JPN Oosumi Yuuki

Place: Moriyama, Japan

Rating: 2612.28, Rank: 22

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

Top rating: 2755.03 (2013-08-14)

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

Gy1: 0, Gy2: 0, Gy5: 9

13 Kansai Championship final match
Date 2018-03-18 Rating 2612.28
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2442.14
2 White Loss JPN Iio Yoshihiro 2442.14
3 Black Loss JPN Iio Yoshihiro 2442.14
12 Kansai Championship final match
Date 2017-03-19 Rating 2644.20
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2540.70
2 White Loss JPN Hasegawa Kazuto 2540.70
3 Black Win JPN Hasegawa Kazuto 2540.70
11 Kansai Championship Final match
Date 2016-04-03 Rating 2673.18
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2472.30
2 White Win JPN Iio Yoshihiro 2472.30
3 Black Win JPN Iio Yoshihiro 2472.30
53 Meijinsen Tournament
Date 2015-09-22 Rating 2693.31
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2452.73
2 White Loss JPN Koyama Jun 2547.08
3 White Win JPN Hasegawa Kazuto 2580.35
4 Black Win JPN Kawamura Norihiko 2544.11
5 Black Draw JPN Okabe Hiroshi 2639.07
6 White Win JPN Matsuura Hiroshi 2319.76
7 White Win JPN Ishitani Shin-ichi 2323.17
8 White Loss JPN Nakayama Tomoharu 2680.68
9 Black Draw JPN Tamada Yoichi 2495.39
10 Kansai Championship final match
Date 2015-03-15 Rating 2720.23
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2444.24
2 White Win JPN Iio Yoshihiro 2444.24
52 Meijinsen Match R5
Date 2015-01-10 Rating 2727.64
Round Color Result Opponent
5 White Loss JPN Nakamura Shigeru 2817.95
52 Meijinsen Match
Date 2015-01-10 Rating 2727.64
Round Color Result Opponent
1 Black Win JPN Nakamura Shigeru 2817.95
2 Black Draw JPN Nakamura Shigeru 2817.95
3 White Draw JPN Nakamura Shigeru 2817.95
4 Black Draw JPN Nakamura Shigeru 2817.95
5 White Loss JPN Nakamura Shigeru 2817.95
52 Meijinsen Match R3,4
Date 2014-11-23 Rating 2732.26
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2814.54
4 Black Draw JPN Nakamura Shigeru 2814.54
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2733.37
Round Color Result Opponent
S1 Black Loss JPN Kawamura Norihiko 2570.71
S2 White Win JPN Fukui Nobuhiro 2532.04
S3 Black Win JPN Miyagawa Junzo 2156.64
S4 Black Win JPN Iio Yoshihiro 2439.10
S5 White Win JPN Okabe Hiroshi 2661.77
52 Meijinsen Tournament
Date 2014-09-15 Rating 2737.27
Round Color Result Opponent
1 Black Win JPN Matsuura Hiroshi 2299.64
2 White Win JPN Sato Kiyotomi 2404.34
3 Black Win JPN Iio Yoshihiro 2436.31
4 White Win JPN Fukui Nobuhiro 2536.75
5 Black Win JPN Okabe Hiroshi 2664.63
6 White Draw JPN Nakayama Tomoharu 2636.06
7 Black Win JPN Hasegawa Kazuto 2566.87
8 Black Draw JPN Tamada Yoichi 2482.11
9 Black Win JPN Kashihara Akihiko 2267.20
Team World Championship
Date 2014-05-03 Rating 2738.13
Round Color Result Opponent
1 Black Draw JPN Kamiya Shunsuke 2527.23
2 Black Loss TPE Lin Huang-Yu 2720.87
3 Black Win EST Soosõrv Ants 2659.41
4 White Win RUS Nikonov Konstantin 2630.10
5 White Win TPE Huang Yen-Hua 2303.47
6 Black Win JPN Mitsumori Masao 2267.09
7 White Loss TPE Lin Huang-Yu 2720.87
9 White Win RUS Nikonov Konstantin 2630.10
10 Black Win TPE Chang Chia-Cheng 2116.24
9th Kansai Championship final match
Date 2014-04-06 Rating 2738.43
Round Color Result Opponent
1 Black Draw JPN Iio Yoshihiro 2459.75
2 Black Loss JPN Iio Yoshihiro 2459.75
3 White Win JPN Iio Yoshihiro 2459.75
4 White Win JPN Iio Yoshihiro 2459.75
9th All Japan Championship
Date 2014-01-26 Rating 2743.55
Round Color Result Opponent
1 White Win JPN Maruyama Yasushi 2220.13
2 Black Draw JPN Iio Yoshihiro 2460.68
3 Black Win JPN Tamura Kazumasa 2450.31
4 Black Draw JPN Okabe Hiroshi 2673.34
5 Black Win JPN Ono Takayuki 2303.77
6 White Win JPN Fukui Nobuhiro 2526.59
51 Meijinsen Match R3 R4
Date 2013-12-22 Rating 2745.94
