Iio Yoshihiro (飯尾義弘)

Place: Kobe, Japan

Rating: 2329.03, Rank: 182

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

Top rating: 2489.40 (2016-05-15)

Games: 597, Wins: 299, Draws: 71, Losses: 227

Gy1: 22, Gy2: 34, Gy5: 111

59th Meijinsen Tournament
Date 2022-01-10 Rating 2329.03
Round Color Result Opponent
1 Black Loss Nagasoe Hiroki 2565.45
2 Black Win Hasegawa Kazuto 2453.96
3 White Loss Ono Takayuki 2335.54
4 Black Win Hayashi Shoichi 2060.39
5 Black Loss Kamiya Shunsuke 2765.70
6 White Loss Okabe Hiroshi 2621.17
7 White Win Maruyama Yasushi 2237.82
8 White Loss Nakayama Tomoharu 2775.60
9 White Win Maruta Hiroki 2201.10
53 Kyoto Classified Tournament
Date 2021-11-13 Rating 2326.68
Round Color Result Opponent
S1 White Win Fujita Maiko 2292.36
S2 Black Loss Kawamura Norihiko 2632.59
S3 White Draw Hata Masayuki 2130.71
S4 Black Loss Ishitani Shin-ichi 2275.96
S5 White Loss Hasegawa Kazuto 2457.11
17 Kansai Championship 1st round
Date 2021-10-17 Rating 2327.28
Round Color Result Opponent
1 White Win Toyo Koryu 1917.19
2 White Win Tokonami Shota 1939.71
3 Black Win Sakamoto Hirouji 2232.09
4 Black Loss Tanaka Shotaro 2190.54
5 White Win Kito Shinichi 2111.61
59 Meijinsen Qualification Kansai area 2nd round
Date 2021-07-18 Rating 2328.72
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2472.10
2 White Draw Makino Mitsunori 2432.38
3 Black Win Hayashi Shoichi 2078.99
59 Meijinsen Qualification Kansai area 1st round
Date 2021-06-20 Rating 2329.09
Round Color Result Opponent
1 Black Win Tanaka Toshiki 2366.57
2 White Win Hayashi Shoichi 2080.97
3 White Draw Hasegawa Kazuto 2473.91
4 White Win Hata Masayuki 2127.07
16 Kansai Championship 2nd round
Date 2021-02-21 Rating 2320.25
Round Color Result Opponent
1 Black Loss Sakamoto Hirouji 2234.91
2 Black Loss Makino Mitsunori 2443.51
3 Black Loss Kawamura Norihiko 2622.74
16 Kansai Championship 1st round
Date 2020-10-18 Rating 2321.17
Round Color Result Opponent
1 Black Loss Kawamura Norihiko 2622.66
2 Black Win Adachi Tomoya 1557.03
3 White Win Hayashi Shoichi 2088.78
4 Black Win Sakamoto Hirouji 2233.68
5 Black Loss Tanaka Shotaro 2177.52
58 Meijinsen Qualification Kansai area 1st round
Date 2020-06-21 Rating 2324.25
Round Color Result Opponent
1 Black Win Hata Masayuki 2111.66
2 Black Loss Sakamoto Hirouji 2228.92
3 White Loss Makino Mitsunori 2387.98
4 White Win Kito Shinichi 2111.61
5 White Loss Tachi Masaya 2420.17
15 Kansai Championship 2nd round
Date 2020-02-16 Rating 2336.43
Round Color Result Opponent
1 White Win Kito Shinichi 2116.04
2 White Win Hayashi Shoichi 2096.50
3 Black Loss Makino Mitsunori 2339.85
ex Black Loss Makino Mitsunori 2339.85
15th All Japan Championship
Date 2020-01-19 Rating 2340.32
Round Color Result Opponent
1 White Win Hata Masayuki 2119.53
2 Black Loss Nakayama Tomoharu 2770.40
3 White Loss Makino Mitsunori 2328.31
4 Black Win Fujita Maiko 2281.70
5 White Win Ishitani Shin-ichi 2311.63
6 White Loss Okabe Hiroshi 2651.22
51 Kyoto Classified Tournament
Date 2019-11-04 Rating 2348.88
Round Color Result Opponent
S1 White Win Ozawa Tetsushi 1930.77
S2 Black Loss Tanaka Toshiki 2412.56
S3 Black Win Nishida Toshio 2014.36
S4 White Loss Hasegawa Kazuto 2524.31
S5 White Loss Kawamura Norihiko 2613.25
14 Kansai Championship final match R3
Date 2019-08-19 Rating 2361.25
Round Color Result Opponent
3 Black Loss Hasegawa Kazuto 2525.55
57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2377.94
Round Color Result Opponent
1 White Win Tanaka Toshiki 2412.95
2 White Loss Hasegawa Kazuto 2520.03
3 White Loss Tachi Masaya 2450.95
4 Black Win Matsui Tsunehiro 2108.45
14 Kansai Championship final match
Date 2019-05-06 Rating 2380.27
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2519.21
2 Black Win Hasegawa Kazuto 2519.21
14th All Japan Championship
Date 2019-03-31 Rating 2385.73
Round Color Result Opponent
1 White Win Maruta Hiroki 2126.22
2 White Loss Nakayama Tomoharu 2746.91
3 White Win Chigira Makoto 2025.85
