Iio Yoshihiro, Japan - Renju Rating

Iio Yoshihiro (飯尾義弘)

Place: Kobe, Japan

Rating: 2368.09, Std: 121.73, Rank: 190

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

Top rating: 2522.09 (2016-05-15)

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

Gy1: 0, Gy2: 0, Gy5: 67

59th Meijinsen Tournament
Date 2022-01-10 Rating 2368.09
Round Color Result Opponent
1 Black Loss Nagasoe Hiroki 2609.95
2 Black Win Hasegawa Kazuto 2538.42
3 White Loss Ono Takayuki 2379.49
4 Black Win Hayashi Shoichi 2128.23
5 Black Loss Kamiya Shunsuke 2808.97
6 White Loss Okabe Hiroshi 2654.12
7 White Win Maruyama Yasushi 2248.92
8 White Loss Nakayama Tomoharu 2776.75
9 White Win Maruta Hiroki 2200.35
53 Kyoto Classified Tournament
Date 2021-11-13 Rating 2365.79
Round Color Result Opponent
S1 White Win Fujita Maiko 2332.98
S2 Black Loss Kawamura Norihiko 2645.97
S3 White Draw Hata Masayuki 2107.38
S4 Black Loss Ishitani Shin-ichi 2299.15
S5 White Loss Hasegawa Kazuto 2537.54
17 Kansai Championship 1st round
Date 2021-10-17 Rating 2366.51
Round Color Result Opponent
1 White Win Toyo Koryu 2082.29
2 White Win Tokonami Shota 2014.18
3 Black Win Sakamoto Suzan 2214.87
4 Black Loss Tanaka Shotaro 2251.40
5 White Win Kito Shinichi 2150.86
59 Meijinsen Qualification Kansai area 2nd round
Date 2021-07-18 Rating 2368.02
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2546.24
2 White Draw Makino Mitsunori 2518.73
3 Black Win Hayashi Shoichi 2140.08
59 Meijinsen Qualification Kansai area 1st round
Date 2021-06-20 Rating 2368.17
Round Color Result Opponent
1 Black Win Tanaka Toshiki 2402.05
2 White Win Hayashi Shoichi 2141.12
3 White Draw Hasegawa Kazuto 2546.62
4 White Win Hata Masayuki 2112.74
16 Kansai Championship 2nd round
Date 2021-02-21 Rating 2358.33
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2234.17
2 Black Loss Makino Mitsunori 2511.25
3 Black Loss Kawamura Norihiko 2643.59
16 Kansai Championship 1st round
Date 2020-10-18 Rating 2358.46
Round Color Result Opponent
1 Black Loss Kawamura Norihiko 2646.52
2 Black Win Adachi Tomoya 1588.81
3 White Win Hayashi Shoichi 2142.17
4 Black Win Sakamoto Suzan 2240.49
5 Black Loss Tanaka Shotaro 2229.64
58 Meijinsen Qualification Kansai area 1st round
Date 2020-06-21 Rating 2360.93
Round Color Result Opponent
1 Black Win Hata Masayuki 2115.50
2 Black Loss Sakamoto Suzan 2240.39
3 White Loss Makino Mitsunori 2439.97
4 White Win Kito Shinichi 2149.66
5 White Loss Tachi Masaya 2463.44
15 Kansai Championship 2nd round
Date 2020-02-16 Rating 2372.78
Round Color Result Opponent
1 White Win Kito Shinichi 2152.60
2 White Win Hayashi Shoichi 2142.83
3 Black Loss Makino Mitsunori 2386.77
ex Black Loss Makino Mitsunori 2386.77
15th All Japan Championship
Date 2020-01-19 Rating 2376.52
Round Color Result Opponent
1 White Win Hata Masayuki 2129.43
2 Black Loss Nakayama Tomoharu 2796.22
3 White Loss Makino Mitsunori 2374.20
4 Black Win Fujita Maiko 2315.53
5 White Win Ishitani Shin-ichi 2341.28
6 White Loss Okabe Hiroshi 2686.22
51 Kyoto Classified Tournament
Date 2019-11-04 Rating 2384.81
Round Color Result Opponent
S1 White Win Ozawa Tetsushi 1958.57
S2 Black Loss Tanaka Toshiki 2447.07
S3 Black Win Nishida Toshio 2043.17
S4 White Loss Hasegawa Kazuto 2571.52
S5 White Loss Kawamura Norihiko 2644.63
14 Kansai Championship final match R3
Date 2019-08-19 Rating 2396.92
Round Color Result Opponent
3 Black Loss Hasegawa Kazuto 2570.27
57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2413.23
Round Color Result Opponent
1 White Win Tanaka Toshiki 2447.07
2 White Loss Hasegawa Kazuto 2562.56
3 White Loss Tachi Masaya 2487.30
4 Black Win Matsui Tsunehiro 2145.89
14 Kansai Championship final match
Date 2019-05-06 Rating 2415.50
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2561.49
2 Black Win Hasegawa Kazuto 2561.49
14th All Japan Championship
Date 2019-03-31 Rating 2420.74
Round Color Result Opponent
1 White Win Maruta Hiroki 2153.88
2 White Loss Nakayama Tomoharu 2777.05
3 White Win Chigira Makoto 2051.90
4 Black Loss Okabe Hiroshi 2663.76
5 Black Win Ishitani Shin-ichi 2362.45
6 Black Loss Nakamura Shigeru 2943.96
50 Kyoto Classified Tournament
Date 2018-11-11 Rating 2437.53
Round Color Result Opponent
1 White Loss Ishitani Shin-ichi 2382.27
2 Black Win Ozawa Tetsushi 1980.36
3 Black Loss Sakamoto Suzan 2254.33
4 White Win Fujita Maiko 2231.21
5 Black Win Hayashi Shoichi 2121.76
56 Meijinsen Qualification Kansai area 2nd round
