Iio Yoshihiro (飯尾義弘)

Place: Kobe, Japan

Rating: 2341.13, Rank: 163

First game: 2000-05-21, Last game: 2021-06-20

Top rating: 2485.63 (2016-05-15)

Games: 575, Wins: 289, Draws: 69, Losses: 217

Gy1: 7, Gy2: 32, Gy5: 105

59 Meijinsen Qualification Kansai area 1st round
Date	2021-06-20		Rating	2341.13
Round	Color	Result	Opponent
1	Black	Win	Tanaka Toshiki	2408.27
2	White	Win	Hayashi Shoichi	2136.47
3	White	Draw	Hasegawa Kazuto	2513.42
4	White	Win	Hata Masayuki	2116.74
16 Kansai Championship 2nd round
Date	2021-02-21		Rating	2329.86
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Hirouji	2240.35
2	Black	Loss	Makino Mitsunori	2462.31
3	Black	Loss	Kawamura Norihiko	2597.00
16 Kansai Championship 1st round
Date	2020-10-18		Rating	2328.41
Round	Color	Result	Opponent
1	Black	Loss	Kawamura Norihiko	2600.69
2	Black	Win	Adachi Tomoya	1561.92
3	White	Win	Hayashi Shoichi	2128.40
4	Black	Win	Sakamoto Hirouji	2237.60
5	Black	Loss	Tanaka Shotaro	2149.40
58 Meijinsen Qualification Kansai area 1st round
Date	2020-06-21		Rating	2329.57
Round	Color	Result	Opponent
1	Black	Win	Hata Masayuki	2105.81
2	Black	Loss	Sakamoto Hirouji	2231.81
3	White	Loss	Makino Mitsunori	2395.59
4	White	Win	Kito Shinichi	2095.03
5	White	Loss	Tachi Masaya	2417.45
15 Kansai Championship 2nd round
Date	2020-02-16		Rating	2340.13
Round	Color	Result	Opponent
1	White	Win	Kito Shinichi	2102.64
2	White	Win	Hayashi Shoichi	2124.54
3	Black	Loss	Makino Mitsunori	2344.28
ex	Black	Loss	Makino Mitsunori	2344.28
15th All Japan Championship
Date	2020-01-19		Rating	2343.65
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2114.55
2	Black	Loss	Nakayama Tomoharu	2756.33
3	White	Loss	Makino Mitsunori	2332.03
4	Black	Win	Fujita Maiko	2263.30
5	White	Win	Ishitani Shin-ichi	2307.87
6	White	Loss	Okabe Hiroshi	2644.59
51 Kyoto Classified Tournament
Date	2019-11-04		Rating	2351.53
Round	Color	Result	Opponent
S1	White	Win	Ozawa Tetsushi	1928.47
S2	Black	Loss	Tanaka Toshiki	2427.93
S3	Black	Win	Nishida Toshio	2012.16
S4	White	Loss	Hasegawa Kazuto	2534.80
S5	White	Loss	Kawamura Norihiko	2600.07
14 Kansai Championship final match R3
Date	2019-08-19		Rating	2363.16
Round	Color	Result	Opponent
3	Black	Loss	Hasegawa Kazuto	2533.41
57 Meijinsen Qualification Kansai area 1st round
Date	2019-05-19		Rating	2378.93
Round	Color	Result	Opponent
1	White	Win	Tanaka Toshiki	2425.24
2	White	Loss	Hasegawa Kazuto	2525.75
3	White	Loss	Tachi Masaya	2448.14
4	Black	Win	Matsui Tsunehiro	2106.16
14 Kansai Championship final match
Date	2019-05-06		Rating	2381.12
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2524.68
2	Black	Win	Hasegawa Kazuto	2524.68
14th All Japan Championship
Date	2019-03-31		Rating	2386.15
Round	Color	Result	Opponent
1	White	Win	Maruta Hiroki	2111.87
2	White	Loss	Nakayama Tomoharu	2736.58
3	White	Win	Chigira Makoto	2022.97
4	Black	Loss	Okabe Hiroshi	2623.17
5	Black	Win	Ishitani Shin-ichi	2330.31
6	Black	Loss	Nakamura Shigeru	2906.81
50 Kyoto Classified Tournament
Date	2018-11-11		Rating	2402.25
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2348.91
2	Black	Win	Ozawa Tetsushi	1950.12
3	Black	Loss	Sakamoto Hirouji	2230.60
4	White	Win	Fujita Maiko	2191.96
5	Black	Win	Hayashi Shoichi	2100.90
56 Meijinsen Qualification Kansai area 2nd round
Date	2018-06-17		Rating	2428.50
Round	Color	Result	Opponent
1	Black	Loss	Tachi Masaya	2472.24
2	Black	Loss	Kawamura Norihiko	2584.65
3	Black	Loss	Hasegawa Kazuto	2516.38
12th Team World Championship
Date	2018-05-05		Rating	2439.70
Round	Color	Result	Opponent
1	White	Win	Piik Sander	2211.46
3	White	Win	Jonsson Peter	2246.02
4	White	Loss	Kozhin Mikhail	2589.41
5	White	Loss	Epifanov Dmitry	2592.26
7	Black	Win	Semenov Oleg	2342.45
9	White	Loss	Cao Dong	2705.58
13 Kansai Championship final match
Date	2018-03-18		Rating	2452.01
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2621.37
2	Black	Win	Oosumi Yuuki	2621.37
