Iio Yoshihiro

Place: Kobe, Japan

Rating: 2261.94, Rank: 212

First game: 2000-05-21, Last game: 2021-02-21

Top rating: 2473.59 (2016-05-15)

Games: 571, Wins: 286, Draws: 68, Losses: 217

Gy1: 13, Gy2: 41, Gy5: 130

16 Kansai Championship 2nd round
Date	2021-02-21		Rating	2261.94
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Hirouji	2213.72
2	Black	Loss	Makino Mitsunori	2425.54
3	Black	Loss	Kawamura Norihiko	2577.39
16 Kansai Championship 1st round
Date	2020-10-18		Rating	2271.20
Round	Color	Result	Opponent
1	Black	Loss	Kawamura Norihiko	2581.66
2	Black	Win	Adachi Tomoya	1544.71
3	White	Win	Hayashi Shoichi	2084.35
4	Black	Win	Sakamoto Hirouji	2211.56
5	Black	Loss	Tanaka Shotaro	2101.88
58 Meijinsen Qualification Kansai area 1st round
Date	2020-06-21		Rating	2281.58
Round	Color	Result	Opponent
1	Black	Win	Hata Masayuki	2069.38
2	Black	Loss	Sakamoto Hirouji	2206.92
3	White	Loss	Makino Mitsunori	2369.69
4	White	Win	Kito Shinichi	2066.45
5	White	Loss	Tachi Masaya	2397.95
15 Kansai Championship 2nd round
Date	2020-02-16		Rating	2300.70
Round	Color	Result	Opponent
1	White	Win	Kito Shinichi	2076.30
2	White	Win	Hayashi Shoichi	2087.55
3	Black	Loss	Makino Mitsunori	2322.03
ex	Black	Loss	Makino Mitsunori	2322.03
15th All Japan Championship
Date	2020-01-19		Rating	2305.98
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2082.69
2	Black	Loss	Nakayama Tomoharu	2744.35
3	White	Loss	Makino Mitsunori	2310.74
4	Black	Win	Fujita Maiko	2264.80
5	White	Win	Ishitani Shin-ichi	2319.62
6	White	Loss	Okabe Hiroshi	2637.34
51 Kyoto Classified Tournament
Date	2019-11-04		Rating	2317.60
Round	Color	Result	Opponent
S1	White	Win	Ozawa Tetsushi	1913.26
S2	Black	Loss	Tanaka Toshiki	2424.60
S3	Black	Win	Nishida Toshio	1997.17
S4	White	Loss	Hasegawa Kazuto	2529.23
S5	White	Loss	Kawamura Norihiko	2583.78
14 Kansai Championship final match R3
Date	2019-08-19		Rating	2332.42
Round	Color	Result	Opponent
3	Black	Loss	Hasegawa Kazuto	2526.05
57 Meijinsen Qualification Kansai area 1st round
Date	2019-05-19		Rating	2351.81
Round	Color	Result	Opponent
1	White	Win	Tanaka Toshiki	2420.08
2	White	Loss	Hasegawa Kazuto	2516.90
3	White	Loss	Tachi Masaya	2431.51
4	Black	Win	Matsui Tsunehiro	2091.24
14 Kansai Championship final match
Date	2019-05-06		Rating	2354.44
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2515.69
2	Black	Win	Hasegawa Kazuto	2515.69
14th All Japan Championship
Date	2019-03-31		Rating	2360.57
Round	Color	Result	Opponent
1	White	Win	Maruta Hiroki	2107.51
2	White	Loss	Nakayama Tomoharu	2724.81
3	White	Win	Chigira Makoto	2014.05
4	Black	Loss	Okabe Hiroshi	2613.09
5	Black	Win	Ishitani Shin-ichi	2327.55
6	Black	Loss	Nakamura Shigeru	2895.72
50 Kyoto Classified Tournament
Date	2018-11-11		Rating	2380.05
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2342.99
2	Black	Win	Ozawa Tetsushi	1935.64
3	Black	Loss	Sakamoto Hirouji	2212.19
4	White	Win	Fujita Maiko	2185.98
5	Black	Win	Hayashi Shoichi	2073.10
56 Meijinsen Qualification Kansai area 2nd round
Date	2018-06-17		Rating	2409.39
Round	Color	Result	Opponent
1	Black	Loss	Tachi Masaya	2457.41
2	Black	Loss	Kawamura Norihiko	2570.61
3	Black	Loss	Hasegawa Kazuto	2505.29
12th Team World Championship
Date	2018-05-05		Rating	2421.42
Round	Color	Result	Opponent
1	White	Win	Piik Sander	2191.58
3	White	Win	Jonsson Peter	2231.29
4	White	Loss	Kozhin Mikhail	2574.20
5	White	Loss	Epifanov Dmitry	2578.41
7	Black	Win	Semyonov Oleg	2333.92
9	White	Loss	Cao Dong	2695.56
13 Kansai Championship final match
Date	2018-03-18		Rating	2434.54
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2609.70
2	Black	Win	Oosumi Yuuki	2609.70
3	White	Win	Oosumi Yuuki	2609.70
13 Kansai Championship 2nd round
Date	2018-02-18		Rating	2439.71
Round	Color	Result	Opponent
1	White	Win	Hasegawa Kazuto	2506.21
2	White	Win	Tachi Masaya	2465.09
3	Black	Win	Matsui Tsunehiro	2097.44