Date 2018-06-17 Rating 2464.78
Round Color Result Opponent
1 Black Loss Tachi Masaya 2505.93
2 Black Loss Kawamura Norihiko 2632.63
3 Black Loss Hasegawa Kazuto 2553.70
12th Team World Championship
Date 2018-05-05 Rating 2476.24
Round Color Result Opponent
1 White Win Piik Sander 2254.76
3 White Win Jonsson Peter 2290.89
4 White Loss Kozhin Mikhail 2645.17
5 White Loss Epifanov Dmitry 2633.44
7 Black Win Semenov Oleg 2386.58
9 White Loss Cao Dong 2750.75
13 Kansai Championship final match
Date 2018-03-18 Rating 2488.62
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2660.06
2 Black Win Oosumi Yuuki 2660.06
3 White Win Oosumi Yuuki 2660.06
13 Kansai Championship 2nd round
Date 2018-02-18 Rating 2493.37
Round Color Result Opponent
1 White Win Hasegawa Kazuto 2555.19
2 White Win Tachi Masaya 2510.71
3 Black Win Matsui Tsunehiro 2148.65
13th All Japan Championship
Date 2018-01-28 Rating 2495.02
Round Color Result Opponent
1 Black Draw Ishitani Shin-ichi 2379.25
2 White Win Miyamoto Syunju 2228.17
3 White Loss Okabe Hiroshi 2676.04
4 White Win Sato Kiyotomi 2405.72
5 White Loss Kamiya Shunsuke 2763.22
6 White Loss Nakayama Tomoharu 2799.65
49 Kyoto Classified Tournament
Date 2017-11-12 Rating 2502.16
Round Color Result Opponent
S1 White Win Nishida Toshio 2045.80
S2 White Win Hasegawa Kazuto 2564.16
S3 Black Loss Kawamura Norihiko 2625.77
S4 White Win Hata Masayuki 2163.60
S5 White Win Ishitani Shin-ichi 2363.52
13 Kansai Championship 1st round
Date 2017-10-22 Rating 2502.92
Round Color Result Opponent
1 Black Win Matsui Tsunehiro 2156.35
3 White Draw Tachi Masaya 2505.33
4 Black Loss Sakamoto Suzan 2248.25
5 White Loss Kawamura Norihiko 2624.93
55 Meijinsen Tournament
Date 2017-09-18 Rating 2506.73
Round Color Result Opponent
1 White Loss Kamiya Shunsuke 2760.61
2 White Loss Nakayama Tomoharu 2793.92
3 Black Loss Okabe Hiroshi 2681.39
4 White Win Tamada Yoichi 2482.83
5 Black Win Maruyama Yasushi 2253.53
6 Black Win Hasegawa Kazuto 2567.66
7 White Win Matsuura Hiroshi 2316.60
8 White Win Kawano Takahisa 2403.73
9 Black Loss Sato Kiyotomi 2419.55
55 Meijinsen Qualification Kansai area 2nd round
Date 2017-06-18 Rating 2512.88
Round Color Result Opponent
1 White Win Tachi Masaya 2497.30
2 White Win Kawamura Norihiko 2612.13
3 White Win Hasegawa Kazuto 2577.61
12th All Japan Championship
Date 2017-03-26 Rating 2507.84
Round Color Result Opponent
1 Black Draw Maruta Koji 2122.18
2 White Loss Ishitani Shin-ichi 2362.35
3 White Win Kusajima Masato 2249.41
4 White Loss Tamada Yoichi 2511.19
5 Black Draw Miyamoto Syunju 2212.30
6 White Win Ono Takayuki 2334.88
12 Kansai Championship 2nd round
Date 2017-02-19 Rating 2509.61
Round Color Result Opponent
1 White Win Sakamoto Suzan 2245.32
2 White Draw Hasegawa Kazuto 2591.56
ex White Loss Hasegawa Kazuto 2591.56
48 Kyoto Classified Tournament
Date 2016-11-13 Rating 2515.20
Round Color Result Opponent
SS1 Black Loss Kawamura Norihiko 2601.28
SS2 White Win Hata Masayuki 2170.24
SS4 Black Loss Hasegawa Kazuto 2600.59
SS5 Black Draw Okabe Hiroshi 2676.51
54 Meijinsen Tournament
Date 2016-09-19 Rating 2520.06
Round Color Result Opponent
1 Black Draw Nakayama Tomoharu 2740.90
2 White Win Maruyama Yasushi 2261.10
3 White Loss Okabe Hiroshi 2680.51
4 Black Draw Koyama Jun 2579.26
5 Black Win Matsuura Hiroshi 2331.69
6 White Draw Kamiya Shunsuke 2715.49
7 Black Win Kuga Akio 2339.19
8 White Loss Hasegawa Kazuto 2601.36
9 Black Win Tanaka Toshiki 2418.24
54 Meijinsen Qualification Kansai area 2nd round
Date 2016-06-19 Rating 2521.32
Round Color Result Opponent
1 Black Win Matsui Tsunehiro 2177.35
2 White Loss Tanaka Toshiki 2424.60
3 White Win Tachi Masaya 2453.56
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2522.09
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2253.32
2 White Win Tachi Masaya 2449.60
3 Black Win Matsui Tsunehiro 2180.15
4 White Win Kawamura Norihiko 2589.94
Team World Championship
Date 2016-05-04 Rating 2521.27
Round Color Result Opponent
2 Black Loss Pajuste Renee 2583.98
3 Black Draw Eriksson Bjorn 2266.21
4 Black Loss Sushkov Vladimir 2804.61
5 White Win Makarov Pavel 2571.47
6 White Win Chen Xin 2393.58
7 Black Win Feng Sheng-Yu 2051.05
9 White Win Lõhmus Kristofer 2230.84
11 Kansai Championship Final match
Date 2016-04-03 Rating 2518.45
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2721.25
2 Black Loss Oosumi Yuuki 2721.25
3 White Loss Oosumi Yuuki 2721.25
11 Kansai Championship 2nd round