3	White	Win	Oosumi Yuuki	2621.37
13 Kansai Championship 2nd round
Date	2018-02-18		Rating	2456.74
Round	Color	Result	Opponent
1	White	Win	Hasegawa Kazuto	2517.66
2	White	Win	Tachi Masaya	2479.24
3	Black	Win	Matsui Tsunehiro	2111.30
13th All Japan Championship
Date	2018-01-28		Rating	2458.36
Round	Color	Result	Opponent
1	Black	Draw	Ishitani Shin-ichi	2344.59
2	White	Win	Miyamoto Syunju	2200.48
3	White	Loss	Okabe Hiroshi	2637.11
4	White	Win	Sato Kiyotomi	2369.94
5	White	Loss	Kamiya Shunsuke	2721.61
6	White	Loss	Nakayama Tomoharu	2760.48
49 Kyoto Classified Tournament
Date	2017-11-12		Rating	2465.38
Round	Color	Result	Opponent
S1	White	Win	Nishida Toshio	2013.89
S2	White	Win	Hasegawa Kazuto	2526.38
S3	Black	Loss	Kawamura Norihiko	2573.89
S4	White	Win	Hata Masayuki	2137.08
S5	White	Win	Ishitani Shin-ichi	2328.92
13 Kansai Championship 1st round
Date	2017-10-22		Rating	2466.13
Round	Color	Result	Opponent
1	Black	Win	Matsui Tsunehiro	2119.31
3	White	Draw	Tachi Masaya	2476.52
4	Black	Loss	Sakamoto Hirouji	2219.32
5	White	Loss	Kawamura Norihiko	2572.55
55 Meijinsen Tournament
Date	2017-09-18		Rating	2469.91
Round	Color	Result	Opponent
1	White	Loss	Kamiya Shunsuke	2720.23
2	White	Loss	Nakayama Tomoharu	2755.27
3	Black	Loss	Okabe Hiroshi	2642.37
4	White	Win	Tamada Yoichi	2444.51
5	Black	Win	Maruyama Yasushi	2226.20
6	Black	Win	Hasegawa Kazuto	2529.77
7	White	Win	Matsuura Hiroshi	2284.63
8	White	Win	Kawano Takahisa	2353.95
9	Black	Loss	Sato Kiyotomi	2386.15
55 Meijinsen Qualification Kansai area 2nd round
Date	2017-06-18		Rating	2476.07
Round	Color	Result	Opponent
1	White	Win	Tachi Masaya	2472.61
2	White	Win	Kawamura Norihiko	2556.10
3	White	Win	Hasegawa Kazuto	2539.53
12th All Japan Championship
Date	2017-03-26		Rating	2471.09
Round	Color	Result	Opponent
1	Black	Draw	Maruta Koji	2083.12
2	White	Loss	Ishitani Shin-ichi	2326.55
3	White	Win	Kusajima Masato	2218.33
4	White	Loss	Tamada Yoichi	2474.04
5	Black	Draw	Miyamoto Syunju	2182.38
6	White	Win	Ono Takayuki	2298.52
12 Kansai Championship 2nd round
Date	2017-02-19		Rating	2472.86
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2213.93
2	White	Draw	Hasegawa Kazuto	2553.52
ex	White	Loss	Hasegawa Kazuto	2553.52
48 Kyoto Classified Tournament
Date	2016-11-13		Rating	2478.45
Round	Color	Result	Opponent
SS1	Black	Loss	Kawamura Norihiko	2549.71
SS2	White	Win	Hata Masayuki	2139.98
SS4	Black	Loss	Hasegawa Kazuto	2562.54
SS5	Black	Draw	Okabe Hiroshi	2637.18
54 Meijinsen Tournament
Date	2016-09-19		Rating	2483.39
Round	Color	Result	Opponent
1	Black	Draw	Nakayama Tomoharu	2703.40
2	White	Win	Maruyama Yasushi	2231.12
3	White	Loss	Okabe Hiroshi	2642.05
4	Black	Draw	Koyama Jun	2542.91
5	Black	Win	Matsuura Hiroshi	2302.09
6	White	Draw	Kamiya Shunsuke	2677.53
7	Black	Win	Kuga Akio	2285.32
8	White	Loss	Hasegawa Kazuto	2563.36
9	Black	Win	Tanaka Toshiki	2385.24
54 Meijinsen Qualification Kansai area 2nd round
Date	2016-06-19		Rating	2484.83
Round	Color	Result	Opponent
1	Black	Win	Matsui Tsunehiro	2140.97
2	White	Loss	Tanaka Toshiki	2390.79
3	White	Win	Tachi Masaya	2424.11
54 Meijinsen Qualification Kansai area 1st round
Date	2016-05-15		Rating	2485.63
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2219.54
2	White	Win	Tachi Masaya	2419.61
3	Black	Win	Matsui Tsunehiro	2143.79
4	White	Win	Kawamura Norihiko	2542.80
Team World Championship
Date	2016-05-04		Rating	2484.83
Round	Color	Result	Opponent
2	Black	Loss	Pajuste Renee	2561.80
3	Black	Draw	Eriksson Bjorn	2224.39
4	Black	Loss	Sushkov Vladimir	2779.02
5	White	Win	Makarov Pavel	2533.68
6	White	Win	Chen Xin	2351.25
7	Black	Win	Feng Sheng-Yu	2022.95
9	White	Win	Lohmus Kristofer	2192.18
11 Kansai Championship Final match
Date	2016-04-03		Rating	2482.01
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2682.10
2	Black	Loss	Oosumi Yuuki	2682.10
3	White	Loss	Oosumi Yuuki	2682.10
11 Kansai Championship 2nd round
Date	2016-03-20		Rating	2480.45