4 Black Loss Okabe Hiroshi 2630.09
5 Black Win Ishitani Shin-ichi 2333.00
6 Black Loss Nakamura Shigeru 2915.62
50 Kyoto Classified Tournament
Date 2018-11-11 Rating 2403.13
Round Color Result Opponent
1 White Loss Ishitani Shin-ichi 2352.51
2 Black Win Ozawa Tetsushi 1952.40
3 Black Loss Sakamoto Hirouji 2230.48
4 White Win Fujita Maiko 2201.53
5 Black Win Hayashi Shoichi 2084.11
56 Meijinsen Qualification Kansai area 2nd round
Date 2018-06-17 Rating 2430.76
Round Color Result Opponent
1 Black Loss Tachi Masaya 2475.78
2 Black Loss Kawamura Norihiko 2592.11
3 Black Loss Hasegawa Kazuto 2515.97
12th Team World Championship
Date 2018-05-05 Rating 2442.35
Round Color Result Opponent
1 White Win Piik Sander 2219.91
3 White Win Jonsson Peter 2256.22
4 White Loss Kozhin Mikhail 2614.68
5 White Loss Epifanov Dmitry 2599.77
7 Black Win Semenov Oleg 2351.11
9 White Loss Cao Dong 2712.32
13 Kansai Championship final match
Date 2018-03-18 Rating 2454.89
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2625.93
2 Black Win Oosumi Yuuki 2625.93
3 White Win Oosumi Yuuki 2625.93
13 Kansai Championship 2nd round
Date 2018-02-18 Rating 2459.74
Round Color Result Opponent
1 White Win Hasegawa Kazuto 2518.34
2 White Win Tachi Masaya 2483.05
3 Black Win Matsui Tsunehiro 2113.51
13th All Japan Championship
Date 2018-01-28 Rating 2461.45
Round Color Result Opponent
1 Black Draw Ishitani Shin-ichi 2349.24
2 White Win Miyamoto Syunju 2203.88
3 White Loss Okabe Hiroshi 2643.75
4 White Win Sato Kiyotomi 2375.41
5 White Loss Kamiya Shunsuke 2729.92
6 White Loss Nakayama Tomoharu 2768.11
49 Kyoto Classified Tournament
Date 2017-11-12 Rating 2468.73
Round Color Result Opponent
S1 White Win Nishida Toshio 2016.14
S2 White Win Hasegawa Kazuto 2527.90
S3 Black Loss Kawamura Norihiko 2579.99
S4 White Win Hata Masayuki 2139.69
S5 White Win Ishitani Shin-ichi 2333.46
13 Kansai Championship 1st round
Date 2017-10-22 Rating 2469.54
Round Color Result Opponent
1 Black Win Matsui Tsunehiro 2121.64
3 White Draw Tachi Masaya 2480.56
4 Black Loss Sakamoto Hirouji 2220.60
5 White Loss Kawamura Norihiko 2578.55
55 Meijinsen Tournament
Date 2017-09-18 Rating 2473.43
Round Color Result Opponent
1 White Loss Kamiya Shunsuke 2727.69
2 White Loss Nakayama Tomoharu 2762.25
3 Black Loss Okabe Hiroshi 2649.41
4 White Win Tamada Yoichi 2450.86
5 Black Win Maruyama Yasushi 2224.67
6 Black Win Hasegawa Kazuto 2531.70
7 White Win Matsuura Hiroshi 2290.47
8 White Win Kawano Takahisa 2367.52
9 Black Loss Sato Kiyotomi 2389.15
55 Meijinsen Qualification Kansai area 2nd round
Date 2017-06-18 Rating 2479.71
Round Color Result Opponent
1 White Win Tachi Masaya 2476.74
2 White Win Kawamura Norihiko 2561.56
3 White Win Hasegawa Kazuto 2541.87
12th All Japan Championship
Date 2017-03-26 Rating 2474.84
Round Color Result Opponent
1 Black Draw Maruta Koji 2091.50
2 White Loss Ishitani Shin-ichi 2332.00
3 White Win Kusajima Masato 2222.72
4 White Loss Tamada Yoichi 2479.60
5 Black Draw Miyamoto Syunju 2187.28
6 White Win Ono Takayuki 2304.17
12 Kansai Championship 2nd round
Date 2017-02-19 Rating 2476.62
Round Color Result Opponent
1 White Win Sakamoto Hirouji 2215.87
2 White Draw Hasegawa Kazuto 2556.27
ex White Loss Hasegawa Kazuto 2556.27
48 Kyoto Classified Tournament
Date 2016-11-13 Rating 2482.29
Round Color Result Opponent
SS1 Black Loss Kawamura Norihiko 2554.62
SS2 White Win Hata Masayuki 2142.78
SS4 Black Loss Hasegawa Kazuto 2565.56
SS5 Black Draw Okabe Hiroshi 2644.36
54 Meijinsen Tournament
Date 2016-09-19 Rating 2487.26
Round Color Result Opponent
1 Black Draw Nakayama Tomoharu 2708.90
2 White Win Maruyama Yasushi 2231.63
3 White Loss Okabe Hiroshi 2648.36
4 Black Draw Koyama Jun 2548.00
5 Black Win Matsuura Hiroshi 2307.40
6 White Draw Kamiya Shunsuke 2683.18
7 Black Win Kuga Akio 2303.53
8 White Loss Hasegawa Kazuto 2566.50
9 Black Win Tanaka Toshiki 2386.50
54 Meijinsen Qualification Kansai area 2nd round
Date 2016-06-19 Rating 2488.62
Round Color Result Opponent