Date 2016-03-20 Rating 2516.88
Round Color Result Opponent
1 Black Win Kashihara Akihiko 2312.18
2 Black Win Tachi Masaya 2446.63
3 White Win Sakamoto Suzan 2251.72
11th All Japan Championship
Date 2016-01-11 Rating 2504.96
Round Color Result Opponent
1 White Win Suzuki Rin 1924.00
2 White Loss Nakamura Shigeru 2889.16
3 Black Win Mano Yoshihisa 2321.97
4 White Loss Nakamura Souta 2259.43
5 White Loss Okabe Hiroshi 2679.85
6 White Loss Ishitani Shin-ichi 2366.11
53 Meijinsen Tournament
Date 2015-09-22 Rating 2498.71
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2741.55
2 White Win Kawamura Norihiko 2595.93
3 Black Loss Nakayama Tomoharu 2727.06
4 Black Loss Matsuura Hiroshi 2357.90
5 White Draw Tamada Yoichi 2539.76
6 White Draw Ishitani Shin-ichi 2364.56
7 White Draw Koyama Jun 2591.57
8 Black Win Okabe Hiroshi 2682.89
9 Black Loss Hasegawa Kazuto 2627.53
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2493.76
Round Color Result Opponent
1 Black Loss Kawamura Norihiko 2607.04
2 White Loss Hasegawa Kazuto 2623.64
3 White Win Koiso Shigemasa 2147.30
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2493.31
Round Color Result Opponent
1 White Draw Tachi Masaya 2448.85
2 White Win Sakamoto Suzan 2254.80
3 White Win Miyagawa Junzo 2212.86
4 Black Draw Kawamura Norihiko 2608.79
10 Kansai Championship final match
Date 2015-03-15 Rating 2490.33
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2769.01
2 Black Loss Oosumi Yuuki 2769.01
10 Kansai Championship 2nd round
Date 2015-02-15 Rating 2489.70
Round Color Result Opponent
1 Black Draw Tachi Masaya 2444.59
2 Black Win Sakamoto Suzan 2261.07
3 Black Win Miyagawa Junzo 2209.25
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2485.22
Round Color Result Opponent
S1 Black Win Matsuo Toshiko 1892.63
S2 Black Win Sakamoto Suzan 2268.13
S3 White Draw Okabe Hiroshi 2706.28
S4 White Loss Oosumi Yuuki 2781.21
S5 White Loss Kawamura Norihiko 2617.90
52 Meijinsen Tournament
Date 2014-09-15 Rating 2482.45
Round Color Result Opponent
1 Black Loss Hasegawa Kazuto 2614.91
2 Black Loss Matsuura Hiroshi 2325.82
3 White Loss Oosumi Yuuki 2784.93
4 Black Loss Nakayama Tomoharu 2681.89
5 White Loss Sato Kiyotomi 2449.26
6 Black Draw Okabe Hiroshi 2709.34
7 Black Loss Tamada Yoichi 2526.14
8 Black Draw Kashihara Akihiko 2311.03
9 Black Loss Fukui Nobuhiro 2572.70
52 Meijinsen Qualification Kansai area 2nd round
Date 2014-06-15 Rating 2496.39
Round Color Result Opponent
1 White Win Miyagawa Junzo 2187.55
2 Black Win Sakamoto Suzan 2274.96
3 White Loss Kashihara Akihiko 2312.40
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2501.42
Round Color Result Opponent
1 White Win Koiso Shigemasa 2143.00
2 Black Win Miyagawa Junzo 2186.96
3 White Win Kashihara Akihiko 2310.81
4 Black Draw Sakamoto Suzan 2275.81
Team World Championship
Date 2014-05-03 Rating 2503.87
Round Color Result Opponent
1 Black Win Ono Takayuki 2346.95
3 Black Draw Hõbemägi Martin 2589.60
4 Black Win Epifanov Dmitry 2644.58
6 Black Win Ono Takayuki 2346.95
8 Black Loss Hõbemägi Martin 2589.60
9 White Loss Chingin Konstantin 2832.47
9th Kansai Championship final match
Date 2014-04-06 Rating 2506.53
Round Color Result Opponent
1 White Draw Oosumi Yuuki 2785.94
2 White Win Oosumi Yuuki 2785.94
3 Black Loss Oosumi Yuuki 2785.94
4 Black Loss Oosumi Yuuki 2785.94
9th Kansai Championship 2nd round
Date 2014-02-16 Rating 2508.32
Round Color Result Opponent
1 White Win Sakamoto Suzan 2275.15
3 Black Win Hasegawa Kazuto 2597.78
9th All Japan Championship
Date 2014-01-26 Rating 2507.78
Round Color Result Opponent
1 White Win Miyagawa Junzo 2180.46
2 White Draw Oosumi Yuuki 2790.99
3 Black Win Sato Kiyotomi 2432.94
4 White Win Nakayama Tomoharu 2641.82
5 Black Loss Okabe Hiroshi 2719.21
6 Black Win Ono Takayuki 2346.83
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2496.68
Round Color Result Opponent
S1 Black Win Kawano Takahisa 2353.44
S2 White Loss Hasegawa Kazuto 2593.41
S3 White Win Sandstrom Richard 2353.63
S4 Black Loss Fukui Nobuhiro 2558.93
S5 White Win Ishitani Shin-ichi 2392.09
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2494.47
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2277.20
2 Black Win Watanabe Nobuo 1998.78
3 White Win Kubo Izumi 2076.24
4 White Win Kon Akira 1963.01
51 Meijinsen Qualification Kansai area 2nd round
Date 2013-06-16 Rating 2469.44
Round Color Result Opponent
1 White Draw Hata Masayuki 2231.26