Round	Color	Result	Opponent
1	Black	Win	Kashihara Akihiko	2276.80
2	Black	Win	Tachi Masaya	2415.99
3	White	Win	Sakamoto Hirouji	2217.47
11th All Japan Championship
Date	2016-01-11		Rating	2468.52
Round	Color	Result	Opponent
1	White	Win	Suzuki Rin	1891.32
2	White	Loss	Nakamura Shigeru	2852.83
3	Black	Win	Mano Yoshihisa	2289.78
4	White	Loss	Nakamura Souta	2231.99
5	White	Loss	Okabe Hiroshi	2644.95
6	White	Loss	Ishitani Shin-ichi	2334.18
53 Meijinsen Tournament
Date	2015-09-22		Rating	2462.09
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2702.13
2	White	Win	Kawamura Norihiko	2553.84
3	Black	Loss	Nakayama Tomoharu	2690.18
4	Black	Loss	Matsuura Hiroshi	2333.60
5	White	Draw	Tamada Yoichi	2504.16
6	White	Draw	Ishitani Shin-ichi	2332.66
7	White	Draw	Koyama Jun	2556.26
8	Black	Win	Okabe Hiroshi	2648.24
9	Black	Loss	Hasegawa Kazuto	2589.48
53 Meijinsen Qualification Kansai area 2nd round
Date	2015-06-21		Rating	2456.88
Round	Color	Result	Opponent
1	Black	Loss	Kawamura Norihiko	2566.39
2	White	Loss	Hasegawa Kazuto	2585.23
3	White	Win	Koiso Shigemasa	2109.47
53 Meijinsen Qualification Kansai area 1st round
Date	2015-05-17		Rating	2456.35
Round	Color	Result	Opponent
1	White	Draw	Tachi Masaya	2415.88
2	White	Win	Sakamoto Hirouji	2218.42
3	White	Win	Miyagawa Junzo	2176.15
4	Black	Draw	Kawamura Norihiko	2568.66
10 Kansai Championship final match
Date	2015-03-15		Rating	2453.21
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2728.85
2	Black	Loss	Oosumi Yuuki	2728.85
10 Kansai Championship 2nd round
Date	2015-02-15		Rating	2452.53
Round	Color	Result	Opponent
1	Black	Draw	Tachi Masaya	2411.49
2	Black	Win	Sakamoto Hirouji	2224.16
3	Black	Win	Miyagawa Junzo	2172.68
46 Kyoto Classified Tournament
Date	2014-11-09		Rating	2447.80
Round	Color	Result	Opponent
S1	Black	Win	Matsuo Toshiko	1862.00
S2	Black	Win	Sakamoto Hirouji	2230.63
S3	White	Draw	Okabe Hiroshi	2670.31
S4	White	Loss	Oosumi Yuuki	2741.86
S5	White	Loss	Kawamura Norihiko	2580.46
52 Meijinsen Tournament
Date	2014-09-15		Rating	2444.89
Round	Color	Result	Opponent
1	Black	Loss	Hasegawa Kazuto	2575.45
2	Black	Loss	Matsuura Hiroshi	2311.36
3	White	Loss	Oosumi Yuuki	2745.71
4	Black	Loss	Nakayama Tomoharu	2644.84
5	White	Loss	Sato Kiyotomi	2411.87
6	Black	Draw	Okabe Hiroshi	2673.06
7	Black	Loss	Tamada Yoichi	2490.29
8	Black	Draw	Kashihara Akihiko	2275.37
9	Black	Loss	Fukui Nobuhiro	2544.64
52 Meijinsen Qualification Kansai area 2nd round
Date	2014-06-15		Rating	2458.29
Round	Color	Result	Opponent
1	White	Win	Miyagawa Junzo	2150.81
2	Black	Win	Sakamoto Hirouji	2236.24
3	White	Loss	Kashihara Akihiko	2276.37
52 Meijinsen Qualification Kansai area 1st round
Date	2014-05-18		Rating	2463.15
Round	Color	Result	Opponent
1	White	Win	Koiso Shigemasa	2103.42
2	Black	Win	Miyagawa Junzo	2150.16
3	White	Win	Kashihara Akihiko	2274.69
4	Black	Draw	Sakamoto Hirouji	2236.83
Team World Championship
Date	2014-05-03		Rating	2465.51
Round	Color	Result	Opponent
1	Black	Win	Ono Takayuki	2311.47
3	Black	Draw	Hõbemägi Martin	2552.58
4	Black	Win	Epifanov Dmitry	2605.44
6	Black	Win	Ono Takayuki	2311.47
8	Black	Loss	Hõbemägi Martin	2552.58
9	White	Loss	Chingin Konstantin	2785.24
9th Kansai Championship final match
Date	2014-04-06		Rating	2467.99
Round	Color	Result	Opponent
1	White	Draw	Oosumi Yuuki	2746.67
2	White	Win	Oosumi Yuuki	2746.67
3	Black	Loss	Oosumi Yuuki	2746.67
4	Black	Loss	Oosumi Yuuki	2746.67
9th Kansai Championship 2nd round
Date	2014-02-16		Rating	2469.47
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2235.32
3	Black	Win	Hasegawa Kazuto	2556.64
9th All Japan Championship
Date	2014-01-26		Rating	2468.81
Round	Color	Result	Opponent
1	White	Win	Miyagawa Junzo	2143.41
2	White	Draw	Oosumi Yuuki	2751.65
3	Black	Win	Sato Kiyotomi	2394.18
4	White	Win	Nakayama Tomoharu	2604.18
5	Black	Loss	Okabe Hiroshi	2681.38
6	Black	Win	Ono Takayuki	2311.07
45 Kyoto Classified Tournament