13th All Japan Championship
Date	2018-01-28		Rating	2441.63
Round	Color	Result	Opponent
1	Black	Draw	Ishitani Shin-ichi	2336.30
2	White	Win	Miyamoto Syunju	2193.30
3	White	Loss	Okabe Hiroshi	2626.03
4	White	Win	Sato Kiyotomi	2359.30
5	White	Loss	Kamiya Shunsuke	2708.43
6	White	Loss	Nakayama Tomoharu	2748.94
49 Kyoto Classified Tournament
Date	2017-11-12		Rating	2449.54
Round	Color	Result	Opponent
S1	White	Win	Nishida Toshio	2001.50
S2	White	Win	Hasegawa Kazuto	2514.74
S3	Black	Loss	Kawamura Norihiko	2560.55
S4	White	Win	Hata Masayuki	2118.15
S5	White	Win	Ishitani Shin-ichi	2320.37
13 Kansai Championship 1st round
Date	2017-10-22		Rating	2450.49
Round	Color	Result	Opponent
1	Black	Win	Matsui Tsunehiro	2105.82
3	White	Draw	Tachi Masaya	2462.87
4	Black	Loss	Sakamoto Hirouji	2204.09
5	White	Loss	Kawamura Norihiko	2559.28
55 Meijinsen Tournament
Date	2017-09-18		Rating	2454.60
Round	Color	Result	Opponent
1	White	Loss	Kamiya Shunsuke	2707.68
2	White	Loss	Nakayama Tomoharu	2743.94
3	Black	Loss	Okabe Hiroshi	2631.24
4	White	Win	Tamada Yoichi	2424.38
5	Black	Win	Maruyama Yasushi	2212.48
6	Black	Win	Hasegawa Kazuto	2518.05
7	White	Win	Matsuura Hiroshi	2262.13
8	White	Win	Kawano Takahisa	2341.06
9	Black	Loss	Sato Kiyotomi	2375.31
55 Meijinsen Qualification Kansai area 2nd round
Date	2017-06-18		Rating	2461.56
Round	Color	Result	Opponent
1	White	Win	Tachi Masaya	2459.50
2	White	Win	Kawamura Norihiko	2543.23
3	White	Win	Hasegawa Kazuto	2527.88
12th All Japan Championship
Date	2017-03-26		Rating	2457.28
Round	Color	Result	Opponent
1	Black	Draw	Maruta Koji	2076.65
2	White	Loss	Ishitani Shin-ichi	2317.53
3	White	Win	Kusajima Masato	2207.75
4	White	Loss	Tamada Yoichi	2456.77
5	Black	Draw	Miyamoto Syunju	2174.56
6	White	Win	Ono Takayuki	2289.59
12 Kansai Championship 2nd round
Date	2017-02-19		Rating	2459.28
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2200.43
2	White	Draw	Hasegawa Kazuto	2542.03
ex	White	Loss	Hasegawa Kazuto	2542.03
48 Kyoto Classified Tournament
Date	2016-11-13		Rating	2465.50
Round	Color	Result	Opponent
SS1	Black	Loss	Kawamura Norihiko	2537.44
SS2	White	Win	Hata Masayuki	2124.56
SS4	Black	Loss	Hasegawa Kazuto	2551.23
SS5	Black	Draw	Okabe Hiroshi	2626.42
54 Meijinsen Tournament
Date	2016-09-19		Rating	2470.77
Round	Color	Result	Opponent
1	Black	Draw	Nakayama Tomoharu	2692.71
2	White	Win	Maruyama Yasushi	2220.42
3	White	Loss	Okabe Hiroshi	2631.37
4	Black	Draw	Koyama Jun	2532.24
5	Black	Win	Matsuura Hiroshi	2284.62
6	White	Draw	Kamiya Shunsuke	2666.32
7	Black	Win	Kuga Akio	2279.90
8	White	Loss	Hasegawa Kazuto	2552.17
9	Black	Win	Tanaka Toshiki	2376.23
54 Meijinsen Qualification Kansai area 2nd round
Date	2016-06-19		Rating	2472.64
Round	Color	Result	Opponent
1	Black	Win	Matsui Tsunehiro	2129.08
2	White	Loss	Tanaka Toshiki	2381.74
3	White	Win	Tachi Masaya	2412.36
54 Meijinsen Qualification Kansai area 1st round
Date	2016-05-15		Rating	2473.59
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2207.44
2	White	Win	Tachi Masaya	2407.97
3	Black	Win	Matsui Tsunehiro	2132.00
4	White	Win	Kawamura Norihiko	2531.02
Team World Championship
Date	2016-05-04		Rating	2472.84
Round	Color	Result	Opponent
2	Black	Loss	Pajuste Renee	2550.19
3	Black	Draw	Eriksson Bjorn	2209.58
4	Black	Loss	Sushkov Vladimir	2767.55
5	White	Win	Makarov Pavel	2521.51
6	White	Win	Chen Xin	2336.02
7	Black	Win	Feng Sheng-Yu	2014.58
9	White	Win	Lohmus Kristofer	2176.19
11 Kansai Championship Final match
Date	2016-04-03		Rating	2470.17
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2671.51
2	Black	Loss	Oosumi Yuuki	2671.51
3	White	Loss	Oosumi Yuuki	2671.51
11 Kansai Championship 2nd round
Date	2016-03-20		Rating	2468.67
Round	Color	Result	Opponent
1	Black	Win	Kashihara Akihiko	2265.80
2	Black	Win	Tachi Masaya	2404.57
3	White	Win	Sakamoto Hirouji	2205.62
11th All Japan Championship
Date	2016-01-11		Rating	2457.04
