, Last game: 2022-01-10

Top rating: 2513.93 (2016-05-15)

Games: 669, Wins: 342, Draws: 78, Losses: 249

Gy1: 0, Gy2: 26, Gy5: 75

59th Meijinsen Tournament
Date 2022-01-10 Rating 2360.39
Round Color Result Opponent
1 Black Loss Nagasoe Hiroki 2600.09
2 Black Win Hasegawa Kazuto 2539.37
3 White Loss Ono Takayuki 2369.76
4 Black Win Hayashi Shoichi 2108.57
5 Black Loss Kamiya Shunsuke 2810.63
6 White Loss Okabe Hiroshi 2642.89
7 White Win Maruyama Yasushi 2230.37
8 White Loss Nakayama Tomoharu 2778.82
9 White Win Maruta Hiroki 2177.42
53 Kyoto Classified Tournament
Date 2021-11-13 Rating 2358.22
Round Color Result Opponent
S1 White Win Fujita Maiko 2316.01
S2 Black Loss Kawamura Norihiko 2635.28
S3 White Draw Hata Masayuki 2120.42
S4 Black Loss Ishitani Shin-ichi 2290.45
S5 White Loss Hasegawa Kazuto 2537.46
17 Kansai Championship 1st round
Date 2021-10-17 Rating 2358.99
Round Color Result Opponent
1 White Win Toyo Koryu 2055.86
2 White Win Tokonami Shota 2003.16
3 Black Win Sakamoto Suzan 2235.61
4 Black Loss Tanaka Shotaro 2244.47
5 White Win Kito Shinichi 2138.23
59 Meijinsen Qualification Kansai area 2nd round
Date 2021-07-18 Rating 2360.56
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2544.40
2 White Draw Makino Mitsunori 2514.53
3 Black Win Hayashi Shoichi 2123.71
59 Meijinsen Qualification Kansai area 1st round
Date 2021-06-20 Rating 2360.72
Round Color Result Opponent
1 Black Win Tanaka Toshiki 2387.35
2 White Win Hayashi Shoichi 2125.11
3 White Draw Hasegawa Kazuto 2544.39
4 White Win Hata Masayuki 2122.47
16 Kansai Championship 2nd round
Date 2021-02-21 Rating 2350.91
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2246.37
2 Black Loss Makino Mitsunori 2504.86
3 Black Loss Kawamura Norihiko 2632.15
16 Kansai Championship 1st round
Date 2020-10-18 Rating 2350.85
Round Color Result Opponent
1 Black Loss Kawamura Norihiko 2634.53
2 Black Win Adachi Tomoya 1581.87
3 White Win Hayashi Shoichi 2128.80
4 Black Win Sakamoto Suzan 2248.66
5 Black Loss Tanaka Shotaro 2222.96
58 Meijinsen Qualification Kansai area 1st round
Date 2020-06-21 Rating 2353.03
Round Color Result Opponent
1 Black Win Hata Masayuki 2118.65
2 Black Loss Sakamoto Suzan 2245.71
3 White Loss Makino Mitsunori 2431.67
4 White Win Kito Shinichi 2140.69
5 White Loss Tachi Masaya 2435.09
15 Kansai Championship 2nd round
Date 2020-02-16 Rating 2364.60
Round Color Result Opponent
1 White Win Kito Shinichi 2144.27
2 White Win Hayashi Shoichi 2131.69
3 Black Loss Makino Mitsunori 2378.31
ex Black Loss Makino Mitsunori 2378.31
15th All Japan Championship
Date 2020-01-19 Rating 2368.28
Round Color Result Opponent
1 White Win Hata Masayuki 2130.22
2 Black Loss Nakayama Tomoharu 2788.40
3 White Loss Makino Mitsunori 2365.70
4 Black Win Fujita Maiko 2304.63
5 White Win Ishitani Shin-ichi 2331.38
6 White Loss Okabe Hiroshi 2675.70
51 Kyoto Classified Tournament
Date 2019-11-04 Rating 2376.43
Round Color Result Opponent
S1 White Win Ozawa Tetsushi 1952.92
S2 Black Loss Tanaka Toshiki 2434.88
S3 Black Win Nishida Toshio 2036.65
S4 White Loss Hasegawa Kazuto 2562.97
S5 White Loss Kawamura Norihiko 2630.82
14 Kansai Championship final match R3
Date 2019-08-19 Rating 2388.42
Round Color Result Opponent
3 Black Loss Hasegawa Kazuto 2561.26
57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2404.60
Round Color Result Opponent
1 White Win Tanaka Toshiki 2435.68
2 White Loss Hasegawa Kazuto 2553.20
3 White Loss Tachi Masaya 2470.51
4 Black Win Matsui Tsunehiro 2154.78
14 Kansai Championship final match
Date 2019-05-06 Rating 2406.86
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2552.11
2 Black Win Hasegawa Kazuto 2552.11
14th All Japan Championship
Date 2019-03-31 Rating 2412.05
Round Color Result Opponent
1 White Win Maruta Hiroki 2142.59
2 White Loss Nakayama Tomoharu 2767.54
3 White Win Chigira Makoto 2043.16
4 Black Loss Okabe Hiroshi 2653.07
5 Black Win Ishitani Shin-ichi 2352.61
6 Black Loss Nakamura Shigeru 2934.67
50 Kyoto Classified Tournament
Date 2018-11-11 Rating 2428.75
Round Color Result Opponent
1 White Loss Ishitani Shin-ichi 2372.63
2 Black Win Ozawa Tetsushi 1974.78
3 Black Loss Sakamoto Suzan 2252.37
4 White Win Fujita Maiko 2221.29
5 Black Win Hayashi Shoichi 2113.28
56 Meijinsen Qualification Kansai area 2nd round
Date 2018-06-17 Rating 2455.82
Round Color Result Opponent
1 Black Loss Tachi Masaya 2497.00
2 Black Loss Kawamura Norihiko 2613.30