Date	2013-11-10		Rating	2457.20
Round	Color	Result	Opponent
S1	Black	Win	Kawano Takahisa	2305.67
S2	White	Loss	Hasegawa Kazuto	2551.45
S3	White	Win	Sandstrom Richard	2312.04
S4	Black	Loss	Fukui Nobuhiro	2524.71
S5	White	Win	Ishitani Shin-ichi	2355.34
9th Kansai Championship 1st round
Date	2013-10-27		Rating	2454.90
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2236.30
2	Black	Win	Watanabe Nobuo	1971.01
3	White	Win	Kubo Izumi	2039.37
4	White	Win	Kon Akira	1930.57
51 Meijinsen Qualification Kansai area 2nd round
Date	2013-06-16		Rating	2429.00
Round	Color	Result	Opponent
1	White	Draw	Hata Masayuki	2190.82
2	White	Loss	Hasegawa Kazuto	2542.17
3	Black	Win	Matsui Tsunehiro	2126.81
ex	Black	Loss	Hata Masayuki	2190.82
51 Meijinsen Qualification Kansai area 1st round
Date	2013-05-19		Rating	2426.22
Round	Color	Result	Opponent
1	Black	Loss	Hata Masayuki	2190.65
2	Black	Win	Sakamoto Hirouji	2233.56
3	Black	Win	Kubo Izumi	2030.42
4	Black	Win	Matsui Tsunehiro	2126.97
5	Black	Win	Koiso Shigemasa	2095.61
8th All Japan Championship
Date	2013-03-24		Rating	2421.39
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Junzo	2155.82
2	White	Win	Ishitani Shin-ichi	2316.63
3	Black	Loss	Nakamura Shigeru	2796.56
4	White	Loss	Okabe Hiroshi	2658.94
5	Black	Draw	Kamiya Shunsuke	2468.48
6	Black	Draw	Sato Kiyotomi	2370.85
8th Kansai Championship 2nd round
Date	2013-02-17		Rating	2417.80
Round	Color	Result	Opponent
1	White	Win	Takahashi Roi	2120.51
2	White	Win	Miyagawa Junzo	2155.44
3	White	Loss	Hasegawa Kazuto	2532.08
ex	White	Loss	Hasegawa Kazuto	2532.08
44 Kyoto Classified Tournament
Date	2012-11-11		Rating	2410.29
Round	Color	Result	Opponent
S1	White	Loss	Kudomi Takahiro	2347.05
S2	White	Win	Tamura Kazumasa	2455.26
S3	White	Draw	Ono Takayuki	2353.25
S4	White	Loss	Ishitani Shin-ichi	2306.45
8th Kansai Championship 1st round
Date	2012-10-08		Rating	2409.58
Round	Color	Result	Opponent
1	White	Win	Takahashi Roi	2114.91
2	White	Win	Miyagawa Junzo	2154.10
3	White	Loss	Hasegawa Kazuto	2519.63
4	White	Win	Koiso Shigemasa	2103.21
5	White	Win	Kon Akira	1941.36
50th Meijinsen Tournament
Date	2012-09-17		Rating	2408.83
Round	Color	Result	Opponent
1	White	Win	Ono Takayuki	2357.55
2	White	Loss	Nakayama Tomoharu	2555.81
3	Black	Loss	Yamaguchi Yusui	2568.89
4	Black	Loss	Nagasoe Hiroki	2468.34
5	White	Loss	Fukui Nobuhiro	2469.66
6	Black	Loss	Nakamura Shigeru	2804.04
7	White	Loss	Okabe Hiroshi	2640.54
8	Black	Win	Hasegawa Kazuto	2518.00
9	White	Loss	Matsuura Hiroshi	2296.29
50 Meijinsen Qualification Kansai area 2nd round
Date	2012-06-17		Rating	2414.36
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2261.41
2	White	Loss	Kise Katsumi	2478.08
3	Black	Win	Hasegawa Kazuto	2511.93
7th Kansai Championship 2nd round
Date	2012-02-19		Rating	2416.91
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2265.36
2	White	Win	Hata Masayuki	2166.63
3	Black	Loss	Kise Katsumi	2481.43
7th All Japan Championship
Date	2012-01-29		Rating	2417.24
Round	Color	Result	Opponent
1	Black	Win	Tada Ayako	2218.27
2	Black	Win	Mitsumori Masao	2305.10
3	White	Win	Sakamoto Hirouji	2267.68
4	White	Draw	Nakayama Tomoharu	2532.00
5	White	Loss	Nakamura Shigeru	2798.03
6	White	Loss	Kudomi Takahiro	2349.89
43 Kyoto Classified Tournament
Date	2011-11-13		Rating	2416.48
Round	Color	Result	Opponent
S1	White	Loss	Sakamoto Hirouji	2273.75
S2	White	Loss	Okumura Toyohiko	2279.71
S3	White	Loss	Mano Yoshihisa	2190.41
S4	Black	Win	Doi Manabu	2010.31
S5	White	Win	Kubo Izumi	2038.61
49th Meijinsen Tournament
Date	2011-09-19		Rating	2424.01
Round	Color	Result	Opponent
1	Black	Win	Sakashita Shoichi	2084.71
2	White	Win	Kashihara Akihiko	2203.11
3	Black	Loss	Matsuura Hiroshi	2303.43
4	Black	Draw	Nakayama Tomoharu	2510.50
5	Black	Draw	Hasegawa Kazuto	2499.09
6	Black	Win	Kubo Izumi	2043.85
7	Black	Loss	Okabe Hiroshi	2631.45
8	White	Loss	Yamaguchi Yusui	2566.50
9	White	Win	Miyoshi Takeo	2102.56
World Championship BT