Round	Color	Result	Opponent
1	White	Win	Suzuki Rin	1884.42
2	White	Loss	Nakamura Shigeru	2842.80
3	Black	Win	Mano Yoshihisa	2280.97
4	White	Loss	Nakamura Souta	2223.58
5	White	Loss	Okabe Hiroshi	2634.67
6	White	Loss	Ishitani Shin-ichi	2324.66
53 Meijinsen Tournament
Date	2015-09-22		Rating	2451.00
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2691.91
2	White	Win	Kawamura Norihiko	2542.62
3	Black	Loss	Nakayama Tomoharu	2680.00
4	Black	Loss	Matsuura Hiroshi	2319.17
5	White	Draw	Tamada Yoichi	2492.22
6	White	Draw	Ishitani Shin-ichi	2323.10
7	White	Draw	Koyama Jun	2546.20
8	Black	Win	Okabe Hiroshi	2638.15
9	Black	Loss	Hasegawa Kazuto	2579.01
53 Meijinsen Qualification Kansai area 2nd round
Date	2015-06-21		Rating	2446.11
Round	Color	Result	Opponent
1	Black	Loss	Kawamura Norihiko	2555.36
2	White	Loss	Hasegawa Kazuto	2574.96
3	White	Win	Koiso Shigemasa	2098.70
53 Meijinsen Qualification Kansai area 1st round
Date	2015-05-17		Rating	2445.71
Round	Color	Result	Opponent
1	White	Draw	Tachi Masaya	2405.52
2	White	Win	Sakamoto Hirouji	2207.80
3	White	Win	Miyagawa Junzo	2166.79
4	Black	Draw	Kawamura Norihiko	2557.71
10 Kansai Championship final match
Date	2015-03-15		Rating	2442.78
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2719.08
2	Black	Loss	Oosumi Yuuki	2719.08
10 Kansai Championship 2nd round
Date	2015-02-15		Rating	2442.19
Round	Color	Result	Opponent
1	Black	Draw	Tachi Masaya	2401.41
2	Black	Win	Sakamoto Hirouji	2213.86
3	Black	Win	Miyagawa Junzo	2163.49
46 Kyoto Classified Tournament
Date	2014-11-09		Rating	2437.78
Round	Color	Result	Opponent
S1	Black	Win	Matsuo Toshiko	1855.53
S2	Black	Win	Sakamoto Hirouji	2220.67
S3	White	Draw	Okabe Hiroshi	2661.00
S4	White	Loss	Oosumi Yuuki	2732.37
S5	White	Loss	Kawamura Norihiko	2569.86
52 Meijinsen Tournament
Date	2014-09-15		Rating	2435.03
Round	Color	Result	Opponent
1	Black	Loss	Hasegawa Kazuto	2565.84
2	Black	Loss	Matsuura Hiroshi	2299.06
3	White	Loss	Oosumi Yuuki	2736.34
4	Black	Loss	Nakayama Tomoharu	2635.48
5	White	Loss	Sato Kiyotomi	2403.02
6	Black	Draw	Okabe Hiroshi	2663.88
7	Black	Loss	Tamada Yoichi	2480.17
8	Black	Draw	Kashihara Akihiko	2265.83
9	Black	Loss	Fukui Nobuhiro	2535.99
52 Meijinsen Qualification Kansai area 2nd round
Date	2014-06-15		Rating	2448.71
Round	Color	Result	Opponent
1	White	Win	Miyagawa Junzo	2142.06
2	Black	Win	Sakamoto Hirouji	2226.70
3	White	Loss	Kashihara Akihiko	2267.06
52 Meijinsen Qualification Kansai area 1st round
Date	2014-05-18		Rating	2453.66
Round	Color	Result	Opponent
1	White	Win	Koiso Shigemasa	2093.82
2	Black	Win	Miyagawa Junzo	2141.46
3	White	Win	Kashihara Akihiko	2265.46
4	Black	Draw	Sakamoto Hirouji	2227.37
Team World Championship
Date	2014-05-03		Rating	2456.06
Round	Color	Result	Opponent
1	Black	Win	Ono Takayuki	2303.07
3	Black	Draw	Hõbemägi Martin	2541.74
4	Black	Win	Epifanov Dmitry	2595.06
6	Black	Win	Ono Takayuki	2303.07
8	Black	Loss	Hõbemägi Martin	2541.74
9	White	Loss	Chingin Konstantin	2777.06
9th Kansai Championship final match
Date	2014-04-06		Rating	2458.62
Round	Color	Result	Opponent
1	White	Draw	Oosumi Yuuki	2737.68
2	White	Win	Oosumi Yuuki	2737.68
3	Black	Loss	Oosumi Yuuki	2737.68
4	Black	Loss	Oosumi Yuuki	2737.68
9th Kansai Championship 2nd round
Date	2014-02-16		Rating	2460.24
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2226.09
3	Black	Win	Hasegawa Kazuto	2547.52
9th All Japan Championship
Date	2014-01-26		Rating	2459.64
Round	Color	Result	Opponent
1	White	Win	Miyagawa Junzo	2134.92
2	White	Draw	Oosumi Yuuki	2742.84
3	Black	Win	Sato Kiyotomi	2385.84
4	White	Win	Nakayama Tomoharu	2595.33
5	Black	Loss	Okabe Hiroshi	2672.76
6	Black	Win	Ono Takayuki	2302.80
45 Kyoto Classified Tournament
Date	2013-11-10		Rating	2448.23
Round	Color	Result	Opponent
S1	Black	Win	Kawano Takahisa	2298.00
S2	White	Loss	Hasegawa Kazuto	2542.56
S3	White	Win	Sandstrom Richard	2301.98