3 Black Loss Hasegawa Kazuto 2543.91
12th Team World Championship
Date 2018-05-05 Rating 2467.26
Round Color Result Opponent
1 White Win Piik Sander 2245.26
3 White Win Jonsson Peter 2282.04
4 White Loss Kozhin Mikhail 2644.85
5 White Loss Epifanov Dmitry 2624.20
7 Black Win Semenov Oleg 2377.10
9 White Loss Cao Dong 2734.79
13 Kansai Championship final match
Date 2018-03-18 Rating 2479.62
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2651.66
2 Black Win Oosumi Yuuki 2651.66
3 White Win Oosumi Yuuki 2651.66
13 Kansai Championship 2nd round
Date 2018-02-18 Rating 2484.36
Round Color Result Opponent
1 White Win Hasegawa Kazuto 2545.38
2 White Win Tachi Masaya 2504.73
3 Black Win Matsui Tsunehiro 2151.02
13th All Japan Championship
Date 2018-01-28 Rating 2485.98
Round Color Result Opponent
1 Black Draw Ishitani Shin-ichi 2370.17
2 White Win Miyamoto Syunju 2216.60
3 White Loss Okabe Hiroshi 2666.20
4 White Win Sato Kiyotomi 2396.54
5 White Loss Kamiya Shunsuke 2753.87
6 White Loss Nakayama Tomoharu 2790.13
49 Kyoto Classified Tournament
Date 2017-11-12 Rating 2493.04
Round Color Result Opponent
S1 White Win Nishida Toshio 2039.33
S2 White Win Hasegawa Kazuto 2554.23
S3 Black Loss Kawamura Norihiko 2601.88
S4 White Win Hata Masayuki 2159.62
S5 White Win Ishitani Shin-ichi 2354.59
13 Kansai Championship 1st round
Date 2017-10-22 Rating 2493.81
Round Color Result Opponent
1 Black Win Matsui Tsunehiro 2157.47
3 White Draw Tachi Masaya 2502.55
4 Black Loss Sakamoto Suzan 2244.19
5 White Loss Kawamura Norihiko 2600.49
55 Meijinsen Tournament
Date 2017-09-18 Rating 2497.62
Round Color Result Opponent
1 White Loss Kamiya Shunsuke 2751.34
2 White Loss Nakayama Tomoharu 2784.48
3 Black Loss Okabe Hiroshi 2671.78
4 White Win Tamada Yoichi 2473.66
5 Black Win Maruyama Yasushi 2245.05
6 Black Win Hasegawa Kazuto 2557.72
7 White Win Matsuura Hiroshi 2306.88
8 White Win Kawano Takahisa 2391.16
9 Black Loss Sato Kiyotomi 2410.52
55 Meijinsen Qualification Kansai area 2nd round
Date 2017-06-18 Rating 2503.83
Round Color Result Opponent
1 White Win Tachi Masaya 2499.02
2 White Win Kawamura Norihiko 2583.75
3 White Win Hasegawa Kazuto 2567.64
12th All Japan Championship
Date 2017-03-26 Rating 2498.91
Round Color Result Opponent
1 Black Draw Maruta Koji 2112.94
2 White Loss Ishitani Shin-ichi 2353.97
3 White Win Kusajima Masato 2238.74
4 White Loss Tamada Yoichi 2502.42
5 Black Draw Miyamoto Syunju 2202.13
6 White Win Ono Takayuki 2325.99
12 Kansai Championship 2nd round
Date 2017-02-19 Rating 2500.74
Round Color Result Opponent
1 White Win Sakamoto Suzan 2240.34
2 White Draw Hasegawa Kazuto 2581.84
ex White Loss Hasegawa Kazuto 2581.84
48 Kyoto Classified Tournament
Date 2016-11-13 Rating 2506.48
Round Color Result Opponent
SS1 Black Loss Kawamura Norihiko 2576.93
SS2 White Win Hata Masayuki 2165.34
SS4 Black Loss Hasegawa Kazuto 2591.01
SS5 Black Draw Okabe Hiroshi 2667.37
54 Meijinsen Tournament
Date 2016-09-19 Rating 2511.51
Round Color Result Opponent
1 Black Draw Nakayama Tomoharu 2732.04
2 White Win Maruyama Yasushi 2253.18
3 White Loss Okabe Hiroshi 2671.51
4 Black Draw Koyama Jun 2570.35
5 Black Win Matsuura Hiroshi 2322.57
6 White Draw Kamiya Shunsuke 2706.76
7 Black Win Kuga Akio 2329.14
8 White Loss Hasegawa Kazuto 2591.92
9 Black Win Tanaka Toshiki 2409.64
54 Meijinsen Qualification Kansai area 2nd round
Date 2016-06-19 Rating 2513.08
Round Color Result Opponent
1 Black Win Matsui Tsunehiro 2175.06
2 White Loss Tanaka Toshiki 2416.22
3 White Win Tachi Masaya 2451.22
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2513.93
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2247.73
2 White Win Tachi Masaya 2446.77
3 Black Win Matsui Tsunehiro 2177.67
4 White Win Kawamura Norihiko 2569.60
Team World Championship
Date 2016-05-04 Rating 2513.15
Round Color Result Opponent
2 Black Loss Pajuste Renee 2592.75
3 Black Draw Eriksson Bjorn 2256.97
4 Black Loss Sushkov Vladimir 2811.05
5 White Win Makarov Pavel 2563.40
6 White Win Chen Xin 2381.33
7 Black Win Feng Sheng-Yu 2043.55
9 White Win Lõhmus Kristofer 2221.23
11 Kansai Championship Final match
Date 2016-04-03 Rating 2510.36
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2713.09
2 Black Loss Oosumi Yuuki 2713.09
3 White Loss Oosumi Yuuki 2713.09
11 Kansai Championship 2nd round
Date 2016-03-20 Rating 2508.79
Round Color Result Opponent
1 Black Win Kashihara Akihiko 2305.15