Date	2011-08-06		Rating	2431.33
Round	Color	Result	Opponent
1	White	Loss	Nikonov Konstantin	2562.91
2	White	Win	Rachitskaya Viktoria	2201.05
3	Black	Win	Staub Rain	1871.32
4	White	Win	Ono Takayuki	2337.29
5	White	Loss	Pajuste Renee	2409.00
6	Black	Win	Hõbemägi Martin	2347.78
7	Black	Win	Karasyov Maxim	2564.65
8	White	Win	Nakayama Tomoharu	2504.20
9	White	Draw	Potapov Alexey	2543.36
49 Meijinsen Qualification Kansai area 2nd round
Date	2011-06-19		Rating	2433.66
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2048.85
2	Black	Draw	Kashihara Akihiko	2199.65
3	White	Win	Kise Katsumi	2475.41
6th All Japan Championship
Date	2011-03-27		Rating	2435.47
Round	Color	Result	Opponent
1	White	Win	Miyoshi Takeo	2090.08
2	White	Win	Kon Akira	1954.82
3	White	Draw	Hasegawa Kazuto	2525.88
4	White	Loss	Okabe Hiroshi	2621.05
5	White	Loss	Tamada Yoichi	2435.86
6	White	Win	Kawano Takahisa	2288.61
6th Kansai Championship final match
Date	2011-03-20		Rating	2435.70
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2663.94
2	White	Loss	Oosumi Yuuki	2663.94
48th Meijinsen Tournament
Date	2010-09-20		Rating	2447.28
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2260.27
2	White	Win	Tamada Yoichi	2419.67
3	Black	Win	Matsuura Hiroshi	2286.79
4	White	Draw	Okabe Hiroshi	2612.79
5	White	Draw	Kawano Takahisa	2266.33
6	White	Win	Ishitani Shin-ichi	2319.58
7	Black	Loss	Yamaguchi Yusui	2513.08
8	White	Win	Koiso Shigemasa	2103.19
9	White	Loss	Oosumi Yuuki	2631.01
Team World Championship
Date	2010-05-05		Rating	2448.30
Round	Color	Result	Opponent
3	White	Win	Artemyev Sergey	2540.99
4	Black	Loss	Purk Andry	2578.86
5	Black	Win	Väljataga Paul	2337.83
7	White	Win	Eibatov Nizami	2268.18
10	White	Loss	Sumarokov Evgeny	2471.24
5th Kansai Championship final match
Date	2010-03-28		Rating	2447.31
Round	Color	Result	Opponent
1	White	Win	Oosumi Yuuki	2590.01
2	White	Win	Oosumi Yuuki	2590.01
5th All Japan Championship
Date	2010-03-21		Rating	2446.41
Round	Color	Result	Opponent
1	White	Win	Tadokoro Hosai	1876.50
2	Black	Loss	Nakamura Shigeru	2759.39
3	Black	Win	Maruta Hiroki	2040.48
4	White	Win	Kim Chang-Su	2014.14
5	Black	Loss	Yamaguchi Yusui	2500.67
6	White	Loss	Shimoyama Takuma	2197.67
5th Kansai Championship 3rd round
Date	2010-02-14		Rating	2444.93
Round	Color	Result	Opponent
1	Black	Win	Hata Masayuki	2105.84
2	White	Win	Hasegawa Kazuto	2591.83
3	White	Win	Sagara Takashi	2394.40
13th Mikami Cup Tournament
Date	2010-01-31		Rating	2443.04
Round	Color	Result	Opponent
S1	Black	Win	Suzuki Junichiro	1876.34
S2	White	Loss	Nakamura Shigeru	2759.02
S3	Black	Loss	Kataoka Mitsuaki	2157.50
S4	White	Draw	Nagao Noriaki	2340.58
S5	Black	Win	Ono Takayuki	2320.10
5th Kansai Championship 2nd round
Date	2009-11-15		Rating	2436.94
Round	Color	Result	Opponent
1	Black	Loss	Koiso Shigemasa	2107.93
2	Black	Win	Sakamoto Hirouji	2227.18
3	Black	Win	Kon Akira	1931.12
4	Black	Win	Miyagawa Junzo	2142.20
41 Kyoto Classified Tournament
Date	2009-11-08		Rating	2436.61
Round	Color	Result	Opponent
S1	Black	Loss	Hasegawa Kazuto	2600.60
S2	White	Win	Sakamoto Hirouji	2226.46
S3	White	Win	Kudomi Takahiro	2307.37
S4	White	Win	Okabe Hiroshi	2588.68
S5	Black	Loss	Okumura Toyohiko	2291.43
47th Meijinsen tournament
Date	2009-09-22		Rating	2433.43
Round	Color	Result	Opponent
1	White	Win	Tamura Kazumasa	2432.89
2	White	Win	Yamaguchi Yusui	2486.78
3	Black	Loss	Kawamura Norihiko	2557.16
4	Black	Win	Kataoka Mitsuaki	2149.13
5	White	Loss	Oosumi Yuuki	2571.05
6	White	Draw	Ishitani Shin-ichi	2297.02
7	White	Win	Matsuura Hiroshi	2252.21
8	White	Loss	Okabe Hiroshi	2585.22
9	White	Win	Sakamoto Hirouji	2220.62
The 6th Shanghai Renju Meijin Invitation Tournament
Date	2009-05-03		Rating	2417.44
Round	Color	Result	Opponent
1	White	Draw	Oosumi Yuuki	2564.70
2	Black	Loss	Gu Wei	2457.45
3	Black	Loss	Li Yi	2611.67
4	Black	Loss	Yu Manjiang	2451.79
5	Black	Win	Xu Bin	2153.48
6	White	Win	Mitsumori Masao	2283.43