S4	Black	Loss	Fukui Nobuhiro	2516.52
S5	White	Win	Ishitani Shin-ichi	2347.09
9th Kansai Championship 1st round
Date	2013-10-27		Rating	2445.96
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2227.36
2	Black	Win	Watanabe Nobuo	1964.35
3	White	Win	Kubo Izumi	2031.44
4	White	Win	Kon Akira	1923.49
51 Meijinsen Qualification Kansai area 2nd round
Date	2013-06-16		Rating	2420.36
Round	Color	Result	Opponent
1	White	Draw	Hata Masayuki	2181.86
2	White	Loss	Hasegawa Kazuto	2533.59
3	Black	Win	Matsui Tsunehiro	2117.58
ex	Black	Loss	Hata Masayuki	2181.86
51 Meijinsen Qualification Kansai area 1st round
Date	2013-05-19		Rating	2417.65
Round	Color	Result	Opponent
1	Black	Loss	Hata Masayuki	2181.77
2	Black	Win	Sakamoto Hirouji	2224.98
3	Black	Win	Kubo Izumi	2022.71
4	Black	Win	Matsui Tsunehiro	2117.79
5	Black	Win	Koiso Shigemasa	2086.97
8th All Japan Championship
Date	2013-03-24		Rating	2412.96
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Junzo	2147.90
2	White	Win	Ishitani Shin-ichi	2308.85
3	Black	Loss	Nakamura Shigeru	2788.61
4	White	Loss	Okabe Hiroshi	2651.18
5	Black	Draw	Kamiya Shunsuke	2460.50
6	Black	Draw	Sato Kiyotomi	2363.13
8th Kansai Championship 2nd round
Date	2013-02-17		Rating	2409.44
Round	Color	Result	Opponent
1	White	Win	Takahashi Roi	2113.60
2	White	Win	Miyagawa Junzo	2147.60
3	White	Loss	Hasegawa Kazuto	2523.74
ex	White	Loss	Hasegawa Kazuto	2523.74
44 Kyoto Classified Tournament
Date	2012-11-11		Rating	2402.12
Round	Color	Result	Opponent
S1	White	Loss	Kudomi Takahiro	2339.49
S2	White	Win	Tamura Kazumasa	2447.70
S3	White	Draw	Ono Takayuki	2345.52
S4	White	Loss	Ishitani Shin-ichi	2298.95
8th Kansai Championship 1st round
Date	2012-10-08		Rating	2401.48
Round	Color	Result	Opponent
1	White	Win	Takahashi Roi	2108.06
2	White	Win	Miyagawa Junzo	2146.51
3	White	Loss	Hasegawa Kazuto	2511.54
4	White	Win	Koiso Shigemasa	2095.11
5	White	Win	Kon Akira	1934.56
50th Meijinsen Tournament
Date	2012-09-17		Rating	2400.76
Round	Color	Result	Opponent
1	White	Win	Ono Takayuki	2349.86
2	White	Loss	Nakayama Tomoharu	2547.78
3	Black	Loss	Yamaguchi Yusui	2561.33
4	Black	Loss	Nagasoe Hiroki	2451.29
5	White	Loss	Fukui Nobuhiro	2462.11
6	Black	Loss	Nakamura Shigeru	2796.47
7	White	Loss	Okabe Hiroshi	2633.49
8	Black	Win	Hasegawa Kazuto	2509.94
9	White	Loss	Matsuura Hiroshi	2286.81
50 Meijinsen Qualification Kansai area 2nd round
Date	2012-06-17		Rating	2406.51
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2253.58
2	White	Loss	Kise Katsumi	2470.82
3	Black	Win	Hasegawa Kazuto	2504.09
7th Kansai Championship 2nd round
Date	2012-02-19		Rating	2409.35
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2257.79
2	White	Win	Hata Masayuki	2158.94
3	Black	Loss	Kise Katsumi	2474.20
7th All Japan Championship
Date	2012-01-29		Rating	2409.73
Round	Color	Result	Opponent
1	Black	Win	Tada Ayako	2211.62
2	Black	Win	Mitsumori Masao	2298.09
3	White	Win	Sakamoto Hirouji	2260.15
4	White	Draw	Nakayama Tomoharu	2524.51
5	White	Loss	Nakamura Shigeru	2790.96
6	White	Loss	Kudomi Takahiro	2342.90
43 Kyoto Classified Tournament
Date	2011-11-13		Rating	2409.13
Round	Color	Result	Opponent
S1	White	Loss	Sakamoto Hirouji	2266.37
S2	White	Loss	Okumura Toyohiko	2273.62
S3	White	Loss	Mano Yoshihisa	2183.77
S4	Black	Win	Doi Manabu	2003.98
S5	White	Win	Kubo Izumi	2031.65
49th Meijinsen Tournament
Date	2011-09-19		Rating	2416.77
Round	Color	Result	Opponent
1	Black	Win	Sakashita Shoichi	2079.01
2	White	Win	Kashihara Akihiko	2195.99
3	Black	Loss	Matsuura Hiroshi	2295.26
4	Black	Draw	Nakayama Tomoharu	2503.27
5	Black	Draw	Hasegawa Kazuto	2491.87
6	Black	Win	Kubo Izumi	2036.97
7	Black	Loss	Okabe Hiroshi	2625.39
8	White	Loss	Yamaguchi Yusui	2559.53
9	White	Win	Miyoshi Takeo	2096.22
World Championship BT
Date	2011-08-06		Rating	2424.17
Round	Color	Result	Opponent
1	White	Loss	Nikonov Konstantin	2555.23
2	White	Win	Rachitskaya Viktoria	2193.21
