JPN Oosumi Yuuki

Place: Moriyama, Japan

Rating: 2608.36, Rank: 22

First game: 2005-05-08, Last game: 2018-03-18

Top rating: 2748.18 (2013-08-14)

Games: 405, Wins: 248, Draws: 61, Losses: 96

Gy1: 0, Gy2: 3, Gy5: 20

13 Kansai Championship final match
Date 2018-03-18 Rating 2608.36
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2446.92
2 White Loss JPN Iio Yoshihiro 2446.92
3 Black Loss JPN Iio Yoshihiro 2446.92
12 Kansai Championship final match
Date 2017-03-19 Rating 2639.47
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2538.10
2 White Loss JPN Hasegawa Kazuto 2538.10
3 Black Win JPN Hasegawa Kazuto 2538.10
11 Kansai Championship Final match
Date 2016-04-03 Rating 2667.45
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2466.78
2 White Win JPN Iio Yoshihiro 2466.78
3 Black Win JPN Iio Yoshihiro 2466.78
53 Meijinsen Tournament
Date 2015-09-22 Rating 2687.01
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2446.48
2 White Loss JPN Koyama Jun 2538.32
3 White Win JPN Hasegawa Kazuto 2574.65
4 Black Win JPN Kawamura Norihiko 2538.89
5 Black Draw JPN Okabe Hiroshi 2630.70
6 White Win JPN Matsuura Hiroshi 2312.90
7 White Win JPN Ishitani Shin-ichi 2314.77
8 White Loss JPN Nakayama Tomoharu 2672.10
9 Black Draw JPN Tamada Yoichi 2484.34
10 Kansai Championship final match
Date 2015-03-15 Rating 2713.57
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2437.60
2 White Win JPN Iio Yoshihiro 2437.60
52 Meijinsen Match R5
Date 2015-01-10 Rating 2720.86
Round Color Result Opponent
5 White Loss JPN Nakamura Shigeru 2810.43
52 Meijinsen Match
Date 2015-01-10 Rating 2720.86
Round Color Result Opponent
1 Black Win JPN Nakamura Shigeru 2810.43
2 Black Draw JPN Nakamura Shigeru 2810.43
3 White Draw JPN Nakamura Shigeru 2810.43
4 Black Draw JPN Nakamura Shigeru 2810.43
5 White Loss JPN Nakamura Shigeru 2810.43
52 Meijinsen Match R3,4
Date 2014-11-23 Rating 2725.41
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2807.04
4 Black Draw JPN Nakamura Shigeru 2807.04
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2726.49
Round Color Result Opponent
S1 Black Loss JPN Kawamura Norihiko 2565.04
S2 White Win JPN Fukui Nobuhiro 2524.59
S3 Black Win JPN Miyagawa Junzo 2148.59
S4 Black Win JPN Iio Yoshihiro 2432.24
S5 White Win JPN Okabe Hiroshi 2653.87
52 Meijinsen Tournament
Date 2014-09-15 Rating 2730.32
Round Color Result Opponent
1 Black Win JPN Matsuura Hiroshi 2292.78
2 White Win JPN Sato Kiyotomi 2396.38
3 Black Win JPN Iio Yoshihiro 2429.36
4 White Win JPN Fukui Nobuhiro 2529.32
5 Black Win JPN Okabe Hiroshi 2656.80
6 White Draw JPN Nakayama Tomoharu 2627.86
7 Black Win JPN Hasegawa Kazuto 2560.53
8 Black Draw JPN Tamada Yoichi 2472.98
9 Black Win JPN Kashihara Akihiko 2259.77
Team World Championship
Date 2014-05-03 Rating 2731.06
Round Color Result Opponent
1 Black Draw JPN Kamiya Shunsuke 2519.20
2 Black Loss TPE Lin Huang-Yu 2711.38