1 Black Win Matsui Tsunehiro 2143.76
2 White Loss Tanaka Toshiki 2392.82
3 White Win Tachi Masaya 2427.99
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2489.40
Round Color Result Opponent
1 Black Win Sakamoto Hirouji 2221.94
2 White Win Tachi Masaya 2423.47
3 Black Win Matsui Tsunehiro 2146.61
4 White Win Kawamura Norihiko 2547.31
Team World Championship
Date 2016-05-04 Rating 2488.60
Round Color Result Opponent
2 Black Loss Pajuste Renee 2564.95
3 Black Draw Eriksson Bjorn 2230.01
4 Black Loss Sushkov Vladimir 2785.08
5 White Win Makarov Pavel 2538.32
6 White Win Chen Xin 2355.87
7 Black Win Feng Sheng-Yu 2027.87
9 White Win Lohmus Kristofer 2198.63
11 Kansai Championship Final match
Date 2016-04-03 Rating 2485.75
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2687.17
2 Black Loss Oosumi Yuuki 2687.17
3 White Loss Oosumi Yuuki 2687.17
11 Kansai Championship 2nd round
Date 2016-03-20 Rating 2484.16
Round Color Result Opponent
1 Black Win Kashihara Akihiko 2279.79
2 Black Win Tachi Masaya 2419.78
3 White Win Sakamoto Hirouji 2219.95
11th All Japan Championship
Date 2016-01-11 Rating 2472.15
Round Color Result Opponent
1 White Win Suzuki Rin 1895.24
2 White Loss Nakamura Shigeru 2856.49
3 Black Win Mano Yoshihisa 2290.19
4 White Loss Nakamura Souta 2230.72
5 White Loss Okabe Hiroshi 2647.51
6 White Loss Ishitani Shin-ichi 2334.94
53 Meijinsen Tournament
Date 2015-09-22 Rating 2465.68
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2707.46
2 White Win Kawamura Norihiko 2557.90
3 Black Loss Nakayama Tomoharu 2694.51
4 Black Loss Matsuura Hiroshi 2338.25
5 White Draw Tamada Yoichi 2507.97
6 White Draw Ishitani Shin-ichi 2333.12
7 White Draw Koyama Jun 2560.45
8 Black Win Okabe Hiroshi 2650.35
9 Black Loss Hasegawa Kazuto 2592.73
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2460.44
Round Color Result Opponent
1 Black Loss Kawamura Norihiko 2570.32
2 White Loss Hasegawa Kazuto 2588.51
3 White Win Koiso Shigemasa 2111.46
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2459.91
Round Color Result Opponent
1 White Draw Tachi Masaya 2419.48
2 White Win Sakamoto Hirouji 2221.22
3 White Win Miyagawa Junzo 2179.36
4 Black Draw Kawamura Norihiko 2572.55
10 Kansai Championship final match
Date 2015-03-15 Rating 2456.76
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2734.70
2 Black Loss Oosumi Yuuki 2734.70
10 Kansai Championship 2nd round
Date 2015-02-15 Rating 2456.07
Round Color Result Opponent
1 Black Draw Tachi Masaya 2415.07
2 Black Win Sakamoto Hirouji 2227.03
3 Black Win Miyagawa Junzo 2175.82
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2451.30
Round Color Result Opponent
S1 Black Win Matsuo Toshiko 1864.25
S2 Black Win Sakamoto Hirouji 2233.56
S3 White Draw Okabe Hiroshi 2672.90
S4 White Loss Oosumi Yuuki 2746.74
S5 White Loss Kawamura Norihiko 2584.13
52 Meijinsen Tournament
Date 2014-09-15 Rating 2448.37
Round Color Result Opponent
1 Black Loss Hasegawa Kazuto 2578.79
2 Black Loss Matsuura Hiroshi 2315.65
3 White Loss Oosumi Yuuki 2750.33
4 Black Loss Nakayama Tomoharu 2648.54
5 White Loss Sato Kiyotomi 2416.08
6 Black Draw Okabe Hiroshi 2675.69
7 Black Loss Tamada Yoichi 2493.69
8 Black Draw Kashihara Akihiko 2278.52
9 Black Loss Fukui Nobuhiro 2547.58
52 Meijinsen Qualification Kansai area 2nd round
Date 2014-06-15 Rating 2461.74
Round Color Result Opponent
1 White Win Miyagawa Junzo 2153.81
2 Black Win Sakamoto Hirouji 2239.26
3 White Loss Kashihara Akihiko 2279.52
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2466.59
Round Color Result Opponent
1 White Win Koiso Shigemasa 2105.72
2 Black Win Miyagawa Junzo 2153.16
3 White Win Kashihara Akihiko 2277.85
4 Black Draw Sakamoto Hirouji 2239.87
Team World Championship
Date 2014-05-03 Rating 2468.95
Round Color Result Opponent
1 Black Win Ono Takayuki 2314.27
3 Black Draw Hõbemägi Martin 2555.88
4 Black Win Epifanov Dmitry 2609.08
6 Black Win Ono Takayuki 2314.27
8 Black Loss Hõbemägi Martin 2555.88
9 White Loss Chingin Konstantin 2788.26