2 White Loss Hasegawa Kazuto 2585.30
3 Black Win Matsui Tsunehiro 2163.79
ex Black Loss Hata Masayuki 2231.26
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2466.85
Round Color Result Opponent
1 Black Loss Hata Masayuki 2231.13
2 Black Win Sakamoto Suzan 2276.25
3 Black Win Kubo Izumi 2068.61
4 Black Win Matsui Tsunehiro 2163.95
5 Black Win Koiso Shigemasa 2137.11
8th All Japan Championship
Date 2013-03-24 Rating 2462.39
Round Color Result Opponent
1 Black Win Miyagawa Junzo 2193.60
2 White Win Ishitani Shin-ichi 2354.46
3 Black Loss Nakamura Shigeru 2838.25
4 White Loss Okabe Hiroshi 2699.02
5 Black Draw Kamiya Shunsuke 2501.32
6 Black Draw Sato Kiyotomi 2412.60
8th Kansai Championship 2nd round
Date 2013-02-17 Rating 2459.08
Round Color Result Opponent
1 White Win Takahashi Roi 2153.56
2 White Win Miyagawa Junzo 2193.35
3 White Loss Hasegawa Kazuto 2576.22
ex White Loss Hasegawa Kazuto 2576.22
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2452.36
Round Color Result Opponent
S1 White Loss Kudomi Takahiro 2386.66
S2 White Win Tamura Kazumasa 2498.02
S3 White Draw Ono Takayuki 2390.23
S4 White Loss Ishitani Shin-ichi 2345.02
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2451.96
Round Color Result Opponent
1 White Win Takahashi Roi 2147.93
2 White Win Miyagawa Junzo 2192.51
3 White Loss Hasegawa Kazuto 2565.15
4 White Win Koiso Shigemasa 2146.16
5 White Win Kon Akira 1973.05
50th Meijinsen Tournament
Date 2012-09-17 Rating 2451.41
Round Color Result Opponent
1 White Win Ono Takayuki 2394.61
2 White Loss Nakayama Tomoharu 2595.14
3 Black Loss Yamaguchi Yusui 2616.59
4 Black Loss Nagasoe Hiroki 2527.87
5 White Loss Fukui Nobuhiro 2508.53
6 Black Loss Nakamura Shigeru 2848.02
7 White Loss Okabe Hiroshi 2682.65
8 Black Win Hasegawa Kazuto 2563.80
9 White Loss Matsuura Hiroshi 2312.77
50 Meijinsen Qualification Kansai area 2nd round
Date 2012-06-17 Rating 2457.96
Round Color Result Opponent
1 White Win Sakamoto Suzan 2308.24
2 White Loss Kise Katsumi 2521.60
3 Black Win Hasegawa Kazuto 2559.26
7th Kansai Championship 2nd round
Date 2012-02-19 Rating 2461.75
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2313.85
2 White Win Hata Masayuki 2208.48
3 Black Loss Kise Katsumi 2524.89
7th All Japan Championship
Date 2012-01-29 Rating 2462.29
Round Color Result Opponent
1 Black Win Tada Ayako 2243.66
2 Black Win Mitsumori Masao 2336.43
3 White Win Sakamoto Suzan 2316.50
4 White Draw Nakayama Tomoharu 2571.72
5 White Loss Nakamura Shigeru 2845.87
6 White Loss Kudomi Takahiro 2393.98
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2462.56
Round Color Result Opponent
S1 White Loss Sakamoto Suzan 2324.25
S2 White Loss Okumura Toyohiko 2304.75
S3 White Loss Mano Yoshihisa 2227.22
S4 Black Win Doi Manabu 2085.41
S5 White Win Kubo Izumi 2083.43
49th Meijinsen Tournament
Date 2011-09-19 Rating 2470.88
Round Color Result Opponent
1 Black Win Sakashita Shoichi 2127.37
2 White Win Kashihara Akihiko 2244.14
3 Black Loss Matsuura Hiroshi 2352.51
4 Black Draw Nakayama Tomoharu 2550.12
5 Black Draw Hasegawa Kazuto 2551.23
6 Black Win Kubo Izumi 2089.70
7 Black Loss Okabe Hiroshi 2678.59
8 White Loss Yamaguchi Yusui 2616.87
9 White Win Miyoshi Takeo 2142.46
World Championship BT
Date 2011-08-06 Rating 2478.87
Round Color Result Opponent
1 White Loss Nikonov Konstantin 2611.20
2 White Win Rachitskaya Viktoria 2279.97
3 Black Win Staub Rain 1904.25
4 White Win Ono Takayuki 2374.76
5 White Loss Pajuste Renee 2452.85
6 Black Win Hõbemägi Martin 2387.71
7 Black Win Karasyov Maxim 2612.67
8 White Win Nakayama Tomoharu 2542.77
9 White Draw Potapov Alexey 2592.53
49 Meijinsen Qualification Kansai area 2nd round
Date 2011-06-19 Rating 2481.96
Round Color Result Opponent
1 White Win Kubo Izumi 2096.61
2 Black Draw Kashihara Akihiko 2241.10
3 White Win Kise Katsumi 2518.65
6th All Japan Championship
Date 2011-03-27 Rating 2485.18
Round Color Result Opponent
1 White Win Miyoshi Takeo 2129.61
2 White Win Kon Akira 1986.83
3 White Draw Hasegawa Kazuto 2582.08
4 White Loss Okabe Hiroshi 2673.18
5 White Loss Tamada Yoichi 2477.55
6 White Win Kawano Takahisa 2331.00
6th Kansai Championship final match
Date 2011-03-20 Rating 2485.53
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2708.79
2 White Loss Oosumi Yuuki 2708.79
48th Meijinsen Tournament
Date 2010-09-20 Rating 2500.57
Round Color Result Opponent
1 White Win Sakamoto Suzan 2322.45
2 White Win Tamada Yoichi 2460.95