3 Black Win EST Soosõrv Ants 2649.07
4 White Win RUS Nikonov Konstantin 2619.55
5 White Win TPE Huang Yen-Hua 2295.41
6 Black Win JPN Mitsumori Masao 2259.03
7 White Loss TPE Lin Huang-Yu 2711.38
9 White Win RUS Nikonov Konstantin 2619.55
10 Black Win TPE Chang Chia-Cheng 2110.33
9th Kansai Championship final match
Date 2014-04-06 Rating 2731.38
Round Color Result Opponent
1 Black Draw JPN Iio Yoshihiro 2452.67
2 Black Loss JPN Iio Yoshihiro 2452.67
3 White Win JPN Iio Yoshihiro 2452.67
4 White Win JPN Iio Yoshihiro 2452.67
9th All Japan Championship
Date 2014-01-26 Rating 2736.55
Round Color Result Opponent
1 White Win JPN Maruyama Yasushi 2214.68
2 Black Draw JPN Iio Yoshihiro 2453.61
3 Black Win JPN Tamura Kazumasa 2443.71
4 Black Draw JPN Okabe Hiroshi 2665.77
5 Black Win JPN Ono Takayuki 2295.82
6 White Win JPN Fukui Nobuhiro 2519.36
51 Meijinsen Match R3 R4
Date 2013-12-22 Rating 2738.97
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2800.66
4 Black Loss JPN Nakamura Shigeru 2800.66
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2742.89
Round Color Result Opponent
S1 White Win JPN Mano Yoshihisa 2236.22
S2 White Draw JPN Okabe Hiroshi 2664.18
S3 Black Win JPN Hasegawa Kazuto 2536.81
S4 Black Win JPN Ishitani Shin-ichi 2339.78
S5 Black Win JPN Fukui Nobuhiro 2510.00
51 Meijinsen Match R1 R2
Date 2013-10-20 Rating 2744.12
Round Color Result Opponent
1 Black Draw JPN Nakamura Shigeru 2796.82
2 White Loss JPN Nakamura Shigeru 2796.82
51 Meijinsen Tournament
Date 2013-09-16 Rating 2746.98
Round Color Result Opponent
1 Black Win JPN Kawano Takahisa 2292.76
2 White Win JPN Mano Yoshihisa 2236.24
3 White Draw JPN Hasegawa Kazuto 2533.78
4 White Win JPN Sato Kiyotomi 2382.89
5 White Draw JPN Kamiya Shunsuke 2479.47
6 White Win JPN Kawate Kozo 2027.46
7 White Win JPN Okabe Hiroshi 2660.90
8 White Win JPN Hata Masayuki 2168.02
9 Black Win JPN Yamaguchi Yusui 2511.51
ex White Win JPN Okabe Hiroshi 2660.90
World Championship AT
Date 2013-08-14 Rating 2748.18
Round Color Result Opponent
1 Black Loss EST Taimla Tunnet 2772.84
2 Black Win RUS Epifanov Dmitry 2582.27
3 White Win RUS Salnikov Pavel 2516.77
4 White Win EST Oll Aivo 2644.68
5 Black Draw JPN Okabe Hiroshi 2657.57
6 White Loss CHN Cao Dong 2667.60
7 White Win CHN Wang Qingqing 2565.27
8 Black Win TPE Chen Ko-Han 2586.35
9 Black Win CHN Lan Zhiren 2550.17
10 White Draw EST Hõbemägi Martin 2495.58
11 Black Win RUS Sushkov Vladimir 2730.85
8th Kansai Championship final match
Date 2013-05-12 Rating 2747.54
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2524.00
2 White Win JPN Hasegawa Kazuto 2524.00
8th All Japan Championship
Date 2013-03-24 Rating 2745.63
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2221.01
2 Black Win JPN Nagao Noriaki 2316.87
3 Black Win JPN Kudomi Takahiro 2328.78
4 White Draw JPN Nakamura Shigeru 2783.12
5 Black Win JPN Ishitani Shin-ichi 2301.93