3	Black	Win	Staub Rain	1862.57
4	White	Win	Ono Takayuki	2330.26
5	White	Loss	Pajuste Renee	2401.12
6	Black	Win	Hõbemägi Martin	2339.71
7	Black	Win	Karasyov Maxim	2556.43
8	White	Win	Nakayama Tomoharu	2497.03
9	White	Draw	Potapov Alexey	2534.45
49 Meijinsen Qualification Kansai area 2nd round
Date	2011-06-19		Rating	2426.62
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2042.09
2	Black	Draw	Kashihara Akihiko	2192.68
3	White	Win	Kise Katsumi	2468.27
6th All Japan Championship
Date	2011-03-27		Rating	2428.62
Round	Color	Result	Opponent
1	White	Win	Miyoshi Takeo	2083.90
2	White	Win	Kon Akira	1948.61
3	White	Draw	Hasegawa Kazuto	2519.01
4	White	Loss	Okabe Hiroshi	2615.58
5	White	Loss	Tamada Yoichi	2429.14
6	White	Win	Kawano Takahisa	2282.01
6th Kansai Championship final match
Date	2011-03-20		Rating	2428.86
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2657.57
2	White	Loss	Oosumi Yuuki	2657.57
48th Meijinsen Tournament
Date	2010-09-20		Rating	2440.81
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2253.63
2	White	Win	Tamada Yoichi	2413.33
3	Black	Win	Matsuura Hiroshi	2279.60
4	White	Draw	Okabe Hiroshi	2608.20
5	White	Draw	Kawano Takahisa	2259.96
6	White	Win	Ishitani Shin-ichi	2313.34
7	Black	Loss	Yamaguchi Yusui	2506.66
8	White	Win	Koiso Shigemasa	2096.46
9	White	Loss	Oosumi Yuuki	2624.97
Team World Championship
Date	2010-05-05		Rating	2442.10
Round	Color	Result	Opponent
3	White	Win	Artemyev Sergey	2535.61
4	Black	Loss	Purk Andry	2576.08
5	Black	Win	Väljataga Paul	2330.83
7	White	Win	Eibatov Nizami	2267.51
10	White	Loss	Sumarokov Evgeny	2464.10
5th Kansai Championship final match
Date	2010-03-28		Rating	2441.16
Round	Color	Result	Opponent
1	White	Win	Oosumi Yuuki	2584.32
2	White	Win	Oosumi Yuuki	2584.32
5th All Japan Championship
Date	2010-03-21		Rating	2440.27
Round	Color	Result	Opponent
1	White	Win	Tadokoro Hosai	1871.34
2	Black	Loss	Nakamura Shigeru	2753.40
3	Black	Win	Maruta Hiroki	2034.68
4	White	Win	Kim Chang-Su	2007.69
5	Black	Loss	Yamaguchi Yusui	2494.49
6	White	Loss	Shimoyama Takuma	2192.13
5th Kansai Championship 3rd round
Date	2010-02-14		Rating	2438.83
Round	Color	Result	Opponent
1	Black	Win	Hata Masayuki	2099.44
2	White	Win	Hasegawa Kazuto	2585.57
3	White	Win	Sagara Takashi	2389.02
13th Mikami Cup Tournament
Date	2010-01-31		Rating	2436.95
Round	Color	Result	Opponent
S1	Black	Win	Suzuki Junichiro	1871.01
S2	White	Loss	Nakamura Shigeru	2753.09
S3	Black	Loss	Kataoka Mitsuaki	2154.36
S4	White	Draw	Nagao Noriaki	2335.93
S5	Black	Win	Ono Takayuki	2313.95
5th Kansai Championship 2nd round
Date	2009-11-15		Rating	2430.91
Round	Color	Result	Opponent
1	Black	Loss	Koiso Shigemasa	2101.58
2	Black	Win	Sakamoto Hirouji	2220.99
3	Black	Win	Kon Akira	1925.50
4	Black	Win	Miyagawa Junzo	2136.10
41 Kyoto Classified Tournament
Date	2009-11-08		Rating	2430.59
Round	Color	Result	Opponent
S1	Black	Loss	Hasegawa Kazuto	2594.45
S2	White	Win	Sakamoto Hirouji	2220.28
S3	White	Win	Kudomi Takahiro	2301.35
S4	White	Win	Okabe Hiroshi	2584.42
S5	Black	Loss	Okumura Toyohiko	2285.66
47th Meijinsen tournament
Date	2009-09-22		Rating	2427.43
Round	Color	Result	Opponent
1	White	Win	Tamura Kazumasa	2427.26
2	White	Win	Yamaguchi Yusui	2480.77
3	Black	Loss	Kawamura Norihiko	2550.94
4	Black	Win	Kataoka Mitsuaki	2145.67
5	White	Loss	Oosumi Yuuki	2565.83
6	White	Draw	Ishitani Shin-ichi	2291.00
7	White	Win	Matsuura Hiroshi	2245.75
8	White	Loss	Okabe Hiroshi	2580.86
9	White	Win	Sakamoto Hirouji	2214.49
The 6th Shanghai Renju Meijin Invitation Tournament
Date	2009-05-03		Rating	2411.48
Round	Color	Result	Opponent
1	White	Draw	Oosumi Yuuki	2559.43
2	Black	Loss	Gu Wei	2453.90
3	Black	Loss	Li Yi	2606.14
4	Black	Loss	Yu Manjiang	2442.82
5	Black	Win	Xu Bin	2140.12
6	White	Win	Mitsumori Masao	2277.22
7	White	Draw	Isobe Taizan	2335.21
4th All Japan Championship
Date	2009-03-21		Rating	2408.43