3 Black Win Matsuura Hiroshi 2361.91
4 White Draw Okabe Hiroshi 2670.09
5 White Draw Kawano Takahisa 2307.81
6 White Win Ishitani Shin-ichi 2369.24
7 Black Loss Yamaguchi Yusui 2570.82
8 White Win Koiso Shigemasa 2154.27
9 White Loss Oosumi Yuuki 2676.30
Team World Championship
Date 2010-05-05 Rating 2504.20
Round Color Result Opponent
3 White Win Artemyev Sergey 2597.38
4 Black Loss Purk Andry 2636.35
5 Black Win Väljataga Paul 2389.42
7 White Win Eibatov Nizami 2296.62
10 White Loss Sumarokov Evgeny 2531.01
5th Kansai Championship final match
Date 2010-03-28 Rating 2504.01
Round Color Result Opponent
1 White Win Oosumi Yuuki 2631.63
2 White Win Oosumi Yuuki 2631.63
5th All Japan Championship
Date 2010-03-21 Rating 2503.27
Round Color Result Opponent
1 White Win Tadokoro Hosai 1889.76
2 Black Loss Nakamura Shigeru 2829.81
3 Black Win Maruta Hiroki 2069.87
4 White Win Kim Chang-Su 2040.76
5 Black Loss Yamaguchi Yusui 2565.08
6 White Loss Shimoyama Takuma 2243.62
5th Kansai Championship 3rd round
Date 2010-02-14 Rating 2502.68
Round Color Result Opponent
1 Black Win Hata Masayuki 2149.84
2 White Win Hasegawa Kazuto 2662.55
3 White Win Sagara Takashi 2467.68
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2501.11
Round Color Result Opponent
S1 Black Win Suzuki Junichiro 1901.20
S2 White Loss Nakamura Shigeru 2832.32
S3 Black Loss Kataoka Mitsuaki 2245.21
S4 White Draw Nagao Noriaki 2335.43
S5 Black Win Ono Takayuki 2368.20
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2497.15
Round Color Result Opponent
1 Black Loss Koiso Shigemasa 2162.40
2 Black Win Sakamoto Suzan 2302.21
3 Black Win Kon Akira 1957.16
4 Black Win Miyagawa Junzo 2189.71
40th Kyoto Classified - Special class
Date 2009-11-09 Rating 2497.04
Round Color Result Opponent
1 Black Win Miyoshi Takeo 2148.19
2 White Draw Okabe Hiroshi 2651.79
3 Black Win Ishitani Shin-ichi 2354.79
4 Black Loss Hasegawa Kazuto 2676.39
5 Black Win Kubo Izumi 2097.37
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2496.98
Round Color Result Opponent
S1 Black Loss Hasegawa Kazuto 2676.46
S2 White Win Sakamoto Suzan 2301.77
S3 White Win Kudomi Takahiro 2349.32
S4 White Win Okabe Hiroshi 2651.68
S5 Black Loss Okumura Toyohiko 2309.46
47th Meijinsen tournament
Date 2009-09-22 Rating 2493.63
Round Color Result Opponent
1 White Win Tamura Kazumasa 2483.37
2 White Win Yamaguchi Yusui 2558.90
3 Black Loss Kawamura Norihiko 2609.53
4 Black Win Kataoka Mitsuaki 2242.58
5 White Loss Oosumi Yuuki 2607.16
6 White Draw Ishitani Shin-ichi 2354.59
7 White Win Matsuura Hiroshi 2344.09
8 White Loss Okabe Hiroshi 2650.88
9 White Win Sakamoto Suzan 2294.45
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2476.69
Round Color Result Opponent
1 White Draw Oosumi Yuuki 2593.70
2 Black Loss Gu Wei 2497.63
3 Black Loss Li Yi 2627.24
4 Black Loss Yu Manjiang 2498.53
5 Black Win Xu Bin 2194.19
6 White Win Mitsumori Masao 2319.75
7 White Draw Isobe Taizan 2389.29
4th All Japan Championship
Date 2009-03-21 Rating 2473.93
Round Color Result Opponent
1 Black Win Iwano Fumio 2154.82
2 White Loss Tamura Kazumasa 2483.53
3 Black Loss Tamada Yoichi 2288.83
4 Black Win Tanizaki Ryusuke 2112.21
5 White Win Sakamoto Suzan 2280.20
6 White Draw Ishitani Shin-ichi 2370.93
4 Kansai Championship 3rd round
Date 2009-02-15 Rating 2473.97
Round Color Result Opponent
1 White Loss Tamura Kazumasa 2477.55
2 Black Loss Oosumi Yuuki 2582.00
3 Black Loss Takashima Junya 2510.42
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2482.81
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2270.47
2 Black Win Miyagawa Junzo 2219.32
3 White Draw Tamura Kazumasa 2461.71
4 White Loss Takashima Junya 2510.41
46th Meijinsen Tournament
Date 2008-09-15 Rating 2489.22
Round Color Result Opponent
1 White Win Matsuura Hiroshi 2315.53
2 Black Win Oosumi Yuuki 2546.89
3 Black Loss Okabe Hiroshi 2660.70
4 Black Win Yamaguchi Yusui 2567.26
5 Black Win Kataoka Mitsuaki 2238.30
6 Black Win Hata Masayuki 2230.56
7 White Loss Sato Kiyotomi 2420.08
8 Black Draw Ishitani Shin-ichi 2376.24
9 Black Loss Kawamura Norihiko 2634.60
46th Meijinsen Qualification Kansai area 2nd round
Date 2008-06-15 Rating 2495.27
Round Color Result Opponent
1 Black Draw Miyagawa Junzo 2234.82
2 Black Win Sakamoto Suzan 2272.75
3 White Loss Hata Masayuki 2237.69
Team World Championship
Date 2008-05-02 Rating 2501.15
Round Color Result Opponent
1 Black Draw Laube Pavel 2439.24