6 Black Win JPN Okabe Hiroshi 2644.20
ex Black Win JPN Nakamura Shigeru 2783.12
50 Meijinsen Match R5
Date 2013-01-27 Rating 2738.27
Round Color Result Opponent
5 Black Loss JPN Nakamura Shigeru 2788.96
50 Meijinsen Match R3,R4
Date 2012-12-23 Rating 2734.78
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2790.43
4 White Loss JPN Nakamura Shigeru 2790.43
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2731.66
Round Color Result Opponent
S1 Black Win JPN Fukui Nobuhiro 2466.36
S2 White Win JPN Ono Takayuki 2339.00
S3 White Win JPN Kudomi Takahiro 2332.40
S4 White Draw JPN Hasegawa Kazuto 2511.47
S5 White Win JPN Okabe Hiroshi 2629.38
50 Meijinsen Match R1,R2
Date 2012-10-21 Rating 2729.41
Round Color Result Opponent
1 Black Win JPN Nakamura Shigeru 2790.20
2 Black Draw JPN Nakamura Shigeru 2790.20
Team World Championship
Date 2012-05-06 Rating 2703.01
Round Color Result Opponent
1 Black Loss CHN Cao Dong 2641.15
3 Black Loss RUS Sushkov Vladimir 2697.29
5 White Draw EST Taimla Tunnet 2755.02
6 Black Loss CHN Yang Yanxi 2609.92
7 White Win CHN Lan Zhiren 2515.26
8 White Win CHN Cao Dong 2641.15
9 White Loss CHN Yang Yanxi 2609.92
10 White Loss CHN Lan Zhiren 2515.26
7th Kansai Championship final match
Date 2012-04-01 Rating 2703.66
Round Color Result Opponent
1 Black Win JPN Kise Katsumi 2466.35
2 Black Win JPN Kise Katsumi 2466.35
15th Mikami Cup Tournament
Date 2012-03-11 Rating 2703.42
Round Color Result Opponent
S1 White Win JPN Isobe Taizan 2341.55
S2 Black Win JPN Mitsumori Masao 2288.95
S3 Black Win JPN Nakamura Shigeru 2789.29
S4 White Win JPN Ishitani Shin-ichi 2300.24
S5 Black Win JPN Kobayashi Koichi 2143.40
12 Kanto Renju Emperor Tournament final match
Date 2012-02-12 Rating 2701.13
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2788.41
2 Black Draw JPN Nakamura Shigeru 2788.41
3 White Draw JPN Nakamura Shigeru 2788.41
7th All Japan Championship
Date 2012-01-29 Rating 2700.13
Round Color Result Opponent
1 Black Win JPN Fukui Nobuhiro 2404.91
2 White Win JPN Kudomi Takahiro 2336.26
3 White Win JPN Isobe Taizan 2342.27
4 White Loss JPN Nakamura Shigeru 2787.84
5 Black Win JPN Mitsumori Masao 2291.66
6 Black Win JPN Okabe Hiroshi 2614.77
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2698.63
Round Color Result Opponent
1 Black Draw JPN Nakamura Shigeru 2786.35
2 Black Win JPN Nakayama Tomoharu 2515.31
3 White Win JPN Kamiya Shunsuke 2395.31
4 Black Win JPN Mitsumori Masao 2291.37
5 White Win JPN Okabe Hiroshi 2615.64
49 Meijinsen Match R3,R4
Date 2011-12-18 Rating 2693.57
Round Color Result Opponent
3 Black Draw JPN Yamaguchi Yusui 2554.03
4 Black Win JPN Yamaguchi Yusui 2554.03
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2686.92
Round Color Result Opponent
S1 White Win JPN Okumura Toyohiko 2267.92
S2 White Win JPN Sakamoto Hirouji 2259.95
S3 Black Win JPN Ishitani Shin-ichi 2313.84
S4 White Loss JPN Okabe Hiroshi 2619.24