Round	Color	Result	Opponent
1	Black	Win	Iwano Fumio	2140.39
2	White	Loss	Tamura Kazumasa	2423.49
3	Black	Loss	Tamada Yoichi	2259.39
4	Black	Win	Tanizaki Ryusuke	2039.01
5	White	Win	Sakamoto Hirouji	2204.53
6	White	Draw	Ishitani Shin-ichi	2292.38
4 Kansai Championship 3rd round
Date	2009-02-15		Rating	2408.10
Round	Color	Result	Opponent
1	White	Loss	Tamura Kazumasa	2417.01
2	Black	Loss	Oosumi Yuuki	2551.12
3	Black	Loss	Takashima Junya	2425.57
4th Kansai Championship, 2nd round
Date	2008-11-16		Rating	2415.78
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2196.07
2	Black	Win	Miyagawa Junzo	2151.84
3	White	Draw	Tamura Kazumasa	2401.58
4	White	Loss	Takashima Junya	2424.65
46th Meijinsen Tournament
Date	2008-09-15		Rating	2421.51
Round	Color	Result	Opponent
1	White	Win	Matsuura Hiroshi	2204.37
2	Black	Win	Oosumi Yuuki	2511.29
3	Black	Loss	Okabe Hiroshi	2569.44
4	Black	Win	Yamaguchi Yusui	2479.55
5	Black	Win	Kataoka Mitsuaki	2115.08
6	Black	Win	Hata Masayuki	2185.13
7	White	Loss	Sato Kiyotomi	2307.12
8	Black	Draw	Ishitani Shin-ichi	2279.87
9	Black	Loss	Kawamura Norihiko	2563.84
46th Meijinsen Qualification Kansai area 2nd round
Date	2008-06-15		Rating	2427.80
Round	Color	Result	Opponent
1	Black	Draw	Miyagawa Junzo	2160.97
2	Black	Win	Sakamoto Hirouji	2198.87
3	White	Loss	Hata Masayuki	2196.92
Team World Championship
Date	2008-05-02		Rating	2433.76
Round	Color	Result	Opponent
1	Black	Draw	Laube Pavel	2374.67
2	White	Win	Artemyev Sergey	2544.96
3	Black	Win	Cao Dong	2586.99
4	White	Loss	Karlsson Stefan	2498.67
5	White	Loss	Sushkov Vladimir	2660.23
7	Black	Win	Taimla Tunnet	2690.07
8	White	Draw	Saarenpää Samuli	2325.70
9	Black	Win	Piddubny Konstantin	2164.83
3rd Kansai Championship 3rd round
Date	2008-01-13		Rating	2436.44
Round	Color	Result	Opponent
1	White	Win	Takagawa Teiji	2166.24
2	White	Win	Tamura Kazumasa	2350.66
3	White	Loss	Oosumi Yuuki	2480.38
The 45th Meijin-sen Tournament
Date	2007-09-17		Rating	2438.30
Round	Color	Result	Opponent
1	White	Loss	Isobe Taizan	2321.80
2	Black	Loss	Miyoshi Takeo	2183.62
3	Black	Loss	Okabe Hiroshi	2518.76
4	White	Win	Matsuura Hiroshi	2181.81
5	White	Win	Kawamura Norihiko	2541.32
6	Black	Win	Sato Kiyotomi	2258.90
7	Black	Win	Hiwatashi Kikuma	1807.89
8	White	Draw	Oosumi Yuuki	2459.74
9	White	Win	Yamaguchi Yusui	2531.77
World Championship AT
Date	2007-08-15		Rating	2439.02
Round	Color	Result	Opponent
1	White	Draw	Oll Aivo	2562.55
2	Black	Loss	Okabe Hiroshi	2512.76
3	Black	Loss	Yamaguchi Yusui	2533.97
4	White	Loss	Wu Di	2608.78
5	Black	Loss	Taimla Tunnet	2660.44
6	Black	Win	Kozhin Mikhail	2500.09
7	Black	Loss	Sushkov Vladimir	2654.09
8	White	Loss	Savrasova Yulia	2571.08
9	White	Win	Purk Andry	2532.24
10	White	Draw	Chingin Konstantin	2686.34
11	White	Loss	Karlsson Stefan	2503.21
World Championship QT
Date	2007-08-08		Rating	2439.44
Round	Color	Result	Opponent
1	Black	Win	Ishitani Shin-ichi	2257.74
2	White	Win	Poghosyan Albert	2298.36
3	White	Draw	Okabe Hiroshi	2512.10
4	Black	Win	Jonsson Peter	2257.33
5	Black	Win	Qiu Yunfei	2398.58
6	White	Win	Lin Huang-Yu	2443.89
7	White	Win	Andersson Tord	2265.40
45th Meijinsen Qualification Kansai area final round
Date	2007-06-17		Rating	2434.26
Round	Color	Result	Opponent
1	Black	Win	Hata Masayuki	2192.93
2	Black	Loss	Sakamoto Hirouji	2196.39
3	Black	Win	Oosumi Yuuki	2433.03
2nd All Japan Championship (WC Qualification)
Date	2007-03-25		Rating	2426.51
Round	Color	Result	Opponent
1	Black	Loss	Ono Takayuki	2292.96
2	Black	Win	Tanizaki Ryusuke	2047.86
4	White	Loss	Isobe Taizan	2312.21
2nd Kansai Championship, Final Match
Date	2007-03-18		Rating	2426.51
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2650.60
2	Black	Loss	Hasegawa Kazuto	2650.60
2nd Kansai Championship 3rd round
Date	2007-01-14		Rating	2428.53
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2385.40
2	White	Win	Sagara Takashi	2393.13