7	White	Draw	Isobe Taizan	2341.22
4th All Japan Championship
Date	2009-03-21		Rating	2414.36
Round	Color	Result	Opponent
1	Black	Win	Iwano Fumio	2145.96
2	White	Loss	Tamura Kazumasa	2429.10
3	Black	Loss	Tamada Yoichi	2264.99
4	Black	Win	Tanizaki Ryusuke	2044.61
5	White	Win	Sakamoto Hirouji	2210.52
6	White	Draw	Ishitani Shin-ichi	2298.28
4 Kansai Championship 3rd round
Date	2009-02-15		Rating	2414.01
Round	Color	Result	Opponent
1	White	Loss	Tamura Kazumasa	2422.63
2	Black	Loss	Oosumi Yuuki	2556.44
3	Black	Loss	Takashima Junya	2431.21
4th Kansai Championship, 2nd round
Date	2008-11-16		Rating	2421.64
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Hirouji	2202.01
2	Black	Win	Miyagawa Junzo	2157.71
3	White	Draw	Tamura Kazumasa	2407.20
4	White	Loss	Takashima Junya	2430.29
46th Meijinsen Tournament
Date	2008-09-15		Rating	2427.35
Round	Color	Result	Opponent
1	White	Win	Matsuura Hiroshi	2210.34
2	Black	Win	Oosumi Yuuki	2516.66
3	Black	Loss	Okabe Hiroshi	2574.55
4	Black	Win	Yamaguchi Yusui	2485.38
5	Black	Win	Kataoka Mitsuaki	2118.84
6	Black	Win	Hata Masayuki	2190.98
7	White	Loss	Sato Kiyotomi	2312.69
8	Black	Draw	Ishitani Shin-ichi	2285.69
9	Black	Loss	Kawamura Norihiko	2569.67
46th Meijinsen Qualification Kansai area 2nd round
Date	2008-06-15		Rating	2433.61
Round	Color	Result	Opponent
1	Black	Draw	Miyagawa Junzo	2166.75
2	Black	Win	Sakamoto Hirouji	2204.74
3	White	Loss	Hata Masayuki	2202.71
Team World Championship
Date	2008-05-02		Rating	2439.56
Round	Color	Result	Opponent
1	Black	Draw	Laube Pavel	2381.33
2	White	Win	Artemyev Sergey	2550.76
3	Black	Win	Cao Dong	2591.45
4	White	Loss	Karlsson Stefan	2504.76
5	White	Loss	Sushkov Vladimir	2666.24
7	Black	Win	Taimla Tunnet	2695.89
8	White	Draw	Saarenpää Samuli	2335.32
9	Black	Win	Piddubny Konstantin	2170.91
3rd Kansai Championship 3rd round
Date	2008-01-13		Rating	2442.17
Round	Color	Result	Opponent
1	White	Win	Takagawa Teiji	2171.92
2	White	Win	Tamura Kazumasa	2356.24
3	White	Loss	Oosumi Yuuki	2485.78
The 45th Meijin-sen Tournament
Date	2007-09-17		Rating	2443.96
Round	Color	Result	Opponent
1	White	Loss	Isobe Taizan	2327.10
2	Black	Loss	Miyoshi Takeo	2188.96
3	Black	Loss	Okabe Hiroshi	2524.00
4	White	Win	Matsuura Hiroshi	2187.44
5	White	Win	Kawamura Norihiko	2546.86
6	Black	Win	Sato Kiyotomi	2264.28
7	Black	Win	Hiwatashi Kikuma	1811.49
8	White	Draw	Oosumi Yuuki	2465.14
9	White	Win	Yamaguchi Yusui	2537.51
World Championship AT
Date	2007-08-15		Rating	2444.67
Round	Color	Result	Opponent
1	White	Draw	Oll Aivo	2568.24
2	Black	Loss	Okabe Hiroshi	2518.00
3	Black	Loss	Yamaguchi Yusui	2539.70
4	White	Loss	Wu Di	2618.38
5	Black	Loss	Taimla Tunnet	2666.01
6	Black	Win	Kozhin Mikhail	2505.90
7	Black	Loss	Sushkov Vladimir	2659.90
8	White	Loss	Savrasova Yulia	2576.75
9	White	Win	Purk Andry	2537.54
10	White	Draw	Chingin Konstantin	2692.37
11	White	Loss	Karlsson Stefan	2509.08
World Championship QT
Date	2007-08-08		Rating	2445.08
Round	Color	Result	Opponent
1	Black	Win	Ishitani Shin-ichi	2263.42
2	White	Win	Poghosyan Albert	2304.19
3	White	Draw	Okabe Hiroshi	2517.33
4	Black	Win	Jonsson Peter	2263.14
5	Black	Win	Qiu Yunfei	2407.01
6	White	Win	Lin Huang-Yu	2449.41
7	White	Win	Andersson Tord	2270.99
45th Meijinsen Qualification Kansai area final round
Date	2007-06-17		Rating	2439.85
Round	Color	Result	Opponent
1	Black	Win	Hata Masayuki	2198.46
2	Black	Loss	Sakamoto Hirouji	2202.10
3	Black	Win	Oosumi Yuuki	2438.39
2nd All Japan Championship (WC Qualification)
Date	2007-03-25		Rating	2432.02
Round	Color	Result	Opponent
1	Black	Loss	Ono Takayuki	2298.38
2	Black	Win	Tanizaki Ryusuke	2053.35
4	White	Loss	Isobe Taizan	2317.34
2nd Kansai Championship, Final Match
Date	2007-03-18		Rating	2432.01
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2656.05
2	Black	Loss	Hasegawa Kazuto	2656.05
2nd Kansai Championship 3rd round
Date	2007-01-14		Rating	2433.97