2 Black Win Tachi Masaya 2443.24
3 White Win Sakamoto Suzan 2246.04
11th All Japan Championship
Date 2016-01-11 Rating 2496.88
Round Color Result Opponent
1 White Win Suzuki Rin 1917.15
2 White Loss Nakamura Shigeru 2881.07
3 Black Win Mano Yoshihisa 2314.62
4 White Loss Nakamura Souta 2252.77
5 White Loss Okabe Hiroshi 2671.41
6 White Loss Ishitani Shin-ichi 2358.18
53 Meijinsen Tournament
Date 2015-09-22 Rating 2490.62
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2733.50
2 White Win Kawamura Norihiko 2580.02
3 Black Loss Nakayama Tomoharu 2718.73
4 Black Loss Matsuura Hiroshi 2349.24
5 White Draw Tamada Yoichi 2531.64
6 White Draw Ishitani Shin-ichi 2356.68
7 White Draw Koyama Jun 2583.05
8 Black Win Okabe Hiroshi 2674.65
9 Black Loss Hasegawa Kazuto 2618.79
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2485.75
Round Color Result Opponent
1 Black Loss Kawamura Norihiko 2592.27
2 White Loss Hasegawa Kazuto 2615.05
3 White Win Koiso Shigemasa 2140.70
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2485.35
Round Color Result Opponent
1 White Draw Tachi Masaya 2443.52
2 White Win Sakamoto Suzan 2248.69
3 White Win Miyagawa Junzo 2205.54
4 Black Draw Kawamura Norihiko 2594.41
10 Kansai Championship final match
Date 2015-03-15 Rating 2482.47
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2761.24
2 Black Loss Oosumi Yuuki 2761.24
10 Kansai Championship 2nd round
Date 2015-02-15 Rating 2481.89
Round Color Result Opponent
1 Black Draw Tachi Masaya 2439.12
2 Black Win Sakamoto Suzan 2254.85
3 Black Win Miyagawa Junzo 2202.03
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2477.54
Round Color Result Opponent
S1 Black Win Matsuo Toshiko 1885.51
S2 Black Win Sakamoto Suzan 2261.83
S3 White Draw Okabe Hiroshi 2698.88
S4 White Loss Oosumi Yuuki 2773.63
S5 White Loss Kawamura Norihiko 2605.31
52 Meijinsen Tournament
Date 2014-09-15 Rating 2474.86
Round Color Result Opponent
1 Black Loss Hasegawa Kazuto 2606.91
2 Black Loss Matsuura Hiroshi 2317.70
3 White Loss Oosumi Yuuki 2777.40
4 Black Loss Nakayama Tomoharu 2674.15
5 White Loss Sato Kiyotomi 2442.04
6 Black Draw Okabe Hiroshi 2702.02
7 Black Loss Tamada Yoichi 2518.53
8 Black Draw Kashihara Akihiko 2304.21
9 Black Loss Fukui Nobuhiro 2574.05
52 Meijinsen Qualification Kansai area 2nd round
Date 2014-06-15 Rating 2488.86
Round Color Result Opponent
1 White Win Miyagawa Junzo 2180.42
2 Black Win Sakamoto Suzan 2268.47
3 White Loss Kashihara Akihiko 2305.54
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2493.91
Round Color Result Opponent
1 White Win Koiso Shigemasa 2136.22
2 Black Win Miyagawa Junzo 2179.84
3 White Win Kashihara Akihiko 2303.94
4 Black Draw Sakamoto Suzan 2269.29
Team World Championship
Date 2014-05-03 Rating 2496.37
Round Color Result Opponent
1 Black Win Ono Takayuki 2339.46
3 Black Draw Hõbemägi Martin 2581.49
4 Black Win Epifanov Dmitry 2636.88
6 Black Win Ono Takayuki 2339.46
8 Black Loss Hõbemägi Martin 2581.49
9 White Loss Chingin Konstantin 2823.90
9th Kansai Championship final match
Date 2014-04-06 Rating 2499.04
Round Color Result Opponent
1 White Draw Oosumi Yuuki 2778.50
2 White Win Oosumi Yuuki 2778.50
3 Black Loss Oosumi Yuuki 2778.50
4 Black Loss Oosumi Yuuki 2778.50
9th Kansai Championship 2nd round
Date 2014-02-16 Rating 2500.85
Round Color Result Opponent
1 White Win Sakamoto Suzan 2268.55
3 Black Win Hasegawa Kazuto 2589.95
9th All Japan Championship
Date 2014-01-26 Rating 2500.33
Round Color Result Opponent
1 White Win Miyagawa Junzo 2173.29
2 White Draw Oosumi Yuuki 2783.61
3 Black Win Sato Kiyotomi 2425.80
4 White Win Nakayama Tomoharu 2634.18
5 Black Loss Okabe Hiroshi 2712.06
6 Black Win Ono Takayuki 2339.36
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2489.26
Round Color Result Opponent
S1 Black Win Kawano Takahisa 2345.82
S2 White Loss Hasegawa Kazuto 2585.65
S3 White Win Sandstrom Richard 2345.28
S4 Black Loss Fukui Nobuhiro 2555.31
S5 White Win Ishitani Shin-ichi 2384.75
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2487.05
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2270.49
2 Black Win Watanabe Nobuo 1993.63
3 White Win Kubo Izumi 2069.57
4 White Win Kon Akira 1956.77
51 Meijinsen Qualification Kansai area 2nd round
Date 2013-06-16 Rating 2462.04
Round Color Result Opponent
1 White Draw Hata Masayuki 2224.62
2 White Loss Hasegawa Kazuto 2577.60
3 Black Win Matsui Tsunehiro 2158.41
ex Black Loss Hata Masayuki 2224.62