3	Black	Draw	Takashima Junya	2392.51
2nd Kansai Championship 2nd round
Date	2006-10-15		Rating	2425.79
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2361.65
2	Black	Win	Doi Manabu	2007.11
3	Black	Win	Ozawa Tetsushi	2032.87
4	Black	Win	Takagawa Teiji	2202.24
The 44th Meijin-sen Tournament
Date	2006-09-18		Rating	2425.38
Round	Color	Result	Opponent
1	White	Draw	Nagao Noriaki	2227.26
2	White	Loss	Okabe Hiroshi	2480.52
3	Black	Loss	Kawamura Norihiko	2567.48
4	White	Loss	Yamaguchi Yusui	2512.25
5	Black	Win	Ishitani Shin-ichi	2240.75
6	Black	Win	Oosumi Yuuki	2353.45
7	Black	Win	Fujii Naoki	1976.56
8	White	Win	Matsuura Hiroshi	2183.77
9	White	Win	Sato Kiyotomi	2278.09
Asian Championship
Date	2006-08-15		Rating	2425.21
Round	Color	Result	Opponent
1	White	Draw	Kashihara Akihiko	2220.70
2	Black	Win	Lee Jo-Sub	2285.20
3	Black	Win	Oosumi Yuuki	2345.14
4	White	Draw	Yamaguchi Yusui	2508.76
5	Black	Win	Park Jeong Ho	2308.93
6	Black	Loss	Kim Chang-Hoon	2451.31
7	Black	Win	Ishitani Shin-ichi	2241.16
8	White	Loss	Okabe Hiroshi	2478.33
Meijin-sen Qual, Kansai-Hokuriku area final round
Date	2006-06-18		Rating	2423.81
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2333.82
2	White	Win	Takashima Junya	2377.33
3	White	Win	Hata Masayuki	2200.91
Meijin-sen Qual, Kansai area 1st round
Date	2006-05-14		Rating	2420.31
Round	Color	Result	Opponent
1	White	Win	Okuda Shingo	1859.70
2	White	Win	Hata Masayuki	2201.35
3	Black	Win	Takagawa Teiji	2211.67
4	Black	Win	Matsui Tsunehiro	2123.63
Team World Championship
Date	2006-05-05		Rating	2418.98
Round	Color	Result	Opponent
1	White	Loss	Pellikka Marko	2225.65
2	White	Loss	Andersson Tord	2251.24
3	White	Draw	Oll Aivo	2545.52
4	Black	Win	Skuridin Alexey	2332.62
5	Black	Win	Ge Lingfeng	2302.87
6	White	Loss	Savrasova Yulia	2542.10
7	White	Win	Sulane Sander	2018.68
F1	White	Loss	Gaulitz Joachim	2368.76
F2	White	Win	Andersson Tord	2251.24
1st Kansai Championship 2nd round
Date	2005-10-16		Rating	2405.98
Round	Color	Result	Opponent
1	Black	Win	Adachi Yasuhiro	1758.33
2	Black	Win	Hata Masayuki	2188.45
3	White	Draw	Takagawa Teiji	2224.10
4	Black	Loss	Hasegawa Kazuto	2613.66
World Championship QT
Date	2005-07-31		Rating	2402.29
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2297.81
4	Black	Win	Kozhin Mikhail	2475.91
5	Black	Draw	Yamaguchi Yusui	2460.83
6	White	Loss	Sushkov Vladimir	2594.91
7	White	Win	Ilu Timo	2416.11
43rd Meijinsen Qualification: Kansai area 1st round
Date	2005-05-08		Rating	2390.08
Round	Color	Result	Opponent
1	White	Win	Matsui Tsunehiro	2129.32
2	Black	Win	Iwata Akihisa	2142.69
3	White	Loss	Takashima Junya	2337.46
4	Black	Loss	Tamura Kazumasa	2312.04
The 42nd Meijin-sen Tournament
Date	2004-09-20		Rating	2370.48
Round	Color	Result	Opponent
1	White	Win	Okabe Hiroshi	2420.70
2	White	Loss	Kawamura Norihiko	2592.01
3	Black	Win	Sakashita Shoichi	2114.99
4	White	Loss	Ishitani Shin-ichi	2259.64
5	White	Loss	Hasegawa Kazuto	2572.28
6	White	Win	Saito Koji	2075.22
7	Black	Loss	Sakamoto Hirouji	2146.92
8	White	Loss	Matsuura Hiroshi	2245.35
9	White	Win	Takagawa Teiji	2234.59
Team World Championship
Date	2004-05-05		Rating	2372.46
Round	Color	Result	Opponent
1	Black	Loss	Karlsson Stefan	2427.09
2	White	Win	Degtyar Felix	1979.80
3	Black	Loss	Meritee Ando	2725.77
4	White	Win	Khramov Andrey	2172.17
6	Black	Win	Piddubny Konstantin	2085.20
7	Black	Loss	Salnikov Pavel	2463.07
8	Black	Loss	Kareyev Vladislav	2494.75
9	Black	Draw	Sushkov Vladimir	2574.27
41st Meijin-sen Tournament
Date	2003-09-15		Rating	2384.18
Round	Color	Result	Opponent
1	White	Win	Matsuura Hiroshi	2252.06
2	White	Win	Miyagawa Junzo	2083.61
3	White	Win	Takashima Junya	2199.33
4	White	Loss	Kuga Akio	2263.82
5	White	Loss	Hasegawa Kazuto	2535.01
6	Black	Win	Kudomi Takahiro	2282.17
7	White	Win	Ishitani Shin-ichi	2260.09
8	White	Win	Isobe Taizan	2211.48
9	White	Win	Okabe Hiroshi	2397.43