S5 White Win JPN Hasegawa Kazuto 2484.05
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2683.08
Round Color Result Opponent
1 White Win JPN Koyama Jun 2386.21
2 White Win JPN Ishitani Shin-ichi 2313.99
3 White Win JPN Kamiya Shunsuke 2384.53
4 White Win JPN Nakayama Tomoharu 2503.54
49 Meijinsen Match R1,R2
Date 2011-10-16 Rating 2681.45
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2554.28
2 Black Win JPN Yamaguchi Yusui 2554.28
World Championship AT
Date 2011-08-10 Rating 2667.59
Round Color Result Opponent
1 Black Loss SWE Andersson Tord 2348.68
2 Black Loss HKG Huang Jinxian 2538.03
3 Black Loss RUS Sushkov Vladimir 2691.45
4 White Draw JPN Okabe Hiroshi 2616.53
5 Black Draw TPE Lin Huang-Yu 2685.68
6 White Win RUS Artemyev Sergey 2513.14
7 White Win TPE Hou I-Cheng 2415.64
8 Black Win CHN Dai Xiaohan 2616.84
9 White Win EST Oll Aivo 2621.24
10 Black Draw CHN Cao Dong 2652.29
11 Black Draw EST Taimla Tunnet 2718.36
28th Kanto Championship
Date 2011-05-22 Rating 2654.97
Round Color Result Opponent
1 Black Draw JPN Kato Yasuhiro 2004.06
2 Black Draw JPN Kamiya Shunsuke 2367.38
3 Black Loss JPN Fukui Nobuhiro 2348.22
4 Black Win JPN Iwano Fumio 2074.35
5 Black Win JPN Tamada Yoichi 2419.08
6th All Japan Championship
Date 2011-03-27 Rating 2652.09
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2143.80
2 White Loss JPN Tamada Yoichi 2423.08
3 Black Win JPN Koiso Shigemasa 2084.87
4 Black Win JPN Mano Yoshihisa 2210.37
5 Black Win JPN Sato Kiyotomi 2315.46
6 Black Win JPN Okabe Hiroshi 2608.63
6th Kansai Championship final match
Date 2011-03-20 Rating 2651.76
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2422.26
2 Black Win JPN Iio Yoshihiro 2422.26
14th Mikami Cup Tournament
Date 2011-01-30 Rating 2647.95
Round Color Result Opponent
S1 White Win JPN Isobe Taizan 2331.76
S2 Black Win JPN Mitsumori Masao 2269.36
S3 Black Win JPN Nakamura Shigeru 2768.45
S4 Black Win JPN Ono Takayuki 2322.32
S5 White Win JPN Ishitani Shin-ichi 2310.73
6th Kansai Championship 3rd round
Date 2011-01-09 Rating 2644.49
Round Color Result Opponent
1 Black Win JPN Hata Masayuki 2118.01
2 White Win JPN Miyagawa Junzo 2147.63
3 White Win JPN Kubo Izumi 2024.07
48 Meijinsen Match R3,R4,R5
Date 2010-12-26 Rating 2642.06
Round Color Result Opponent
3 White Win JPN Hasegawa Kazuto 2528.61
4 Black Draw JPN Hasegawa Kazuto 2528.61
5 Black Win JPN Hasegawa Kazuto 2528.61
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2633.10
Round Color Result Opponent
S1 Black Win JPN Miyoshi Takeo 2069.58
S2 Black Win JPN Okumura Toyohiko 2277.54
S3 Black Draw JPN Hasegawa Kazuto 2537.54
S4 Black Win JPN Kudomi Takahiro 2314.48
S5 Black Win JPN Okabe Hiroshi 2601.55
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2629.49
Round Color Result Opponent
1 Black Win JPN Maruta Hiroki 2049.95
2 White Win JPN Kudomi Takahiro 2314.01
4 White Draw JPN Okabe Hiroshi 2601.54