9th Kansai Championship final match
Date 2014-04-06 Rating 2471.43
Round Color Result Opponent
1 White Draw Oosumi Yuuki 2750.66
2 White Win Oosumi Yuuki 2750.66
3 Black Loss Oosumi Yuuki 2750.66
4 Black Loss Oosumi Yuuki 2750.66
9th Kansai Championship 2nd round
Date 2014-02-16 Rating 2472.90
Round Color Result Opponent
1 White Win Sakamoto Hirouji 2238.34
3 Black Win Hasegawa Kazuto 2559.99
9th All Japan Championship
Date 2014-01-26 Rating 2472.23
Round Color Result Opponent
1 White Win Miyagawa Junzo 2146.38
2 White Draw Oosumi Yuuki 2755.39
3 Black Win Sato Kiyotomi 2397.82
4 White Win Nakayama Tomoharu 2607.64
5 Black Loss Okabe Hiroshi 2684.00
6 Black Win Ono Takayuki 2313.87
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2460.62
Round Color Result Opponent
S1 Black Win Kawano Takahisa 2314.34
S2 White Loss Hasegawa Kazuto 2554.80
S3 White Win Sandstrom Richard 2317.28
S4 Black Loss Fukui Nobuhiro 2527.60
S5 White Win Ishitani Shin-ichi 2357.88
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2458.31
Round Color Result Opponent
1 Black Win Sakamoto Hirouji 2239.29
2 Black Win Watanabe Nobuo 1974.36
3 White Win Kubo Izumi 2042.25
4 White Win Kon Akira 1933.75
51 Meijinsen Qualification Kansai area 2nd round
Date 2013-06-16 Rating 2432.34
Round Color Result Opponent
1 White Draw Hata Masayuki 2193.88
2 White Loss Hasegawa Kazuto 2545.49
3 Black Win Matsui Tsunehiro 2130.01
ex Black Loss Hata Masayuki 2193.88
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2429.55
Round Color Result Opponent
1 Black Loss Hata Masayuki 2193.69
2 Black Win Sakamoto Hirouji 2236.51
3 Black Win Kubo Izumi 2033.27
4 Black Win Matsui Tsunehiro 2130.16
5 Black Win Koiso Shigemasa 2098.04
8th All Japan Championship
Date 2013-03-24 Rating 2424.71
Round Color Result Opponent
1 Black Win Miyagawa Junzo 2158.53
2 White Win Ishitani Shin-ichi 2319.13
3 Black Loss Nakamura Shigeru 2799.41
4 White Loss Okabe Hiroshi 2661.53
5 Black Draw Kamiya Shunsuke 2471.45
6 Black Draw Sato Kiyotomi 2374.17
8th Kansai Championship 2nd round
Date 2013-02-17 Rating 2421.12
Round Color Result Opponent
1 White Win Takahashi Roi 2123.13
2 White Win Miyagawa Junzo 2158.14
3 White Loss Hasegawa Kazuto 2535.37
ex White Loss Hasegawa Kazuto 2535.37
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2413.60
Round Color Result Opponent
S1 White Loss Kudomi Takahiro 2349.53
S2 White Win Tamura Kazumasa 2457.94
S3 White Draw Ono Takayuki 2356.10
S4 White Loss Ishitani Shin-ichi 2308.97
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2412.90
Round Color Result Opponent
1 White Win Takahashi Roi 2117.38
2 White Win Miyagawa Junzo 2156.74
3 White Loss Hasegawa Kazuto 2522.90
4 White Win Koiso Shigemasa 2105.72
5 White Win Kon Akira 1942.59
50th Meijinsen Tournament
Date 2012-09-17 Rating 2412.16
Round Color Result Opponent
1 White Win Ono Takayuki 2360.41
2 White Loss Nakayama Tomoharu 2559.00
3 Black Loss Yamaguchi Yusui 2572.26
4 Black Loss Nagasoe Hiroki 2478.51
5 White Loss Fukui Nobuhiro 2472.47
6 Black Loss Nakamura Shigeru 2806.96
7 White Loss Okabe Hiroshi 2643.29
8 Black Win Hasegawa Kazuto 2521.28
9 White Loss Matsuura Hiroshi 2300.22
50 Meijinsen Qualification Kansai area 2nd round
Date 2012-06-17 Rating 2417.68
Round Color Result Opponent
1 White Win Sakamoto Hirouji 2264.31
2 White Loss Kise Katsumi 2480.82
3 Black Win Hasegawa Kazuto 2515.17
7th Kansai Championship 2nd round
Date 2012-02-19 Rating 2420.23
Round Color Result Opponent
1 Black Win Sakamoto Hirouji 2268.25
2 White Win Hata Masayuki 2169.50
3 Black Loss Kise Katsumi 2484.16
7th All Japan Championship
Date 2012-01-29 Rating 2420.56
Round Color Result Opponent
1 Black Win Tada Ayako 2220.01
2 Black Win Mitsumori Masao 2307.58
3 White Win Sakamoto Hirouji 2270.57
4 White Draw Nakayama Tomoharu 2534.93
5 White Loss Nakamura Shigeru 2800.93
6 White Loss Kudomi Takahiro 2352.41
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2419.83
Round Color Result Opponent