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2390.63
2	White	Win	Sagara Takashi	2398.12
3	Black	Draw	Takashima Junya	2398.06
2nd Kansai Championship 2nd round
Date	2006-10-15		Rating	2431.15
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2366.81
2	Black	Win	Doi Manabu	2012.16
3	Black	Win	Ozawa Tetsushi	2037.55
4	Black	Win	Takagawa Teiji	2207.70
The 44th Meijin-sen Tournament
Date	2006-09-18		Rating	2430.72
Round	Color	Result	Opponent
1	White	Draw	Nagao Noriaki	2232.19
2	White	Loss	Okabe Hiroshi	2485.70
3	Black	Loss	Kawamura Norihiko	2572.76
4	White	Loss	Yamaguchi Yusui	2517.82
5	Black	Win	Ishitani Shin-ichi	2246.25
6	Black	Win	Oosumi Yuuki	2358.58
7	Black	Win	Fujii Naoki	1980.50
8	White	Win	Matsuura Hiroshi	2189.09
9	White	Win	Sato Kiyotomi	2283.32
Asian Championship
Date	2006-08-15		Rating	2430.52
Round	Color	Result	Opponent
1	White	Draw	Kashihara Akihiko	2225.59
2	Black	Win	Lee Jo-Sub	2289.83
3	Black	Win	Oosumi Yuuki	2350.24
4	White	Draw	Yamaguchi Yusui	2514.32
5	Black	Win	Park Jeong Ho	2315.24
6	Black	Loss	Kim Chang-Hoon	2456.02
7	Black	Win	Ishitani Shin-ichi	2246.65
8	White	Loss	Okabe Hiroshi	2483.51
Meijin-sen Qual, Kansai-Hokuriku area final round
Date	2006-06-18		Rating	2429.08
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2338.88
2	White	Win	Takashima Junya	2382.86
3	White	Win	Hata Masayuki	2206.18
Meijin-sen Qual, Kansai area 1st round
Date	2006-05-14		Rating	2425.55
Round	Color	Result	Opponent
1	White	Win	Okuda Shingo	1864.02
2	White	Win	Hata Masayuki	2206.58
3	Black	Win	Takagawa Teiji	2217.09
4	Black	Win	Matsui Tsunehiro	2129.14
Team World Championship
Date	2006-05-05		Rating	2424.22
Round	Color	Result	Opponent
1	White	Loss	Pellikka Marko	2230.27
2	White	Loss	Andersson Tord	2256.41
3	White	Draw	Oll Aivo	2550.77
4	Black	Win	Skuridin Alexey	2334.35
5	Black	Win	Ge Lingfeng	2308.95
6	White	Loss	Savrasova Yulia	2547.26
7	White	Win	Sulane Sander	2023.31
F1	White	Loss	Gaulitz Joachim	2374.17
F2	White	Win	Andersson Tord	2256.41
1st Kansai Championship 2nd round
Date	2005-10-16		Rating	2411.14
Round	Color	Result	Opponent
1	Black	Win	Adachi Yasuhiro	1792.31
2	Black	Win	Hata Masayuki	2193.53
3	White	Draw	Takagawa Teiji	2229.45
4	Black	Loss	Hasegawa Kazuto	2618.79
World Championship QT
Date	2005-07-31		Rating	2407.41
Round	Color	Result	Opponent
1	Black	Win	Oosumi Yuuki	2302.88
4	Black	Win	Kozhin Mikhail	2480.89
5	Black	Draw	Yamaguchi Yusui	2466.09
6	White	Loss	Sushkov Vladimir	2599.91
7	White	Win	Ilu Timo	2421.52
43rd Meijinsen Qualification: Kansai area 1st round
Date	2005-05-08		Rating	2395.14
Round	Color	Result	Opponent
1	White	Win	Matsui Tsunehiro	2134.51
2	Black	Win	Iwata Akihisa	2145.91
3	White	Loss	Takashima Junya	2342.71
4	Black	Loss	Tamura Kazumasa	2317.43
The 42nd Meijin-sen Tournament
Date	2004-09-20		Rating	2375.38
Round	Color	Result	Opponent
1	White	Win	Okabe Hiroshi	2425.56
2	White	Loss	Kawamura Norihiko	2596.71
3	Black	Win	Sakashita Shoichi	2119.40
4	White	Loss	Ishitani Shin-ichi	2264.97
5	White	Loss	Hasegawa Kazuto	2577.13
6	White	Win	Saito Koji	2079.06
7	Black	Loss	Sakamoto Hirouji	2152.02
8	White	Loss	Matsuura Hiroshi	2250.13
9	White	Win	Takagawa Teiji	2239.64
Team World Championship
Date	2004-05-05		Rating	2377.28
Round	Color	Result	Opponent
1	Black	Loss	Karlsson Stefan	2431.63
2	White	Win	Degtyar Felix	1984.43
3	Black	Loss	Meritee Ando	2730.30
4	White	Win	Khramov Andrey	2174.83
6	Black	Win	Piddubny Konstantin	2088.97
7	Black	Loss	Salnikov Pavel	2468.05
8	Black	Loss	Kareyev Vladislav	2498.82
9	Black	Draw	Sushkov Vladimir	2578.43
41st Meijin-sen Tournament
Date	2003-09-15		Rating	2388.95
Round	Color	Result	Opponent
1	White	Win	Matsuura Hiroshi	2256.54
2	White	Win	Miyagawa Junzo	2088.23
3	White	Win	Takashima Junya	2204.19
4	White	Loss	Kuga Akio	2268.41
5	White	Loss	Hasegawa Kazuto	2539.57
6	Black	Win	Kudomi Takahiro	2286.96
7	White	Win	Ishitani Shin-ichi	2265.37
8	White	Win	Isobe Taizan	2215.94