48 Meijinsen Match R1,R2
Date 2010-10-17 Rating 2625.73
Round Color Result Opponent
1 White Win JPN Hasegawa Kazuto 2543.32
2 Black Loss JPN Hasegawa Kazuto 2543.32
48th Meijinsen Tournament
Date 2010-09-20 Rating 2618.95
Round Color Result Opponent
1 White Win JPN Ishitani Shin-ichi 2307.24
2 Black Win JPN Koiso Shigemasa 2090.22
3 White Win JPN Okabe Hiroshi 2600.80
4 Black Draw JPN Kawano Takahisa 2255.33
5 White Loss JPN Sakamoto Hirouji 2247.31
6 Black Draw JPN Tamada Yoichi 2407.38
7 Black Win JPN Matsuura Hiroshi 2273.18
8 Black Win JPN Yamaguchi Yusui 2500.83
9 Black Win JPN Iio Yoshihiro 2434.27
27th Kanto Championship
Date 2010-05-23 Rating 2590.44
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2160.98
2 Black Win JPN Yamaguchi Yusui 2491.71
3 Black Win JPN Kawamura Norihiko 2526.82
4 Black Loss JPN Nakamura Shigeru 2765.02
5 White Loss JPN Okabe Hiroshi 2603.22
Team World Championship
Date 2010-05-05 Rating 2586.03
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2763.59
2 White Loss CHN Li Yi 2619.85
3 White Win RUS Sushkov Vladimir 2679.94
4 White Loss EST Taimla Tunnet 2723.74
6 White Loss TPE Lin Shu-Hsuan 2524.22
7 Black Win UKR Piddubny Konstantin 2193.12
8 Black Win UKR Piddubny Konstantin 2193.12
9 White Win EST Väljataga Paul 2323.03
10 White Draw RUS Sushkov Vladimir 2679.94
5th Kansai Championship final match
Date 2010-03-28 Rating 2578.08
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2434.62
2 Black Loss JPN Iio Yoshihiro 2434.62
5th All Japan Championship
Date 2010-03-21 Rating 2577.34
Round Color Result Opponent
1 Black Win JPN Maruta Hiroki 2029.10
2 White Win JPN Tamada Yoichi 2370.82
3 White Win JPN Fukui Nobuhiro 2238.78
4 Black Loss JPN Ishitani Shin-ichi 2309.83
5 White Win JPN Tamura Kazumasa 2427.51
6 White Win JPN Nagao Noriaki 2336.73
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2562.55
Round Color Result Opponent
S1 Black Win JPN Sakamoto Hirouji 2213.94
S2 Black Loss JPN Miyoshi Takeo 2093.55
S3 Black Win JPN Matsuo Toshiko 1929.31
S4 Black Win JPN Mano Yoshihisa 2248.40
S5 Black Win JPN Tamura Kazumasa 2424.95
10 Kanto Renju Emperor Tournament 1st round
Date 2009-10-04 Rating 2559.55
Round Color Result Opponent
4 Black Loss JPN Tamada Yoichi 2327.53
47th Meijinsen tournament
Date 2009-09-22 Rating 2559.22
Round Color Result Opponent
1 White Win JPN Matsuura Hiroshi 2239.15
2 White Win JPN Sakamoto Hirouji 2208.15
3 Black Win JPN Kataoka Mitsuaki 2142.30
4 Black Draw JPN Ishitani Shin-ichi 2284.41
5 Black Win JPN Iio Yoshihiro 2420.60
6 Black Loss JPN Kawamura Norihiko 2546.71
7 White Draw JPN Okabe Hiroshi 2569.97
8 Black Win JPN Yamaguchi Yusui 2475.05
9 White Draw JPN Tamura Kazumasa 2421.23
World Championship BT
Date 2009-08-13 Rating 2558.11
Round Color Result Opponent
1 White Win RUS Golosov Viktor 2344.44
2 Black Win EST Lents Johann 2400.58
3 White Win JPN Tamura Kazumasa 2417.65