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2459.44
Round Color Result Opponent
1 Black Loss Hata Masayuki 2224.46
2 Black Win Sakamoto Suzan 2269.40
3 Black Win Kubo Izumi 2061.83
4 Black Win Matsui Tsunehiro 2158.53
5 Black Win Koiso Shigemasa 2130.16
8th All Japan Championship
Date 2013-03-24 Rating 2454.96
Round Color Result Opponent
1 Black Win Miyagawa Junzo 2186.38
2 White Win Ishitani Shin-ichi 2347.15
3 Black Loss Nakamura Shigeru 2830.68
4 White Loss Okabe Hiroshi 2691.71
5 Black Draw Kamiya Shunsuke 2493.91
6 Black Draw Sato Kiyotomi 2405.42
8th Kansai Championship 2nd round
Date 2013-02-17 Rating 2451.64
Round Color Result Opponent
1 White Win Takahashi Roi 2147.42
2 White Win Miyagawa Junzo 2186.14
3 White Loss Hasegawa Kazuto 2568.55
ex White Loss Hasegawa Kazuto 2568.55
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2444.87
Round Color Result Opponent
S1 White Loss Kudomi Takahiro 2379.41
S2 White Win Tamura Kazumasa 2489.41
S3 White Draw Ono Takayuki 2382.76
S4 White Loss Ishitani Shin-ichi 2337.72
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2444.46
Round Color Result Opponent
1 White Win Takahashi Roi 2141.77
2 White Win Miyagawa Junzo 2185.29
3 White Loss Hasegawa Kazuto 2557.48
4 White Win Koiso Shigemasa 2139.09
5 White Win Kon Akira 1966.49
50th Meijinsen Tournament
Date 2012-09-17 Rating 2443.90
Round Color Result Opponent
1 White Win Ono Takayuki 2387.13
2 White Loss Nakayama Tomoharu 2587.43
3 Black Loss Yamaguchi Yusui 2608.91
4 Black Loss Nagasoe Hiroki 2520.50
5 White Loss Fukui Nobuhiro 2502.39
6 Black Loss Nakamura Shigeru 2840.39
7 White Loss Okabe Hiroshi 2674.98
8 Black Win Hasegawa Kazuto 2556.12
9 White Loss Matsuura Hiroshi 2304.88
50 Meijinsen Qualification Kansai area 2nd round
Date 2012-06-17 Rating 2450.39
Round Color Result Opponent
1 White Win Sakamoto Suzan 2301.07
2 White Loss Kise Katsumi 2513.97
3 Black Win Hasegawa Kazuto 2551.55
7th Kansai Championship 2nd round
Date 2012-02-19 Rating 2454.10
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2306.58
2 White Win Hata Masayuki 2201.38
3 Black Loss Kise Katsumi 2517.24
7th All Japan Championship
Date 2012-01-29 Rating 2454.64
Round Color Result Opponent
1 Black Win Tada Ayako 2236.67
2 Black Win Mitsumori Masao 2329.06
3 White Win Sakamoto Suzan 2309.22
4 White Draw Nakayama Tomoharu 2563.97
5 White Loss Nakamura Shigeru 2838.12
6 White Loss Kudomi Takahiro 2386.63
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2454.84
Round Color Result Opponent
S1 White Loss Sakamoto Suzan 2316.90
S2 White Loss Okumura Toyohiko 2297.14
S3 White Loss Mano Yoshihisa 2220.12
S4 Black Win Doi Manabu 2077.21
S5 White Win Kubo Izumi 2076.26
49th Meijinsen Tournament
Date 2011-09-19 Rating 2463.11
Round Color Result Opponent
1 Black Win Sakashita Shoichi 2120.17
2 White Win Kashihara Akihiko 2236.35
3 Black Loss Matsuura Hiroshi 2344.62
4 Black Draw Nakayama Tomoharu 2542.37
5 Black Draw Hasegawa Kazuto 2543.39
6 Black Win Kubo Izumi 2082.48
7 Black Loss Okabe Hiroshi 2670.57
8 White Loss Yamaguchi Yusui 2609.02
9 White Win Miyoshi Takeo 2135.20
World Championship BT
Date 2011-08-06 Rating 2471.06
Round Color Result Opponent
1 White Loss Nikonov Konstantin 2602.40
2 White Win Rachitskaya Viktoria 2270.44
3 Black Win Staub Rain 1895.50
4 White Win Ono Takayuki 2366.96
5 White Loss Pajuste Renee 2444.94
6 Black Win Hõbemägi Martin 2377.16
7 Black Win Karasyov Maxim 2604.46
8 White Win Nakayama Tomoharu 2535.01
9 White Draw Potapov Alexey 2584.16
49 Meijinsen Qualification Kansai area 2nd round
Date 2011-06-19 Rating 2474.14
Round Color Result Opponent
1 White Win Kubo Izumi 2089.34
2 Black Draw Kashihara Akihiko 2233.19
3 White Win Kise Katsumi 2510.91
6th All Japan Championship
Date 2011-03-27 Rating 2477.33
Round Color Result Opponent
1 White Win Miyoshi Takeo 2122.34
2 White Win Kon Akira 1980.00
3 White Draw Hasegawa Kazuto 2574.15
4 White Loss Okabe Hiroshi 2665.16
5 White Loss Tamada Yoichi 2469.99
6 White Win Kawano Takahisa 2324.01
6th Kansai Championship final match
Date 2011-03-20 Rating 2477.68
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2700.96
2 White Loss Oosumi Yuuki 2700.96
48th Meijinsen Tournament
Date 2010-09-20 Rating 2492.63
Round Color Result Opponent
1 White Win Sakamoto Suzan 2314.81
2 White Win Tamada Yoichi 2453.34
3 Black Win Matsuura Hiroshi 2353.98
4 White Draw Okabe Hiroshi 2662.08