S1 White Loss Sakamoto Hirouji 2276.64
S2 White Loss Okumura Toyohiko 2282.30
S3 White Loss Mano Yoshihisa 2192.69
S4 Black Win Doi Manabu 2013.08
S5 White Win Kubo Izumi 2041.34
49th Meijinsen Tournament
Date 2011-09-19 Rating 2427.40
Round Color Result Opponent
1 Black Win Sakashita Shoichi 2090.53
2 White Win Kashihara Akihiko 2206.11
3 Black Loss Matsuura Hiroshi 2307.17
4 Black Draw Nakayama Tomoharu 2513.31
5 Black Draw Hasegawa Kazuto 2502.22
6 Black Win Kubo Izumi 2046.59
7 Black Loss Okabe Hiroshi 2634.17
8 White Loss Yamaguchi Yusui 2569.63
9 White Win Miyoshi Takeo 2105.22
World Championship BT
Date 2011-08-06 Rating 2434.77
Round Color Result Opponent
1 White Loss Nikonov Konstantin 2566.06
2 White Win Rachitskaya Viktoria 2237.41
3 Black Win Staub Rain 1876.40
4 White Win Ono Takayuki 2340.02
5 White Loss Pajuste Renee 2411.33
6 Black Win Hõbemägi Martin 2346.73
7 Black Win Karasyov Maxim 2567.73
8 White Win Nakayama Tomoharu 2506.95
9 White Draw Potapov Alexey 2545.54
49 Meijinsen Qualification Kansai area 2nd round
Date 2011-06-19 Rating 2437.06
Round Color Result Opponent
1 White Win Kubo Izumi 2051.58
2 Black Draw Kashihara Akihiko 2202.63
3 White Win Kise Katsumi 2478.13
6th All Japan Championship
Date 2011-03-27 Rating 2438.81
Round Color Result Opponent
1 White Win Miyoshi Takeo 2092.65
2 White Win Kon Akira 1957.01
3 White Draw Hasegawa Kazuto 2528.96
4 White Loss Okabe Hiroshi 2623.79
5 White Loss Tamada Yoichi 2438.68
6 White Win Kawano Takahisa 2294.35
6th Kansai Championship final match
Date 2011-03-20 Rating 2439.03
Round Color Result Opponent
1 White Loss Oosumi Yuuki 2666.78
2 White Loss Oosumi Yuuki 2666.78
48th Meijinsen Tournament
Date 2010-09-20 Rating 2450.51
Round Color Result Opponent
1 White Win Sakamoto Hirouji 2263.22
2 White Win Tamada Yoichi 2422.46
3 Black Win Matsuura Hiroshi 2290.45
4 White Draw Okabe Hiroshi 2615.56
5 White Draw Kawano Takahisa 2271.87
6 White Win Ishitani Shin-ichi 2322.31
7 Black Loss Yamaguchi Yusui 2516.11
8 White Win Koiso Shigemasa 2105.99
9 White Loss Oosumi Yuuki 2633.87
Team World Championship
Date 2010-05-05 Rating 2451.45
Round Color Result Opponent
3 White Win Artemyev Sergey 2543.69
4 Black Loss Purk Andry 2581.64
5 Black Win Väljataga Paul 2340.32
7 White Win Eibatov Nizami 2270.91
10 White Loss Sumarokov Evgeny 2473.93
5th Kansai Championship final match
Date 2010-03-28 Rating 2450.44
Round Color Result Opponent
1 White Win Oosumi Yuuki 2592.85
2 White Win Oosumi Yuuki 2592.85
5th All Japan Championship
Date 2010-03-21 Rating 2449.54
Round Color Result Opponent
1 White Win Tadokoro Hosai 1878.77
2 Black Loss Nakamura Shigeru 2762.30
3 Black Win Maruta Hiroki 2042.60
4 White Win Kim Chang-Su 2015.79
5 Black Loss Yamaguchi Yusui 2503.67
6 White Loss Shimoyama Takuma 2200.07
5th Kansai Championship 3rd round
Date 2010-02-14 Rating 2448.06
Round Color Result Opponent
1 Black Win Hata Masayuki 2108.68
2 White Win Hasegawa Kazuto 2594.87
3 White Win Sagara Takashi 2397.80
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2446.16
Round Color Result Opponent
S1 Black Win Suzuki Junichiro 1878.06
S2 White Loss Nakamura Shigeru 2761.95
S3 Black Loss Kataoka Mitsuaki 2165.02
S4 White Draw Nagao Noriaki 2343.08
S5 Black Win Ono Takayuki 2322.66
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2440.05
Round Color Result Opponent
1 Black Loss Koiso Shigemasa 2110.77
2 Black Win Sakamoto Hirouji 2230.13
3 Black Win Kon Akira 1933.52
4 Black Win Miyagawa Junzo 2144.91
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2439.71
Round Color Result Opponent
S1 Black Loss Hasegawa Kazuto 2603.68
S2 White Win Sakamoto Hirouji 2229.41
S3 White Win Kudomi Takahiro 2310.08
S4 White Win Okabe Hiroshi 2591.44
S5 Black Loss Okumura Toyohiko 2293.94
47th Meijinsen tournament
Date 2009-09-22 Rating 2436.52
Round Color Result Opponent
1 White Win Tamura Kazumasa 2435.69
2 White Win Yamaguchi Yusui 2489.80
3 Black Loss Kawamura Norihiko 2560.36