4 Black Win TPE Yu Tien-Lung 2080.77
5 Black Loss EST Pajuste Renee 2330.32
6 White Win TPE Lin Huang-Yu 2527.20
7 White Draw CHN Yin Licheng 2485.52
8 White Win POL Nowak Pawel 2327.63
9 White Loss RUS Tarannikov Yuriy 2636.93
World Championship QT
Date 2009-08-05 Rating 2557.73
Round Color Result Opponent
1 White Win CHN Yao Jinrui 2227.23
2 White Win RUS Savrasova Yulia 2558.69
3 Black Draw CHN Cao Dong 2637.14
4 White Draw TPE Lu Wei-Yuan 2390.59
5 White Win POL Nowak Pawel 2327.48
6 White Loss TPE Chen Ko-Han 2463.76
7 White Draw CZE Nykl Ondrej 2394.03
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2556.00
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2022.72
2 Black Win JPN Hata Masayuki 2118.60
3 Black Win JPN Sakamoto Hirouji 2206.53
26th Kanto Championship
Date 2009-05-17 Rating 2554.04
Round Color Result Opponent
4 White Win JPN Shimoyama Takuma 2173.07
5 Black Win JPN Kawamura Norihiko 2548.89
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2552.64
Round Color Result Opponent
1 Black Draw JPN Iio Yoshihiro 2404.33
2 White Loss CHN Li Yi 2593.27
3 Black Loss CHN Gu Wei 2442.13
4 Black Win CHN Xu Bin 2119.21
5 Black Win JPN Mitsumori Masao 2269.49
6 White Win JPN Isobe Taizan 2328.17
7 Black Win CHN Yu Manjiang 2430.82
4th All Japan Championship
Date 2009-03-21 Rating 2549.96
Round Color Result Opponent
1 White Win JPN Kobayashi Koichi 2036.38
2 Black Win JPN Miyoshi Takeo 2128.60
3 White Draw JPN Tamura Kazumasa 2417.51
4 Black Draw JPN Okabe Hiroshi 2550.33
5 Black Win JPN Isobe Taizan 2328.44
6 Black Draw JPN Nakamura Shigeru 2767.82
4th Kansai Championship, final match
Date 2009-03-15 Rating 2549.39
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2600.29
2 Black Win JPN Hasegawa Kazuto 2600.29
4 Kansai Championship 3rd round
Date 2009-02-15 Rating 2544.34
Round Color Result Opponent
1 Black Win JPN Takashima Junya 2418.37
2 White Win JPN Iio Yoshihiro 2400.93
3 Black Win JPN Tamura Kazumasa 2411.01
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2537.31
Round Color Result Opponent
S1 Black Win JPN Mitsumori Masao 2261.05
46th Meijinsen Tournament
Date 2008-09-15 Rating 2504.39
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2474.24
2 White Loss JPN Iio Yoshihiro 2414.23
3 Black Win JPN Kataoka Mitsuaki 2111.28
4 White Win JPN Sato Kiyotomi 2300.77
5 White Loss JPN Okabe Hiroshi 2552.92
6 White Draw JPN Ishitani Shin-ichi 2272.85
7 White Win JPN Hata Masayuki 2178.64
8 White Loss JPN Kawamura Norihiko 2558.65
9 White Win JPN Matsuura Hiroshi 2197.44
3rd Kansai Championship final match
Date 2008-03-16 Rating 2479.37
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2637.92
2 White Loss JPN Hasegawa Kazuto 2637.92
3rd Kansai Championship 3rd round
Date 2008-01-13 Rating 2473.44
Round Color Result Opponent
1 Black Win JPN Tamura Kazumasa 2344.56
2 White Win JPN Takagawa Teiji 2159.19
3 Black Win JPN Iio Yoshihiro 2428.96