5 White Draw Kawano Takahisa 2300.89
6 White Win Ishitani Shin-ichi 2361.71
7 Black Loss Yamaguchi Yusui 2562.72
8 White Win Koiso Shigemasa 2146.70
9 White Loss Oosumi Yuuki 2668.39
Team World Championship
Date 2010-05-05 Rating 2496.17
Round Color Result Opponent
3 White Win Artemyev Sergey 2588.13
4 Black Loss Purk Andry 2627.67
5 Black Win Väljataga Paul 2379.85
7 White Win Eibatov Nizami 2285.96
10 White Loss Sumarokov Evgeny 2521.38
5th Kansai Championship final match
Date 2010-03-28 Rating 2495.98
Round Color Result Opponent
1 White Win Oosumi Yuuki 2623.63
2 White Win Oosumi Yuuki 2623.63
5th All Japan Championship
Date 2010-03-21 Rating 2495.24
Round Color Result Opponent
1 White Win Tadokoro Hosai 1882.77
2 Black Loss Nakamura Shigeru 2821.76
3 Black Win Maruta Hiroki 2062.84
4 White Win Kim Chang-Su 2034.26
5 Black Loss Yamaguchi Yusui 2556.86
6 White Loss Shimoyama Takuma 2236.57
5th Kansai Championship 3rd round
Date 2010-02-14 Rating 2494.65
Round Color Result Opponent
1 Black Win Hata Masayuki 2142.19
2 White Win Hasegawa Kazuto 2654.32
3 White Win Sagara Takashi 2457.57
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2493.08
Round Color Result Opponent
S1 Black Win Suzuki Junichiro 1894.27
S2 White Loss Nakamura Shigeru 2824.24
S3 Black Loss Kataoka Mitsuaki 2237.69
S4 White Draw Nagao Noriaki 2327.68
S5 Black Win Ono Takayuki 2360.45
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2489.13
Round Color Result Opponent
1 Black Loss Koiso Shigemasa 2154.58
2 Black Win Sakamoto Suzan 2294.34
3 Black Win Kon Akira 1950.48
4 Black Win Miyagawa Junzo 2181.95
40th Kyoto Classified - Special class
Date 2009-11-09 Rating 2489.01
Round Color Result Opponent
1 Black Win Miyoshi Takeo 2140.75
2 White Draw Okabe Hiroshi 2643.69
3 Black Win Ishitani Shin-ichi 2346.96
4 Black Loss Hasegawa Kazuto 2668.10
5 Black Win Kubo Izumi 2089.84
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2488.96
Round Color Result Opponent
S1 Black Loss Hasegawa Kazuto 2668.18
S2 White Win Sakamoto Suzan 2293.89
S3 White Win Kudomi Takahiro 2341.72
S4 White Win Okabe Hiroshi 2643.58
S5 Black Loss Okumura Toyohiko 2301.76
47th Meijinsen tournament
Date 2009-09-22 Rating 2485.61
Round Color Result Opponent
1 White Win Tamura Kazumasa 2475.14
2 White Win Yamaguchi Yusui 2550.74
3 Black Loss Kawamura Norihiko 2601.08
4 Black Win Kataoka Mitsuaki 2235.11
5 White Loss Oosumi Yuuki 2599.05
6 White Draw Ishitani Shin-ichi 2346.68
7 White Win Matsuura Hiroshi 2336.03
8 White Loss Okabe Hiroshi 2642.77
9 White Win Sakamoto Suzan 2286.54
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2468.65
Round Color Result Opponent
1 White Draw Oosumi Yuuki 2585.58
2 Black Loss Gu Wei 2490.97
3 Black Loss Li Yi 2622.08
4 Black Loss Yu Manjiang 2495.19
5 Black Win Xu Bin 2187.48
6 White Win Mitsumori Masao 2312.23
7 White Draw Isobe Taizan 2381.60
4th All Japan Championship
Date 2009-03-21 Rating 2465.85
Round Color Result Opponent
1 Black Win Iwano Fumio 2147.65
2 White Loss Tamura Kazumasa 2475.30
3 Black Loss Tamada Yoichi 2281.15
4 Black Win Tanizaki Ryusuke 2105.14
5 White Win Sakamoto Suzan 2272.13
6 White Draw Ishitani Shin-ichi 2362.95
4 Kansai Championship 3rd round
Date 2009-02-15 Rating 2465.85
Round Color Result Opponent
1 White Loss Tamura Kazumasa 2469.30
2 Black Loss Oosumi Yuuki 2573.80
3 Black Loss Takashima Junya 2501.25
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2474.59
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2262.25
2 Black Win Miyagawa Junzo 2211.18
3 White Draw Tamura Kazumasa 2453.45
4 White Loss Takashima Junya 2501.21
46th Meijinsen Tournament
Date 2008-09-15 Rating 2480.94
Round Color Result Opponent
1 White Win Matsuura Hiroshi 2307.32
2 Black Win Oosumi Yuuki 2538.56
3 Black Loss Okabe Hiroshi 2652.35
4 Black Win Yamaguchi Yusui 2559.10
5 Black Win Kataoka Mitsuaki 2231.03
6 Black Win Hata Masayuki 2222.56
7 White Loss Sato Kiyotomi 2412.15
8 Black Draw Ishitani Shin-ichi 2368.13
9 Black Loss Kawamura Norihiko 2626.01
46th Meijinsen Qualification Kansai area 2nd round
Date 2008-06-15 Rating 2486.89
Round Color Result Opponent
1 Black Draw Miyagawa Junzo 2226.49
2 Black Win Sakamoto Suzan 2264.33
3 White Loss Hata Masayuki 2229.61
Team World Championship
Date 2008-05-02 Rating 2492.72
Round Color Result Opponent
1 Black Draw Laube Pavel 2430.43
2 White Win Artemyev Sergey 2609.73
3 Black Win Cao Dong 2624.08