World Championship AT
Date	2003-08-08		Rating	2382.59
Round	Color	Result	Opponent
1	White	Draw	Yamaguchi Yusui	2470.35
2	White	Loss	Taimla Tunnet	2571.46
3	White	Draw	Okabe Hiroshi	2396.30
4	White	Loss	Chingin Konstantin	2600.09
5	White	Loss	Meritee Ando	2710.84
6	White	Loss	Sinyov Igor	2483.88
7	White	Draw	Karlsson Stefan	2425.48
8	White	Win	Gaulitz Joachim	2312.74
9	White	Win	Andersson Tord	2265.37
10	Black	Win	Carlsson Martin	2275.49
11	Black	Loss	Sushkov Vladimir	2578.10
World Championship QT
Date	2003-07-31		Rating	2382.21
Round	Color	Result	Opponent
1	Black	Win	Mitsumori Masao	2238.68
2	White	Draw	Karasyov Maxim	2396.44
3	White	Draw	Yamaguchi Yusui	2471.26
4	White	Win	Chang Yi-Feng	2284.07
5	White	Win	Ishitani Shin-ichi	2259.96
6	White	Win	Eibatov Nizami	2280.05
7	White	Draw	Sushkov Vladimir	2577.60
40th Meijin-sen Tournament
Date	2002-09-16		Rating	2325.52
Round	Color	Result	Opponent
1	Black	Loss	Takagawa Teiji	2246.78
2	Black	Loss	Ishitani Shin-ichi	2262.00
3	Black	Win	Okabe Hiroshi	2341.06
4	White	Draw	Isobe Taizan	2224.77
5	White	Loss	Hasegawa Kazuto	2518.50
6	White	Loss	Yamaguchi Yusui	2486.52
7	Black	Win	Nishimura Toshio	2221.95
8	Black	Win	Kudomi Takahiro	2293.14
9	Black	Win	Matsuura Hiroshi	2193.04
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date	2002-06-16		Rating	2310.66
Round	Color	Result	Opponent
1	White	Win	Miyagawa Sou	1866.65
2	Black	Win	Sakamoto Hirouji	2140.53
3	White	Win	Ikeshima Wakio	1873.93
4	Black	Draw	Miyagawa Junzo	2077.58
5	Black	Draw	Takagawa Teiji	2246.16
Team World Championship
Date	2002-05-03		Rating	2303.44
Round	Color	Result	Opponent
1	Black	Loss	Taimla Tunnet	2448.29
2	Black	Loss	Dvoeglazov Vladimir	2251.39
3	Black	Win	Drozd Olexandr	2153.74
4	White	Loss	Carlsson Martin	2210.07
5	Black	Loss	Gardstrom Petter	2380.77
6	White	Win	Lee Yun-Sub	1971.96
7	White	Loss	Semyonov Vladimir	2296.04
8	White	Loss	Carlsson Martin	2210.07
9	White	Win	Carlsson Martin	2210.07
The 39th Meijin-sen Tournament
Date	2001-09-24		Rating	2304.02
Round	Color	Result	Opponent
1	White	Loss	Kudomi Takahiro	2296.84
2	Black	Win	Hayakawa Yoshimi	2349.27
3	White	Win	Takagawa Teiji	2242.57
4	White	Win	Maruyama Yasushi	2110.01
5	White	Draw	Yamaguchi Yusui	2455.86
6	White	Loss	Nishimura Toshio	2244.93
7	White	Win	Matsuura Hiroshi	2175.04
8	White	Loss	Nara Hideki	2458.95
9	White	Loss	Hasegawa Kazuto	2504.57
World Championship BT
Date	2001-08-12		Rating	2303.73
Round	Color	Result	Opponent
1	White	Win	Tatsutomi Hiroyuki	2077.49
2	Black	Win	Chernov Sergey	2205.98
3	Black	Win	Ono Takayuki	2161.36
4	White	Loss	Hasegawa Kazuto	2504.22
5	White	Win	Khramov Andrey	2139.14
6	White	Win	Sakamoto Hirouji	2155.44
7	White	Loss	Kusajima Masato	2249.62
8	White	Win	Kudomi Takahiro	2294.33
32-nd Kyoto Classified - Special class
Date	2000-11-12		Rating	2278.97
Round	Color	Result	Opponent
1	White	Loss	Nara Hideki	2480.81
2	Black	Win	Sakamoto Hirouji	2159.48
3	Black	Loss	Hasegawa Kazuto	2507.88
4	Black	Win	Koiso Shigemasa	1969.39
38th Meijinsen Tournament
Date	2000-10-01		Rating	2275.07
Round	Color	Result	Opponent
1	White	Win	Fujinami Hisao	2121.28
2	Black	Loss	Kudomi Takahiro	2274.79
3	White	Loss	Hasegawa Kazuto	2508.44
4	White	Loss	Arai Yutaka	2067.36
5	White	Win	Nishizono Norio	2301.15
6	Black	Draw	Hayakawa Yoshimi	2361.34
7	White	Loss	Maruyama Yasushi	2114.58
8	Black	Loss	Nara Hideki	2483.00
9	Black	Win	Kusajima Masato	2223.19
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date	2000-06-19		Rating	2273.50
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2165.27
2	White	Loss	Hayakawa Yoshimi	2373.34
3	White	Win	Takehara Kenji	1772.71
38th Meijinsen Qualification: Kansai area 1st Round
Date	2000-05-21		Rating	2272.97
Round	Color	Result	Opponent
1	White	Win	Tatsutomi Hiroyuki	2058.20
2	White	Loss	Hayakawa Yoshimi	2375.91
3	Black	Win	Matsui Tsunehiro	2164.96
4	White	Win	Iwata Akihisa	2147.24