4 Black Win Kataoka Mitsuaki 2156.11
5 White Loss Oosumi Yuuki 2573.90
6 White Draw Ishitani Shin-ichi 2299.78
7 White Win Matsuura Hiroshi 2255.91
8 White Loss Okabe Hiroshi 2587.99
9 White Win Sakamoto Hirouji 2223.57
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2420.50
Round Color Result Opponent
1 White Draw Oosumi Yuuki 2567.60
2 Black Loss Gu Wei 2460.22
3 Black Loss Li Yi 2614.72
4 Black Loss Yu Manjiang 2454.64
5 Black Win Xu Bin 2156.08
6 White Win Mitsumori Masao 2285.89
7 White Draw Isobe Taizan 2344.69
4th All Japan Championship
Date 2009-03-21 Rating 2417.42
Round Color Result Opponent
1 Black Win Iwano Fumio 2147.56
2 White Loss Tamura Kazumasa 2431.93
3 Black Loss Tamada Yoichi 2267.45
4 Black Win Tanizaki Ryusuke 2046.04
5 White Win Sakamoto Hirouji 2213.43
6 White Draw Ishitani Shin-ichi 2301.04
4 Kansai Championship 3rd round
Date 2009-02-15 Rating 2417.08
Round Color Result Opponent
1 White Loss Tamura Kazumasa 2425.47
2 Black Loss Oosumi Yuuki 2559.36
3 Black Loss Takashima Junya 2434.34
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2424.73
Round Color Result Opponent
1 Black Win Sakamoto Hirouji 2204.90
2 Black Win Miyagawa Junzo 2160.57
3 White Draw Tamura Kazumasa 2410.05
4 White Loss Takashima Junya 2433.43
46th Meijinsen Tournament
Date 2008-09-15 Rating 2430.45
Round Color Result Opponent
1 White Win Matsuura Hiroshi 2214.11
2 Black Win Oosumi Yuuki 2519.63
3 Black Loss Okabe Hiroshi 2577.31
4 Black Win Yamaguchi Yusui 2488.48
5 Black Win Kataoka Mitsuaki 2124.94
6 Black Win Hata Masayuki 2193.97
7 White Loss Sato Kiyotomi 2315.93
8 Black Draw Ishitani Shin-ichi 2288.52
9 Black Loss Kawamura Norihiko 2573.03
46th Meijinsen Qualification Kansai area 2nd round
Date 2008-06-15 Rating 2436.72
Round Color Result Opponent
1 Black Draw Miyagawa Junzo 2169.68
2 Black Win Sakamoto Hirouji 2207.63
3 White Loss Hata Masayuki 2205.69
Team World Championship
Date 2008-05-02 Rating 2442.68
Round Color Result Opponent
1 Black Draw Laube Pavel 2383.86
2 White Win Artemyev Sergey 2553.26
3 Black Win Cao Dong 2594.27
4 White Loss Karlsson Stefan 2507.88
5 White Loss Sushkov Vladimir 2668.84
7 Black Win Taimla Tunnet 2698.51
8 White Draw Saarenpää Samuli 2340.12
9 Black Win Piddubny Konstantin 2173.15
3rd Kansai Championship 3rd round
Date 2008-01-13 Rating 2445.31
Round Color Result Opponent
1 White Win Takagawa Teiji 2175.17
2 White Win Tamura Kazumasa 2359.14
3 White Loss Oosumi Yuuki 2488.78
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2447.14
Round Color Result Opponent
1 White Loss Isobe Taizan 2331.94
2 Black Loss Miyoshi Takeo 2191.99
3 Black Loss Okabe Hiroshi 2526.99
4 White Win Matsuura Hiroshi 2191.36
5 White Win Kawamura Norihiko 2550.41
6 Black Win Sato Kiyotomi 2267.59
7 Black Win Hiwatashi Kikuma 1820.52
8 White Draw Oosumi Yuuki 2468.15
9 White Win Yamaguchi Yusui 2540.68
World Championship AT
Date 2007-08-15 Rating 2447.84
Round Color Result Opponent
1 White Draw Oll Aivo 2570.40
2 Black Loss Okabe Hiroshi 2521.00
3 Black Loss Yamaguchi Yusui 2542.87
4 White Loss Wu Di 2621.27
5 Black Loss Taimla Tunnet 2668.65
6 Black Win Kozhin Mikhail 2508.64
7 Black Loss Sushkov Vladimir 2662.51
8 White Loss Savrasova Yulia 2579.09
9 White Win Purk Andry 2540.28
10 White Draw Chingin Konstantin 2695.38
11 White Loss Karlsson Stefan 2512.24
World Championship QT
Date 2007-08-08 Rating 2448.26
Round Color Result Opponent
1 Black Win Ishitani Shin-ichi 2266.23
2 White Win Poghosyan Albert 2307.14
3 White Draw Okabe Hiroshi 2520.33
4 Black Win Jonsson Peter 2266.39
5 Black Win Qiu Yunfei 2409.96
6 White Win Lin Huang-Yu 2452.24
7 White Win Andersson Tord 2274.36
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2443.05
Round Color Result Opponent
1 Black Win Hata Masayuki 2201.44
2 Black Loss Sakamoto Hirouji 2205.02
3 Black Win Oosumi Yuuki 2441.40
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2435.27
Round Color Result Opponent
1 Black Loss Ono Takayuki 2300.92