4 White Loss Karlsson Stefan 2568.67
5 White Loss Sushkov Vladimir 2725.69
7 Black Win Taimla Tunnet 2755.47
8 White Draw Saarenpää Samuli 2392.44
9 Black Win Piddubny Konstantin 2236.35
3rd All Japan Championship
Date 2008-03-23 Rating 2493.51
Round Color Result Opponent
1 Black Win Fujikawa Masaki 2085.53
2 Black Win Miyoshi Takeo 2245.48
3 White Win Nakamura Shigeru 2821.85
4 Black Loss Isobe Taizan 2406.19
5 White Loss Yamaguchi Yusui 2583.18
6 Black Loss Ishitani Shin-ichi 2375.29
3rd Kansai Championship 3rd round
Date 2008-01-13 Rating 2497.55
Round Color Result Opponent
1 White Win Takagawa Teiji 2224.70
2 White Win Tamura Kazumasa 2394.83
3 White Loss Oosumi Yuuki 2529.91
39th Kyoto Classified - Special Class
Date 2007-11-11 Rating 2500.84
Round Color Result Opponent
1 Black Win Miyoshi Takeo 2261.60
2 Black Loss Hasegawa Kazuto 2717.15
3 Black Win Okumura Toyohiko 2295.42
4 White Win Kudomi Takahiro 2315.71
5 White Loss Okabe Hiroshi 2619.70
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2503.17
Round Color Result Opponent
1 White Loss Isobe Taizan 2408.47
2 Black Loss Miyoshi Takeo 2268.59
3 Black Loss Okabe Hiroshi 2610.26
4 White Win Matsuura Hiroshi 2288.21
5 White Win Kawamura Norihiko 2607.47
6 Black Win Sato Kiyotomi 2380.58
7 Black Win Hiwatashi Kikuma 1865.56
8 White Draw Oosumi Yuuki 2521.21
9 White Win Yamaguchi Yusui 2613.79
World Championship AT
Date 2007-08-15 Rating 2504.26
Round Color Result Opponent
1 White Draw Oll Aivo 2629.41
2 Black Loss Okabe Hiroshi 2603.51
3 Black Loss Yamaguchi Yusui 2616.52
4 White Loss Wu Di 2669.34
5 Black Loss Taimla Tunnet 2730.34
6 Black Win Kozhin Mikhail 2568.41
7 Black Loss Sushkov Vladimir 2723.67
8 White Loss Savrasova Yulia 2658.38
9 White Win Purk Andry 2594.99
10 White Draw Chingin Konstantin 2760.39
11 White Loss Karlsson Stefan 2572.93
World Championship QT
Date 2007-08-08 Rating 2504.70
Round Color Result Opponent
1 Black Win Ishitani Shin-ichi 2362.66
2 White Win Poghosyan Albert 2360.90
3 White Draw Okabe Hiroshi 2602.84
4 Black Win Jonsson Peter 2311.74
5 Black Win Qiu Yunfei 2471.96
6 White Win Lin Huang-Yu 2503.13
7 White Win Andersson Tord 2325.44
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2499.45
Round Color Result Opponent
1 Black Win Hata Masayuki 2200.20
2 Black Loss Sakamoto Suzan 2270.95
3 Black Win Oosumi Yuuki 2501.26
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2491.81
Round Color Result Opponent
1 Black Loss Ono Takayuki 2322.65
2 Black Win Tanizaki Ryusuke 2119.35
3 White Win Koyama Jun 2351.49
4 White Loss Isobe Taizan 2404.95
5 Black Win Nagao Noriaki 2220.53
6 Black Win Miyagawa Junzo 2245.77
2nd Kansai Championship, Final Match
Date 2007-03-18 Rating 2491.47
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2707.46
2 Black Loss Hasegawa Kazuto 2707.46
2nd Kansai Championship 3rd round
Date 2007-01-14 Rating 2490.49
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2462.38
2 White Win Sagara Takashi 2468.65
3 Black Draw Takashima Junya 2483.19
38th Kyoto Classified - Special class
Date 2006-11-12 Rating 2485.21
Round Color Result Opponent
1 White Win Sakamoto Suzan 2266.90
2 White Loss Takashima Junya 2481.08
3 White Win Adachi Yasuhiro 2032.54
4 White Draw Hasegawa Kazuto 2697.42
5 Black Loss Miyoshi Takeo 2258.87
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2484.38
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2441.52
2 Black Win Doi Manabu 2105.65
3 Black Win Ozawa Tetsushi 2003.09
4 Black Win Takagawa Teiji 2265.10
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2483.95
Round Color Result Opponent
1 White Draw Nagao Noriaki 2224.46
2 White Loss Okabe Hiroshi 2576.84
3 Black Loss Kawamura Norihiko 2634.00
4 White Loss Yamaguchi Yusui 2606.28
5 Black Win Ishitani Shin-ichi 2347.14
6 Black Win Oosumi Yuuki 2433.07
7 Black Win Fujii Naoki 2116.31
8 White Win Matsuura Hiroshi 2288.51
9 White Win Sato Kiyotomi 2410.61
Asian Championship
Date 2006-08-15 Rating 2482.96
Round Color Result Opponent
1 White Draw Kashihara Akihiko 2271.30
2 Black Win Lee Jo-Sub 2312.84
3 Black Win Oosumi Yuuki 2424.24
4 White Draw Yamaguchi Yusui 2604.60
5 Black Win Park Jeong Ho 2374.46
6 Black Loss Kim Chang-Hoon 2504.55
7 Black Win Ishitani Shin-ichi 2347.36
8 White Loss Okabe Hiroshi 2573.64
Meijin-sen Qual, Kansai-Hokuriku area final round
Date 2006-06-18 Rating 2479.52
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2413.76