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2459.91
Round Color Result Opponent
1 White Win JPN Ozawa Tetsushi 2009.23
2 White Win JPN Koiso Shigemasa 2078.66
3 Black Win JPN Tamura Kazumasa 2340.74
4 White Win JPN Takagawa Teiji 2166.67
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2452.77
Round Color Result Opponent
1 Black Win JPN Sato Kiyotomi 2252.22
2 White Loss JPN Yamaguchi Yusui 2527.63
3 Black Win JPN Matsuura Hiroshi 2174.51
4 White Win JPN Kawamura Norihiko 2535.31
5 White Loss JPN Isobe Taizan 2314.62
6 White Win JPN Miyoshi Takeo 2176.65
7 Black Win JPN Okabe Hiroshi 2500.81
8 Black Draw JPN Iio Yoshihiro 2430.71
World Championship BT
Date 2007-08-15 Rating 2444.25
Round Color Result Opponent
2 White Win RUS Serdyukov Egor 2386.26
3 White Draw TPE Lu Wei-Yuan 2362.45
4 White Win RUS Nokhrin Oleg 2266.27
5 White Win SWE Eriksson Marcus 2216.38
6 White Loss TPE Lin Huang-Yu 2438.93
7 White Win RUS Karasyov Maxim 2402.84
8 White Win RUS Sorokina Oksana 2351.68
9 Black Win JPN Ishitani Shin-ichi 2250.96
World Championship QT
Date 2007-08-08 Rating 2441.75
Round Color Result Opponent
1 White Loss CHN Qiu Yunfei 2389.06
2 White Win SWE Eriksson Bjorn 2248.38
3 White Win JPN Miyagawa Junzo 2152.52
4 White Loss JPN Okabe Hiroshi 2494.13
5 White Draw RUS Dvoeglazov Vladimir 2280.34
6 White Loss RUS Savrasova Yulia 2562.90
7 Black Win TPE Lu Wei-Yuan 2361.95
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2426.12
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2189.39
2 Black Win JPN Hata Masayuki 2186.10
3 White Loss JPN Iio Yoshihiro 2426.67
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2415.85
Round Color Result Opponent
1 White Win JPN Miyagawa Junzo 2141.17
2 Black Win JPN Sakamoto Hirouji 2190.52
3 White Win JPN Takagawa Teiji 2175.29
4 White Win JPN Ozawa Tetsushi 2021.06
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2398.99
Round Color Result Opponent
1 White Loss JPN Tanno Yoshitaka 2045.54
2 White Win JPN Kato Yasuhiro 1870.97
4 White Win JPN Nagao Noriaki 2238.41
5 Black Win JPN Miyagawa Junzo 2136.44
6 White Loss JPN Yamaguchi Yusui 2523.83
2nd Kansai Championship 3rd round
Date 2007-01-14 Rating 2378.56
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2420.98
2 White Loss JPN Takashima Junya 2384.86
3 White Win JPN Sagara Takashi 2385.21
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2354.84
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2418.25
2 Black Win JPN Sakamoto Hirouji 2181.52
3 Black Loss JPN Sagara Takashi 2388.33
4 Black Win JPN Koiso Shigemasa 2069.70
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2346.66
Round Color Result Opponent
1 Black Loss JPN Sato Kiyotomi 2271.31
2 White Win JPN Matsuura Hiroshi 2176.17
3 White Loss JPN Fujii Naoki 1974.13
4 Black Draw JPN Kawamura Norihiko 2561.22
5 Black Loss JPN Yamaguchi Yusui 2514.02
6 White Loss JPN Iio Yoshihiro 2417.82