2 Black Win Tanizaki Ryusuke 2055.25
4 White Loss Isobe Taizan 2322.98
2nd Kansai Championship, Final Match
Date 2007-03-18 Rating 2435.27
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2659.69
2 Black Loss Hasegawa Kazuto 2659.69
2nd Kansai Championship 3rd round
Date 2007-01-14 Rating 2437.25
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2393.66
2 White Win Sagara Takashi 2401.72
3 Black Draw Takashima Junya 2401.33
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2434.46
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2369.84
2 Black Win Doi Manabu 2014.71
3 Black Win Ozawa Tetsushi 2039.80
4 Black Win Takagawa Teiji 2211.27
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2434.04
Round Color Result Opponent
1 White Draw Nagao Noriaki 2234.86
2 White Loss Okabe Hiroshi 2488.89
3 Black Loss Kawamura Norihiko 2576.53
4 White Loss Yamaguchi Yusui 2521.15
5 Black Win Ishitani Shin-ichi 2249.25
6 Black Win Oosumi Yuuki 2361.62
7 Black Win Fujii Naoki 1987.51
8 White Win Matsuura Hiroshi 2193.27
9 White Win Sato Kiyotomi 2286.63
Asian Championship
Date 2006-08-15 Rating 2433.86
Round Color Result Opponent
1 White Draw Kashihara Akihiko 2229.45
2 Black Win Lee Jo-Sub 2293.06
3 Black Win Oosumi Yuuki 2353.26
4 White Draw Yamaguchi Yusui 2517.67
5 Black Win Park Jeong Ho 2318.80
6 Black Loss Kim Chang-Hoon 2459.44
7 Black Win Ishitani Shin-ichi 2249.66
8 White Loss Okabe Hiroshi 2486.71
Meijin-sen Qual, Kansai-Hokuriku area final round
Date 2006-06-18 Rating 2432.44
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2341.90
2 White Win Takashima Junya 2386.21
3 White Win Hata Masayuki 2209.17
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2428.93
Round Color Result Opponent
1 White Win Okuda Shingo 1866.35
2 White Win Hata Masayuki 2209.58
3 Black Win Takagawa Teiji 2220.80
4 Black Win Matsui Tsunehiro 2132.28
Team World Championship
Date 2006-05-05 Rating 2427.60
Round Color Result Opponent
1 White Loss Pellikka Marko 2235.88
2 White Loss Andersson Tord 2259.89
3 White Draw Oll Aivo 2551.44
4 Black Win Skuridin Alexey 2334.84
5 Black Win Ge Lingfeng 2311.79
6 White Loss Savrasova Yulia 2549.33
7 White Win Sulane Sander 2026.25
F1 White Loss Gaulitz Joachim 2378.19
F2 White Win Andersson Tord 2259.89
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2414.71
Round Color Result Opponent
1 Black Win Adachi Yasuhiro 1797.39
2 Black Win Hata Masayuki 2196.49
3 White Draw Takagawa Teiji 2233.41
4 Black Loss Hasegawa Kazuto 2622.88
World Championship QT
Date 2005-07-31 Rating 2411.05
Round Color Result Opponent
1 Black Win Oosumi Yuuki 2305.81
4 Black Win Kozhin Mikhail 2483.32
5 Black Draw Yamaguchi Yusui 2469.55
6 White Loss Sushkov Vladimir 2602.29
7 White Win Ilu Timo 2420.71
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2398.92
Round Color Result Opponent
1 White Win Matsui Tsunehiro 2137.74
2 Black Win Iwata Akihisa 2150.34
3 White Loss Takashima Junya 2346.50
4 Black Loss Tamura Kazumasa 2320.35
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2379.58
Round Color Result Opponent
1 White Win Okabe Hiroshi 2429.58
2 White Loss Kawamura Norihiko 2601.14
3 Black Win Sakashita Shoichi 2123.92
4 White Loss Ishitani Shin-ichi 2268.58
5 White Loss Hasegawa Kazuto 2581.75
6 White Win Saito Koji 2082.49
7 Black Loss Sakamoto Hirouji 2156.10
8 White Loss Matsuura Hiroshi 2255.48
9 White Win Takagawa Teiji 2244.15
Team World Championship
Date 2004-05-05 Rating 2381.72
Round Color Result Opponent
1 Black Loss Karlsson Stefan 2439.76
2 White Win Degtyar Felix 1992.37
3 Black Loss Meritee Ando 2745.09
4 White Win Khramov Andrey 2178.63
6 Black Win Piddubny Konstantin 2091.70
7 Black Loss Salnikov Pavel 2471.24
8 Black Loss Rusin Vladislav 2500.76
9 Black Draw Sushkov Vladimir 2581.65
41st Meijin-sen Tournament
Date 2003-09-15 Rating 2393.71
Round Color Result Opponent
1 White Win Matsuura Hiroshi 2263.00
2 White Win Miyagawa Junzo 2092.57
3 White Win Takashima Junya 2208.78
4 White Loss Kuga Akio 2275.30