2 White Win Takashima Junya 2474.58
3 White Win Hata Masayuki 2195.61
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2474.69
Round Color Result Opponent
1 White Win Okuda Shingo 1951.72
2 White Win Hata Masayuki 2197.58
3 Black Win Takagawa Teiji 2276.50
4 Black Win Matsui Tsunehiro 2154.72
Team World Championship
Date 2006-05-05 Rating 2473.05
Round Color Result Opponent
1 White Loss Pellikka Marko 2290.45
2 White Loss Andersson Tord 2300.17
3 White Draw Oll Aivo 2610.95
4 Black Win Skuridin Alexey 2363.75
5 Black Win Ge Lingfeng 2385.08
6 White Loss Savrasova Yulia 2643.29
7 White Win Sulane Sander 2073.77
F1 White Loss Gaulitz Joachim 2470.11
F2 White Win Andersson Tord 2300.17
1st All Japan Championship
Date 2006-03-26 Rating 2468.65
Round Color Result Opponent
1 Black Loss Kato Yasuhiro 2031.42
2 White Win Nagao Noriaki 2210.06
3 Black Win Matsuura Hiroshi 2298.85
4 White Win Tanizaki Ryusuke 2097.24
5 White Win Isobe Taizan 2406.74
6 Black Loss Yamaguchi Yusui 2602.98
37th Kyoto Classified - Special class
Date 2005-11-13 Rating 2456.67
Round Color Result Opponent
1 Black Win Matsuo Yoshihiro 1995.94
2 White Win Miyoshi Takeo 2256.58
3 Black Win Miyagawa Junzo 2230.62
4 Black Draw Okabe Hiroshi 2566.10
5 White Loss Hasegawa Kazuto 2673.26
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2453.21
Round Color Result Opponent
1 Black Win Adachi Yasuhiro 2025.42
2 Black Win Hata Masayuki 2184.79
3 White Draw Takagawa Teiji 2292.55
4 Black Loss Hasegawa Kazuto 2670.50
World Championship BT
Date 2005-08-05 Rating 2445.31
Round Color Result Opponent
1 Black Win Wang Chih-Kung 2197.09
2 Black Loss Lents Johann 2505.33
3 Black Win Ono Takayuki 2274.74
4 White Win Väljataga Paul 1914.48
5 White Loss Maximov Nikolay 2141.77
6 White Win Eriksson Marcus 2240.21
7 White Draw Oblikas Mikk 2229.62
8 Black Loss Ilu Timo 2546.19
9 White Loss Tamura Kazumasa 2339.06
World Championship QT
Date 2005-07-31 Rating 2445.43
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2365.74
2 White Loss Purk Andry 2526.79
3 White Draw Oll Aivo 2528.27
4 Black Win Kozhin Mikhail 2530.89
5 Black Draw Yamaguchi Yusui 2558.69
6 White Loss Sushkov Vladimir 2667.48
7 White Win Ilu Timo 2545.73
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2439.24
Round Color Result Opponent
1 White Win Matsui Tsunehiro 2152.35
2 Black Win Iwata Akihisa 2142.62
3 White Loss Takashima Junya 2457.54
4 Black Loss Tamura Kazumasa 2330.65
36th Kyoto Classified - Special Class
Date 2004-11-14 Rating 2436.89
Round Color Result Opponent
1 White Win Miyoshi Takeo 2238.28
2 Black Loss Kudomi Takahiro 2311.10
3 White Win Adachi Yasuhiro 2024.23
4 White Win Miyagawa Junzo 2237.06
5 White Draw Hasegawa Kazuto 2631.82
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2435.54
Round Color Result Opponent
1 White Win Okabe Hiroshi 2538.25
2 White Loss Kawamura Norihiko 2678.56
3 Black Win Sakashita Shoichi 2174.64
4 White Loss Ishitani Shin-ichi 2358.97
5 White Loss Hasegawa Kazuto 2628.81
6 White Win Saito Koji 2165.54
7 Black Loss Sakamoto Suzan 2264.33
8 White Loss Matsuura Hiroshi 2365.37
9 White Win Takagawa Teiji 2306.10
Team World Championship
Date 2004-05-05 Rating 2443.03
Round Color Result Opponent
1 Black Loss Karlsson Stefan 2515.26
2 White Win Degtyar Felix 2040.75
3 Black Loss Meritee Ando 2779.40
4 White Win Khramov Andrey 2209.93
6 Black Win Piddubny Konstantin 2172.99
7 Black Loss Salnikov Pavel 2530.00
8 Black Loss Rusin Vladislav 2583.04
9 Black Draw Sushkov Vladimir 2649.04
35th Kyoto Classified - Special Class
Date 2003-11-09 Rating 2458.92
Round Color Result Opponent
1 White Win Yasumoto Yoshinobu 1987.36
2 Black Win Iwata Akihisa 2182.44
3 Black Loss Hasegawa Kazuto 2604.02
4 Black Win Miyoshi Takeo 2218.60
5 White Win Hata Masayuki 2113.01
41st Meijin-sen Tournament
Date 2003-09-15 Rating 2462.82
Round Color Result Opponent
1 White Win Matsuura Hiroshi 2365.95
2 White Win Miyagawa Junzo 2241.83
3 White Win Takashima Junya 2338.61
4 White Loss Kuga Akio 2351.48
5 White Loss Hasegawa Kazuto 2600.04
6 Black Win Kudomi Takahiro 2321.16
7 White Win Ishitani Shin-ichi 2363.45
8 White Win Isobe Taizan 2401.01
9 White Win Okabe Hiroshi 2520.59
World Championship AT
Date 2003-08-08 Rating 2460.97
Round Color Result Opponent
1 White Draw Yamaguchi Yusui 2554.25
2 White Loss Taimla Tunnet 2674.14
3 White Draw Okabe Hiroshi 2518.38
4 White Loss Chingin Konstantin 2701.55