9	White	Win	Okabe Hiroshi	2402.07
World Championship AT
Date	2003-08-08		Rating	2387.37
Round	Color	Result	Opponent
1	White	Draw	Yamaguchi Yusui	2475.08
2	White	Loss	Taimla Tunnet	2576.04
3	White	Draw	Okabe Hiroshi	2400.91
4	White	Loss	Chingin Konstantin	2608.02
5	White	Loss	Meritee Ando	2715.04
6	White	Loss	Sinyov Igor	2487.83
7	White	Draw	Karlsson Stefan	2429.83
8	White	Win	Gaulitz Joachim	2317.12
9	White	Win	Andersson Tord	2269.78
10	Black	Win	Carlsson Martin	2279.91
11	Black	Loss	Sushkov Vladimir	2581.63
World Championship QT
Date	2003-07-31		Rating	2386.98
Round	Color	Result	Opponent
1	Black	Win	Mitsumori Masao	2243.44
2	White	Draw	Karasyov Maxim	2400.06
3	White	Draw	Yamaguchi Yusui	2475.98
4	White	Win	Chang Yi-Feng	2302.30
5	White	Win	Ishitani Shin-ichi	2265.24
6	White	Win	Eibatov Nizami	2284.24
7	White	Draw	Sushkov Vladimir	2581.10
40th Meijin-sen Tournament
Date	2002-09-16		Rating	2329.95
Round	Color	Result	Opponent
1	Black	Loss	Takagawa Teiji	2251.15
2	Black	Loss	Ishitani Shin-ichi	2266.95
3	Black	Win	Okabe Hiroshi	2345.44
4	White	Draw	Isobe Taizan	2228.90
5	White	Loss	Hasegawa Kazuto	2522.72
6	White	Loss	Yamaguchi Yusui	2490.87
7	Black	Win	Nishimura Toshio	2225.58
8	Black	Win	Kudomi Takahiro	2297.25
9	Black	Win	Matsuura Hiroshi	2197.13
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date	2002-06-16		Rating	2315.01
Round	Color	Result	Opponent
1	White	Win	Miyagawa Sou	1871.10
2	Black	Win	Sakamoto Hirouji	2145.56
3	White	Win	Ikeshima Wakio	1874.46
4	Black	Draw	Miyagawa Junzo	2081.88
5	Black	Draw	Takagawa Teiji	2250.46
Team World Championship
Date	2002-05-03		Rating	2307.75
Round	Color	Result	Opponent
1	Black	Loss	Taimla Tunnet	2452.43
2	Black	Loss	Dvoeglazov Vladimir	2256.40
3	Black	Win	Drozd Olexandr	2158.48
4	White	Loss	Carlsson Martin	2214.17
5	Black	Loss	Gardstrom Petter	2385.02
6	White	Win	Lee Yun-Sub	1976.10
7	White	Loss	Semyonov Vladimir	2297.65
8	White	Loss	Carlsson Martin	2214.17
9	White	Win	Carlsson Martin	2214.17
The 39th Meijin-sen Tournament
Date	2001-09-24		Rating	2308.20
Round	Color	Result	Opponent
1	White	Loss	Kudomi Takahiro	2300.66
2	Black	Win	Hayakawa Yoshimi	2353.33
3	White	Win	Takagawa Teiji	2246.66
4	White	Win	Maruyama Yasushi	2113.88
5	White	Draw	Yamaguchi Yusui	2459.82
6	White	Loss	Nishimura Toshio	2248.36
7	White	Win	Matsuura Hiroshi	2178.71
8	White	Loss	Nara Hideki	2463.36
9	White	Loss	Hasegawa Kazuto	2508.45
World Championship BT
Date	2001-08-12		Rating	2307.89
Round	Color	Result	Opponent
1	White	Win	Tatsutomi Hiroyuki	2082.59
2	Black	Win	Chernov Sergey	2213.63
3	Black	Win	Ono Takayuki	2166.20
4	White	Loss	Hasegawa Kazuto	2508.05
5	White	Win	Khramov Andrey	2137.47
6	White	Win	Sakamoto Hirouji	2160.49
7	White	Loss	Kusajima Masato	2254.13
8	White	Win	Kudomi Takahiro	2298.15
32-nd Kyoto Classified
Date	2000-11-12		Rating	2283.03
Round	Color	Result	Opponent
1	White	Loss	Nara Hideki	2485.67
2	Black	Win	Sakamoto Hirouji	2164.52
3	Black	Loss	Hasegawa Kazuto	2511.36
4	Black	Win	Koiso Shigemasa	1973.00
38th Meijinsen Tournament
Date	2000-10-01		Rating	2279.12
Round	Color	Result	Opponent
1	White	Win	Fujinami Hisao	2124.63
2	Black	Loss	Kudomi Takahiro	2278.55
3	White	Loss	Hasegawa Kazuto	2511.86
4	White	Loss	Arai Yutaka	2072.11
5	White	Win	Nishizono Norio	2304.15
6	Black	Draw	Hayakawa Yoshimi	2365.44
7	White	Loss	Maruyama Yasushi	2118.22
8	Black	Loss	Nara Hideki	2487.93
9	Black	Win	Kusajima Masato	2227.47
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date	2000-06-19		Rating	2277.51
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2170.31
2	White	Loss	Hayakawa Yoshimi	2377.47
3	White	Win	Takehara Kenji	1775.20
38th Meijinsen Qualification: Kansai area 1st Round
Date	2000-05-21		Rating	2276.96
Round	Color	Result	Opponent
1	White	Win	Tatsutomi Hiroyuki	2062.80
2	White	Loss	Hayakawa Yoshimi	2380.05
3	Black	Win	Matsui Tsunehiro	2169.15
4	White	Win	Iwata Akihisa	2149.40