5 White Loss Hasegawa Kazuto 2544.77
6 Black Win Kudomi Takahiro 2291.63
7 White Win Ishitani Shin-ichi 2269.42
8 White Win Isobe Taizan 2233.63
9 White Win Okabe Hiroshi 2406.83
World Championship AT
Date 2003-08-08 Rating 2392.12
Round Color Result Opponent
1 White Draw Yamaguchi Yusui 2480.22
2 White Loss Taimla Tunnet 2578.71
3 White Draw Okabe Hiroshi 2405.70
4 White Loss Chingin Konstantin 2619.94
5 White Loss Meritee Ando 2730.78
6 White Loss Sinyov Igor 2486.97
7 White Draw Karlsson Stefan 2437.81
8 White Win Gaulitz Joachim 2322.00
9 White Win Andersson Tord 2274.61
10 Black Win Carlsson Martin 2284.87
11 Black Loss Sushkov Vladimir 2585.17
World Championship QT
Date 2003-07-31 Rating 2391.73
Round Color Result Opponent
1 Black Win Mitsumori Masao 2239.52
2 White Draw Karasyov Maxim 2400.40
3 White Draw Yamaguchi Yusui 2481.14
4 White Win Chang Yi-Feng 2301.94
5 White Win Ishitani Shin-ichi 2269.28
6 White Win Eibatov Nizami 2288.34
7 White Draw Sushkov Vladimir 2584.64
40th Meijin-sen Tournament
Date 2002-09-16 Rating 2335.10
Round Color Result Opponent
1 Black Loss Takagawa Teiji 2256.95
2 Black Loss Ishitani Shin-ichi 2271.76
3 Black Win Okabe Hiroshi 2350.22
4 White Draw Isobe Taizan 2254.20
5 White Loss Hasegawa Kazuto 2528.32
6 White Loss Yamaguchi Yusui 2497.05
7 Black Win Nishimura Toshio 2234.58
8 Black Win Kudomi Takahiro 2302.45
9 Black Win Matsuura Hiroshi 2204.69
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2002-06-16 Rating 2320.02
Round Color Result Opponent
1 White Win Miyagawa Sou 1874.74
2 Black Win Sakamoto Hirouji 2149.99
3 White Win Ikeshima Wakio 1875.06
4 Black Draw Miyagawa Junzo 2085.95
5 Black Draw Takagawa Teiji 2256.20
Team World Championship
Date 2002-05-03 Rating 2312.70
Round Color Result Opponent
1 Black Loss Taimla Tunnet 2454.22
2 Black Loss Dvoeglazov Vladimir 2259.41
3 Black Win Drozd Olexandr 2161.46
4 White Loss Carlsson Martin 2219.41
5 Black Loss Gardstrom Petter 2388.93
6 White Win Lee Yun-Sub 1978.25
7 White Loss Semyonov Vladimir 2299.99
8 White Loss Carlsson Martin 2219.41
9 White Win Carlsson Martin 2219.41
The 39th Meijin-sen Tournament
Date 2001-09-24 Rating 2313.12
Round Color Result Opponent
1 White Loss Kudomi Takahiro 2305.61
2 Black Win Hayakawa Yoshimi 2357.75
3 White Win Takagawa Teiji 2252.28
4 White Win Maruyama Yasushi 2121.19
5 White Draw Yamaguchi Yusui 2466.85
6 White Loss Nishimura Toshio 2257.62
7 White Win Matsuura Hiroshi 2187.09
8 White Loss Nara Hideki 2466.80
9 White Loss Hasegawa Kazuto 2513.88
World Championship BT
Date 2001-08-12 Rating 2312.76
Round Color Result Opponent
1 White Win Tatsutomi Hiroyuki 2087.31
2 Black Win Chernov Sergey 2218.24
3 Black Win Ono Takayuki 2168.72
4 White Loss Hasegawa Kazuto 2513.45
5 White Win Khramov Andrey 2141.34
6 White Win Sakamoto Hirouji 2164.83
7 White Loss Kusajima Masato 2257.62
8 White Win Kudomi Takahiro 2303.04
32-nd Kyoto Classified
Date 2000-11-12 Rating 2287.69
Round Color Result Opponent
1 White Loss Nara Hideki 2488.00
2 Black Win Sakamoto Hirouji 2168.91
3 Black Loss Hasegawa Kazuto 2516.93
4 Black Win Koiso Shigemasa 1977.03
38th Meijinsen Tournament
Date 2000-10-01 Rating 2283.75
Round Color Result Opponent
1 White Win Fujinami Hisao 2128.55
2 Black Loss Kudomi Takahiro 2283.30
3 White Loss Hasegawa Kazuto 2517.46
4 White Loss Arai Yutaka 2076.23
5 White Win Nishizono Norio 2309.86
6 Black Draw Hayakawa Yoshimi 2369.32
7 White Loss Maruyama Yasushi 2126.36
8 Black Loss Nara Hideki 2490.11
9 Black Win Kusajima Masato 2231.14
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2000-06-19 Rating 2282.07
Round Color Result Opponent
1 White Win Sakamoto Hirouji 2174.73
2 White Loss Hayakawa Yoshimi 2381.13
3 White Win Takehara Kenji 1778.54
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 2281.52
Round Color Result Opponent
1 White Win Tatsutomi Hiroyuki 2067.57
2 White Loss Hayakawa Yoshimi 2383.65
3 Black Win Matsui Tsunehiro 2172.48
4 White Win Iwata Akihisa 2154.49