5 White Loss Meritee Ando 2776.49
6 White Loss Sinyov Igor 2537.75
7 White Draw Karlsson Stefan 2528.92
8 White Win Gaulitz Joachim 2385.93
9 White Win Andersson Tord 2346.20
10 Black Win Carlsson Martin 2396.39
11 Black Loss Sushkov Vladimir 2655.43
World Championship QT
Date 2003-07-31 Rating 2460.44
Round Color Result Opponent
1 Black Win Mitsumori Masao 2269.74
2 White Draw Karasyov Maxim 2462.38
3 White Draw Yamaguchi Yusui 2554.45
4 White Win Chang Yi-Feng 2436.95
5 White Win Ishitani Shin-ichi 2363.32
6 White Win Eibatov Nizami 2308.97
7 White Draw Sushkov Vladimir 2654.92
Japan WC Qualification 2003
Date 2003-03-22 Rating 2434.52
Round Color Result Opponent
1 Black Loss Sakurai Yasuo 2059.87
2 White Win Arita Nobuyoshi 2184.56
3 Black Win Iwata Akihisa 2184.37
4 Black Win Tamura Kazumasa 2270.62
5 White Loss Kubo Izumi 2201.15
34th Kyoto Classified - special class
Date 2002-11-10 Rating 2418.47
Round Color Result Opponent
1 Black Win Okabe Hiroshi 2463.41
2 White Loss Kudomi Takahiro 2360.25
3 Black Win Iwata Akihisa 2179.23
4 White Win Hasegawa Kazuto 2566.08
5 White Loss Miyoshi Takeo 2221.93
40th Meijin-sen Tournament
Date 2002-09-16 Rating 2411.26
Round Color Result Opponent
1 Black Loss Takagawa Teiji 2328.22
2 Black Loss Ishitani Shin-ichi 2369.03
3 Black Win Okabe Hiroshi 2452.97
4 White Draw Isobe Taizan 2421.79
5 White Loss Hasegawa Kazuto 2568.99
6 White Loss Yamaguchi Yusui 2558.24
7 Black Win Nishimura Toshio 2332.95
8 Black Win Kudomi Takahiro 2362.55
9 Black Win Matsuura Hiroshi 2292.24
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2002-06-16 Rating 2399.45
Round Color Result Opponent
1 White Win Miyagawa Sou 2049.74
2 Black Win Sakamoto Suzan 2235.21
3 White Win Ikeshima Wakio 1631.57
4 Black Draw Miyagawa Junzo 2232.83
5 Black Draw Takagawa Teiji 2329.28
Team World Championship
Date 2002-05-03 Rating 2393.51
Round Color Result Opponent
1 Black Loss Taimla Tunnet 2537.26
2 Black Loss Dvoeglazov Vladimir 2338.39
3 Black Win Drozd Olexandr 2256.44
4 White Loss Carlsson Martin 2316.95
5 Black Loss Gardström Petter 2457.38
6 White Win Lee Yun-Sub 2028.17
7 White Loss Semyonov Vladimir 2386.92
8 White Loss Carlsson Martin 2316.95
9 White Win Carlsson Martin 2316.95
33rd Kyoto Classified - special class
Date 2001-11-11 Rating 2398.52
Round Color Result Opponent
1 White Win Adachi Yasuhiro 1989.44
2 Black Win Doi Manabu 2096.80
3 Black Win Iwata Akihisa 2176.04
4 Black Win Hasegawa Kazuto 2555.85
5 Black Win Miyagawa Junzo 2225.58
The 39th Meijin-sen Tournament
Date 2001-09-24 Rating 2394.79
Round Color Result Opponent
1 White Loss Kudomi Takahiro 2361.20
2 Black Win Hayakawa Yoshimi 2397.63
3 White Win Takagawa Teiji 2312.31
4 White Win Maruyama Yasushi 2178.49
5 White Draw Yamaguchi Yusui 2525.27
6 White Loss Nishimura Toshio 2344.67
7 White Win Matsuura Hiroshi 2241.79
8 White Loss Nara Hideki 2514.68
9 White Loss Hasegawa Kazuto 2553.15
World Championship BT
Date 2001-08-12 Rating 2391.96
Round Color Result Opponent
1 White Win Tatsutomi Hiroyuki 2183.55
2 Black Win Chernov Sergey 2265.05
3 Black Win Ono Takayuki 2179.13
4 White Loss Hasegawa Kazuto 2551.02
5 White Win Khramov Andrey 2189.93
6 White Win Sakamoto Suzan 2201.02
7 White Loss Kusajima Masato 2360.25
8 White Win Kudomi Takahiro 2359.34
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 2355.83
Round Color Result Opponent
1 White Loss Nara Hideki 2546.31
2 Black Win Sakamoto Suzan 2176.12
3 Black Loss Hasegawa Kazuto 2539.14
4 Black Win Koiso Shigemasa 2139.70
5 White Draw Miyoshi Takeo 2176.82
38th Meijinsen Tournament
Date 2000-10-01 Rating 2351.09
Round Color Result Opponent
1 White Win Fujinami Hisao 2229.00
2 Black Loss Kudomi Takahiro 2339.24
3 White Loss Hasegawa Kazuto 2542.94
4 White Loss Arai Yutaka 2156.29
5 White Win Nishizono Norio 2340.89
6 Black Draw Hayakawa Yoshimi 2406.29
7 White Loss Maruyama Yasushi 2209.87
8 Black Loss Nara Hideki 2547.04
9 Black Win Kusajima Masato 2339.88
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2000-06-19 Rating 2347.66
Round Color Result Opponent
1 White Win Sakamoto Suzan 2189.95
2 White Loss Hayakawa Yoshimi 2424.86
3 White Win Takehara Kenji 1826.84
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 2346.82
Round Color Result Opponent
1 White Win Tatsutomi Hiroyuki 2170.07
2 White Loss Hayakawa Yoshimi 2428.69
3 Black Win Matsui Tsunehiro 2203.11
4 White Win Iwata Akihisa 2186.68