7 White Win JPN Nagao Noriaki 2221.57
8 White Draw JPN Okabe Hiroshi 2460.62
9 Black Win JPN Ishitani Shin-ichi 2232.35
Asian Championship
Date 2006-08-15 Rating 2338.38
Round Color Result Opponent
1 White Draw KOR Lee Jo-Sub 2280.30
2 Black Win KOR Kim Hong Soon 2041.66
3 White Loss JPN Iio Yoshihiro 2417.64
4 Black Win KOR Kwon Jae-Woo 1872.40
5 Black Loss KOR Park Eol 2189.68
6 Black Win JPN Kashihara Akihiko 2213.67
7 White Win TPE Pu Hsun-Fang 1925.05
8 Black Win KOR Kim Chang-Hoon 2443.74
Youth World Championship
Date 2006-08-08 Rating 2336.63
Round Color Result Opponent
a1 Black Loss CHN Zhang Cheng 2367.41
a2 Black Win JPN Maruta Hiroki 1916.87
a3 Black Win SWE Blomstedt Torbjorn 2046.69
a4 Black Loss EST Oll Aivo 2549.13
a5 White Win JPN Tanizaki Ryusuke 2041.52
a6 Black Win CHN Lin Shan 2091.79
a7 White Loss CHN Wu Hao 2531.44
a8 White Loss RUS Serdyukov Egor 2315.39
Meijin-sen Qual, Kansai-Hokuriku area final round
Date 2006-06-18 Rating 2327.11
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2416.21
2 Black Win JPN Hata Masayuki 2193.74
3 White Win JPN Takashima Junya 2369.60
Team World Championship
Date 2006-05-05 Rating 2317.25
Round Color Result Opponent
1 Black Draw FIN Haikonen Kari 2100.55
2 White Loss SWE Eriksson Bjorn 2245.41
3 White Loss EST Soosõrv Ants 2558.71
4 Black Loss RUS Karasyov Maxim 2439.31
5 White Loss CHN Zhu Jianfeng 2396.88
6 Black Loss RUS Artemyev Sergey 2531.11
7 Black Win EST Oblikas Mikk 2165.56
F1 Black Win SWE Eriksson Bjorn 2245.41
F2 Black Loss SWE Gaulitz Joachim 2363.10
The 43rd Meijin-sen Tournament
Date 2005-09-19 Rating 2296.05
Round Color Result Opponent
1 White Loss JPN Okabe Hiroshi 2439.44
2 White Draw JPN Ishitani Shin-ichi 2253.18
3 White Loss JPN Yamaguchi Yusui 2481.15
4 White Win JPN Takashima Junya 2353.21
5 White Win JPN Sato Kiyotomi 2230.50
6 White Win JPN Kawate Kozo 1957.04
7 White Loss JPN Hasegawa Kazuto 2604.27
8 White Loss JPN Matsuura Hiroshi 2200.59
9 Black Win JPN Tanaka Koichi 2109.81
World Championship QT
Date 2005-07-31 Rating 2291.53
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2394.31
2 White Win TPE Wang Chih-Kung 2125.87
3 White Loss SWE Andersson Tord 2271.48
4 White Loss EST Lents Johann 2407.96
5 White Win ARM Poghosyan Albert 2275.22
6 Black Loss RUS Kozhin Mikhail 2467.74
7 White Win JPN Yamaguchi Yusui 2474.57
1st Kansai Championship 1st round
Date 2005-07-10 Rating 2289.62
Round Color Result Opponent
1 White Win JPN Masutani Hiroshi 1954.17
2 White Loss JPN Ozawa Tetsushi 2050.58
3 Black Loss JPN Tsujibayashi Taro 2069.47
4 White Win JPN Ishibashi Hiroaki 1682.82
5 White Win JPN Maki Tatsuya 1753.81
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2290.34
Round Color Result Opponent
1 White Win JPN Adachi Yasuhiro 1767.73
2 White Win JPN Koiso Shigemasa 2086.92
3 White Win JPN Yasumoto Yoshinobu 1949.28
4 White Win JPN Takashima Junya 2329.70