2 White Win Artemyev Sergey 2619.73
3 Black Win Cao Dong 2629.87
4 White Loss Karlsson Stefan 2578.18
5 White Loss Sushkov Vladimir 2735.07
7 Black Win Taimla Tunnet 2764.73
8 White Draw Saarenpää Samuli 2401.84
9 Black Win Piddubny Konstantin 2246.55
3rd All Japan Championship
Date 2008-03-23 Rating 2501.97
Round Color Result Opponent
1 Black Win Fujikawa Masaki 2092.65
2 Black Win Miyoshi Takeo 2253.31
3 White Win Nakamura Shigeru 2830.71
4 Black Loss Isobe Taizan 2413.93
5 White Loss Yamaguchi Yusui 2591.36
6 Black Loss Ishitani Shin-ichi 2383.57
3rd Kansai Championship 3rd round
Date 2008-01-13 Rating 2506.07
Round Color Result Opponent
1 White Win Takagawa Teiji 2233.42
2 White Win Tamura Kazumasa 2403.22
3 White Loss Oosumi Yuuki 2538.51
39th Kyoto Classified - Special Class
Date 2007-11-11 Rating 2509.42
Round Color Result Opponent
1 Black Win Miyoshi Takeo 2269.52
2 Black Loss Hasegawa Kazuto 2726.01
3 Black Win Okumura Toyohiko 2303.18
4 White Win Kudomi Takahiro 2323.69
5 White Loss Okabe Hiroshi 2628.10
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2511.80
Round Color Result Opponent
1 White Loss Isobe Taizan 2416.18
2 Black Loss Miyoshi Takeo 2276.55
3 Black Loss Okabe Hiroshi 2618.67
4 White Win Matsuura Hiroshi 2296.62
5 White Win Kawamura Norihiko 2616.42
6 Black Win Sato Kiyotomi 2388.69
7 Black Win Hiwatashi Kikuma 1871.51
8 White Draw Oosumi Yuuki 2529.95
9 White Win Yamaguchi Yusui 2621.99
World Championship AT
Date 2007-08-15 Rating 2512.93
Round Color Result Opponent
1 White Draw Oll Aivo 2638.85
2 Black Loss Okabe Hiroshi 2611.92
3 Black Loss Yamaguchi Yusui 2624.71
4 White Loss Wu Di 2674.27
5 Black Loss Taimla Tunnet 2739.78
6 Black Win Kozhin Mikhail 2578.47
7 Black Loss Sushkov Vladimir 2733.38
8 White Loss Savrasova Yulia 2668.13
9 White Win Purk Andry 2604.37
10 White Draw Chingin Konstantin 2769.43
11 White Loss Karlsson Stefan 2582.39
World Championship QT
Date 2007-08-08 Rating 2513.38
Round Color Result Opponent
1 Black Win Ishitani Shin-ichi 2371.28
2 White Win Poghosyan Albert 2371.51
3 White Draw Okabe Hiroshi 2611.24
4 Black Win Jonsson Peter 2321.32
5 Black Win Qiu Yunfei 2479.88
6 White Win Lin Huang-Yu 2512.37
7 White Win Andersson Tord 2335.14
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2508.17
Round Color Result Opponent
1 Black Win Hata Masayuki 2208.53
2 Black Loss Sakamoto Suzan 2279.88
3 Black Win Oosumi Yuuki 2510.04
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2500.60
Round Color Result Opponent
1 Black Loss Ono Takayuki 2330.66
2 Black Win Tanizaki Ryusuke 2126.68
3 White Win Koyama Jun 2359.29
4 White Loss Isobe Taizan 2412.59
5 Black Win Nagao Noriaki 2228.52
6 Black Win Miyagawa Junzo 2254.58
2nd Kansai Championship, Final Match
Date 2007-03-18 Rating 2500.27
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2716.58
2 Black Loss Hasegawa Kazuto 2716.58
2nd Kansai Championship 3rd round
Date 2007-01-14 Rating 2499.36
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2471.16
2 White Win Sagara Takashi 2479.71
3 Black Draw Takashima Junya 2492.23
38th Kyoto Classified - Special class
Date 2006-11-12 Rating 2494.14
Round Color Result Opponent
1 White Win Sakamoto Suzan 2275.94
2 White Loss Takashima Junya 2490.07
3 White Win Adachi Yasuhiro 2042.02
4 White Draw Hasegawa Kazuto 2706.70
5 Black Loss Miyoshi Takeo 2267.10
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2493.33
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2450.28
2 Black Win Doi Manabu 2114.71
3 Black Win Ozawa Tetsushi 2009.55
4 Black Win Takagawa Teiji 2274.23
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2492.93
Round Color Result Opponent
1 White Draw Nagao Noriaki 2232.58
2 White Loss Okabe Hiroshi 2585.48
3 Black Loss Kawamura Norihiko 2643.47
4 White Loss Yamaguchi Yusui 2614.53
5 Black Win Ishitani Shin-ichi 2355.72
6 Black Win Oosumi Yuuki 2441.82
7 Black Win Fujii Naoki 2123.13
8 White Win Matsuura Hiroshi 2297.20
9 White Win Sato Kiyotomi 2418.89
Asian Championship
Date 2006-08-15 Rating 2491.98
Round Color Result Opponent
1 White Draw Kashihara Akihiko 2283.43
2 Black Win Lee Jo-Sub 2319.29
3 Black Win Oosumi Yuuki 2432.98
4 White Draw Yamaguchi Yusui 2612.87
5 Black Win Park Jeong Ho 2381.17
6 Black Loss Kim Chang-Hoon 2512.78
7 Black Win Ishitani Shin-ichi 2355.95
8 White Loss Okabe Hiroshi 2582.32
Meijin-sen Qual, Kansai-Hokuriku area final round
Date 2006-06-18 Rating 2488.64
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2422.53
2 White Win Takashima Junya 2483.50
3 White Win Hata Masayuki 2204.19
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2483.87
Round Color Result Opponent
1 White Win Okuda Shingo 1958.06
2 White Win Hata Masayuki 2206.18
3 Black Win Takagawa Teiji 2285.83
4 Black Win Matsui Tsunehiro 2162.84
Team World Championship
Date 2006-05-05 Rating 2482.25
Round Color Result Opponent
1 White Loss Pellikka Marko 2300.13
2 White Loss Andersson Tord 2310.21
3 White Draw Oll Aivo 2620.71
4 Black Win Skuridin Alexey 2379.18
5 Black Win Ge Lingfeng 2389.50
6 White Loss Savrasova Yulia 2653.52
7 White Win Sulane Sander 2083.20
F1 White Loss Gaulitz Joachim 2480.32
F2 White Win Andersson Tord 2310.21
1st All Japan Championship
Date 2006-03-26 Rating 2477.91
Round Color Result Opponent
1 Black Loss Kato Yasuhiro 2038.79
2 White Win Nagao Noriaki 2218.30
3 Black Win Matsuura Hiroshi 2307.73
4 White Win Tanizaki Ryusuke 2104.64
5 White Win Isobe Taizan 2414.50
6 Black Loss Yamaguchi Yusui 2611.37
37th Kyoto Classified - Special class
Date 2005-11-13 Rating 2466.18
Round Color Result Opponent
1 Black Win Matsuo Yoshihiro 2002.98
2 White Win Miyoshi Takeo 2265.28
3 Black Win Miyagawa Junzo 2239.76
4 Black Draw Okabe Hiroshi 2575.29
5 White Loss Hasegawa Kazuto 2683.01
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2462.78
Round Color Result Opponent
1 Black Win Adachi Yasuhiro 2035.02
2 Black Win Hata Masayuki 2193.47
3 White Draw Takagawa Teiji 2302.17
4 Black Loss Hasegawa Kazuto 2680.29
World Championship BT
Date 2005-08-05 Rating 2455.03
Round Color Result Opponent
1 Black Win Wang Chih-Kung 2208.70
2 Black Loss Lents Johann 2515.24
3 Black Win Ono Takayuki 2283.54
4 White Win Väljataga Paul 1923.94
5 White Loss Maximov Nikolay 2152.29
6 White Win Eriksson Marcus 2250.36
7 White Draw Oblikas Mikk 2239.49
8 Black Loss Ilu Timo 2556.25
9 White Loss Tamura Kazumasa 2348.27
World Championship QT
Date 2005-07-31 Rating 2455.16
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2374.53
2 White Loss Purk Andry 2536.75
3 White Draw Oll Aivo 2538.18
4 Black Win Kozhin Mikhail 2541.87
5 Black Draw Yamaguchi Yusui 2567.79
6 White Loss Sushkov Vladimir 2678.62
7 White Win Ilu Timo 2555.80
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2449.12
Round Color Result Opponent
1 White Win Matsui Tsunehiro 2160.86
2 Black Win Iwata Akihisa 2152.70
3 White Loss Takashima Junya 2466.58
4 Black Loss Tamura Kazumasa 2339.91
36th Kyoto Classified - Special Class
Date 2004-11-14 Rating 2447.12
Round Color Result Opponent
1 White Win Miyoshi Takeo 2247.60
2 Black Loss Kudomi Takahiro 2320.80
3 White Win Adachi Yasuhiro 2034.17
4 White Win Miyagawa Junzo 2246.53
5 White Draw Hasegawa Kazuto 2642.29
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2445.90
Round Color Result Opponent
1 White Win Okabe Hiroshi 2548.18
2 White Loss Kawamura Norihiko 2689.75
3 Black Win Sakashita Shoichi 2182.74
4 White Loss Ishitani Shin-ichi 2368.95
5 White Loss Hasegawa Kazuto 2639.40
6 White Win Saito Koji 2174.90
7 Black Loss Sakamoto Suzan 2274.48
8 White Loss Matsuura Hiroshi 2375.28
9 White Win Takagawa Teiji 2316.26
Team World Championship
Date 2004-05-05 Rating 2453.72
Round Color Result Opponent
1 Black Loss Karlsson Stefan 2526.17
2 White Win Degtyar Felix 2063.53
3 Black Loss Meritee Ando 2790.67
4 White Win Khramov Andrey 2223.66
6 Black Win Piddubny Konstantin 2185.00
7 Black Loss Salnikov Pavel 2539.05
8 Black Loss Rusin Vladislav 2594.13
9 Black Draw Sushkov Vladimir 2661.90
35th Kyoto Classified - Special Class
Date 2003-11-09 Rating 2469.92
Round Color Result Opponent
1 White Win Yasumoto Yoshinobu 1994.83
2 Black Win Iwata Akihisa 2193.31
3 Black Loss Hasegawa Kazuto 2615.39
4 Black Win Miyoshi Takeo 2228.62
5 White Win Hata Masayuki 2121.45
41st Meijin-sen Tournament
Date 2003-09-15 Rating 2473.92
Round Color Result Opponent
1 White Win Matsuura Hiroshi 2376.65
2 White Win Miyagawa Junzo 2252.00
3 White Win Takashima Junya 2347.97
4 White Loss Kuga Akio 2360.47
5 White Loss Hasegawa Kazuto 2611.56
6 Black Win Kudomi Takahiro 2332.10
7 White Win Ishitani Shin-ichi 2374.44
8 White Win Isobe Taizan 2411.89
9 White Win Okabe Hiroshi 2531.16
World Championship AT
Date 2003-08-08 Rating 2472.17
Round Color Result Opponent
1 White Draw Yamaguchi Yusui 2565.67
2 White Loss Taimla Tunnet 2684.89
3 White Draw Okabe Hiroshi 2529.01
4 White Loss Chingin Konstantin 2693.32
5 White Loss Meritee Ando 2788.49
6 White Loss Sinyov Igor 2548.66
7 White Draw Karlsson Stefan 2540.42
8 White Win Gaulitz Joachim 2397.93
9 White Win Andersson Tord 2357.91
10 Black Win Carlsson Martin 2408.03
11 Black Loss Sushkov Vladimir 2669.87
World Championship QT
Date 2003-07-31 Rating 2471.66
Round Color Result Opponent
1 Black Win Mitsumori Masao 2283.50
2 White Draw Karasyov Maxim 2475.16
3 White Draw Yamaguchi Yusui 2565.91
4 White Win Chang Yi-Feng 2448.83
5 White Win Ishitani Shin-ichi 2374.48
6 White Win Eibatov Nizami 2321.51
7 White Draw Sushkov Vladimir 2669.45
Japan WC Qualification 2003
Date 2003-03-22 Rating 2446.08
Round Color Result Opponent
1 Black Loss Sakurai Yasuo 2078.21
2 White Win Arita Nobuyoshi 2193.73
3 Black Win Iwata Akihisa 2195.75
4 Black Win Tamura Kazumasa 2281.46
5 White Loss Kubo Izumi 2211.32
34th Kyoto Classified - special class
Date 2002-11-10 Rating 2430.38
Round Color Result Opponent
1 Black Win Okabe Hiroshi 2474.63
2 White Loss Kudomi Takahiro 2372.27
3 Black Win Iwata Akihisa 2190.86
4 White Win Hasegawa Kazuto 2578.63
5 White Loss Miyoshi Takeo 2233.19
40th Meijin-sen Tournament
Date 2002-09-16 Rating 2423.32
Round Color Result Opponent
1 Black Loss Takagawa Teiji 2339.51
2 Black Loss Ishitani Shin-ichi 2381.33
3 Black Win Okabe Hiroshi 2464.31
4 White Draw Isobe Taizan 2433.97
5 White Loss Hasegawa Kazuto 2581.73
6 White Loss Yamaguchi Yusui 2571.08
7 Black Win Nishimura Toshio 2345.00
8 Black Win Kudomi Takahiro 2374.79
9 Black Win Matsuura Hiroshi 2303.91
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2002-06-16 Rating 2411.76
Round Color Result Opponent
1 White Win Miyagawa Sou 2058.39
2 Black Win Sakamoto Suzan 2247.03
3 White Win Ikeshima Wakio 1636.78
4 Black Draw Miyagawa Junzo 2243.47
5 Black Draw Takagawa Teiji 2340.66
Team World Championship
Date 2002-05-03 Rating 2405.97
Round Color Result Opponent
1 Black Loss Taimla Tunnet 2549.51
2 Black Loss Dvoeglazov Vladimir 2354.81
3 Black Win Drozd Olexandr 2268.05
4 White Loss Carlsson Martin 2329.87
5 Black Loss Gardström Petter 2471.41
6 White Win Lee Yun-Sub 2036.18
7 White Loss Semyonov Vladimir 2400.66
8 White Loss Carlsson Martin 2329.87
9 White Win Carlsson Martin 2329.87
33rd Kyoto Classified - special class
Date 2001-11-11 Rating 2411.43
Round Color Result Opponent
1 White Win Adachi Yasuhiro 2001.08
2 Black Win Doi Manabu 2109.46
3 Black Win Iwata Akihisa 2188.55
4 Black Win Hasegawa Kazuto 2569.79
5 Black Win Miyagawa Junzo 2236.39
The 39th Meijin-sen Tournament
Date 2001-09-24 Rating 2407.83
Round Color Result Opponent
1 White Loss Kudomi Takahiro 2374.70
2 Black Win Hayakawa Yoshimi 2414.40
3 White Win Takagawa Teiji 2324.00
4 White Win Maruyama Yasushi 2190.94
5 White Draw Yamaguchi Yusui 2539.96
6 White Loss Nishimura Toshio 2357.75
7 White Win Matsuura Hiroshi 2254.52
8 White Loss Nara Hideki 2529.25
9 White Loss Hasegawa Kazuto 2567.28
World Championship BT
Date 2001-08-12 Rating 2405.09
Round Color Result Opponent
1 White Win Tatsutomi Hiroyuki 2200.77
2 Black Win Chernov Sergey 2280.01
3 Black Win Ono Takayuki 2191.09
4 White Loss Hasegawa Kazuto 2565.33
5 White Win Khramov Andrey 2203.93
6 White Win Sakamoto Suzan 2213.79
7 White Loss Kusajima Masato 2373.41
8 White Win Kudomi Takahiro 2372.95
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 2369.39
Round Color Result Opponent
1 White Loss Nara Hideki 2561.98
2 Black Win Sakamoto Suzan 2189.70
3 Black Loss Hasegawa Kazuto 2554.69
4 Black Win Koiso Shigemasa 2152.43
5 White Draw Miyoshi Takeo 2190.23
38th Meijinsen Tournament
Date 2000-10-01 Rating 2364.70
Round Color Result Opponent
1 White Win Fujinami Hisao 2239.19
2 Black Loss Kudomi Takahiro 2353.77
3 White Loss Hasegawa Kazuto 2558.70
4 White Loss Arai Yutaka 2168.86
5 White Win Nishizono Norio 2358.79
6 Black Draw Hayakawa Yoshimi 2424.73
7 White Loss Maruyama Yasushi 2223.23
8 Black Loss Nara Hideki 2562.86
9 Black Win Kusajima Masato 2353.29
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2000-06-19 Rating 2361.31
Round Color Result Opponent
1 White Win Sakamoto Suzan 2203.97
2 White Loss Hayakawa Yoshimi 2444.28
3 White Win Takehara Kenji 1833.89
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 2360.47
Round Color Result Opponent
1 White Win Tatsutomi Hiroyuki 2188.47
2 White Loss Hayakawa Yoshimi 2448.42
3 Black Win Matsui Tsunehiro 2212.06
4 White Win Iwata Akihisa 2200.43