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2808.00
4 Black Loss JPN Nakamura Shigeru 2808.00
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2749.82
Round Color Result Opponent
S1 White Win JPN Mano Yoshihisa 2242.63
S2 White Draw JPN Okabe Hiroshi 2671.69
S3 Black Win JPN Hasegawa Kazuto 2543.33
S4 Black Win JPN Ishitani Shin-ichi 2347.29
S5 Black Win JPN Fukui Nobuhiro 2517.15
51 Meijinsen Match R1 R2
Date 2013-10-20 Rating 2751.03
Round Color Result Opponent
1 Black Draw JPN Nakamura Shigeru 2804.10
2 White Loss JPN Nakamura Shigeru 2804.10
51 Meijinsen Tournament
Date 2013-09-16 Rating 2753.86
Round Color Result Opponent
1 Black Win JPN Kawano Takahisa 2296.35
2 White Win JPN Mano Yoshihisa 2242.60
3 White Draw JPN Hasegawa Kazuto 2540.31
4 White Win JPN Sato Kiyotomi 2390.24
5 White Draw JPN Kamiya Shunsuke 2486.98
6 White Win JPN Kawate Kozo 2032.92
7 White Win JPN Okabe Hiroshi 2668.39
8 White Win JPN Hata Masayuki 2173.65
9 Black Win JPN Yamaguchi Yusui 2518.05
ex White Win JPN Okabe Hiroshi 2668.39
World Championship AT
Date 2013-08-14 Rating 2755.03
Round Color Result Opponent
1 Black Loss EST Taimla Tunnet 2781.21
2 Black Win RUS Epifanov Dmitry 2592.07
3 White Win RUS Salnikov Pavel 2526.57
4 White Win EST Oll Aivo 2653.58
5 Black Draw JPN Okabe Hiroshi 2665.06
6 White Loss CHN Cao Dong 2671.10
7 White Win CHN Wang Qingqing 2571.35
8 Black Win TPE Chen Ko-Han 2594.20
9 Black Win CHN Lan Zhiren 2555.15
10 White Draw EST Hõbemägi Martin 2504.61
11 Black Win RUS Sushkov Vladimir 2739.04
8th Kansai Championship final match
Date 2013-05-12 Rating 2754.22
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2530.54
2 White Win JPN Hasegawa Kazuto 2530.54
8th All Japan Championship
Date 2013-03-24 Rating 2752.22
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2228.16
2 Black Win JPN Nagao Noriaki 2324.04
3 Black Win JPN Kudomi Takahiro 2336.58
4 White Draw JPN Nakamura Shigeru 2790.19
5 Black Win JPN Ishitani Shin-ichi 2309.13
6 Black Win JPN Okabe Hiroshi 2651.59
ex Black Win JPN Nakamura Shigeru 2790.19
50 Meijinsen Match R5
Date 2013-01-27 Rating 2744.75
Round Color Result Opponent
5 Black Loss JPN Nakamura Shigeru 2795.97
50 Meijinsen Match R3,R4
Date 2012-12-23 Rating 2741.19
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2797.40
4 White Loss JPN Nakamura Shigeru 2797.40
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2737.97
Round Color Result Opponent
S1 Black Win JPN Fukui Nobuhiro 2473.12
S2 White Win JPN Ono Takayuki 2346.15
S3 White Win JPN Kudomi Takahiro 2339.95
S4 White Draw JPN Hasegawa Kazuto 2518.00
S5 White Win JPN Okabe Hiroshi 2636.70
50 Meijinsen Match R1,R2
Date 2012-10-21 Rating 2735.67
Round Color Result Opponent
1 Black Win JPN Nakamura Shigeru 2797.11
2 Black Draw JPN Nakamura Shigeru 2797.11
Team World Championship
Date 2012-05-06 Rating 2708.86
Round Color Result Opponent
1 Black Loss CHN Cao Dong 2630.63
3 Black Loss RUS Sushkov Vladimir 2704.08
5 White Draw EST Taimla Tunnet 2762.04
6 Black Loss CHN Yang Yanxi 2616.14
7 White Win CHN Lan Zhiren 2513.22
8 White Win CHN Cao Dong 2630.63
9 White Loss CHN Yang Yanxi 2616.14
10 White Loss CHN Lan Zhiren 2513.22
7th Kansai Championship final match
Date 2012-04-01 Rating 2709.57
Round Color Result Opponent
1 Black Win JPN Kise Katsumi 2473.40
2 Black Win JPN Kise Katsumi 2473.40
15th Mikami Cup Tournament
Date 2012-03-11 Rating 2709.36
Round Color Result Opponent
S1 White Win JPN Isobe Taizan 2348.54
S2 Black Win JPN Mitsumori Masao 2296.12
S3 Black Win JPN Nakamura Shigeru 2796.03
S4 White Win JPN Ishitani Shin-ichi 2306.81
S5 Black Win JPN Kobayashi Koichi 2149.93
12 Kanto Renju Emperor Tournament final match
Date 2012-02-12 Rating 2707.11
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2795.15
2 Black Draw JPN Nakamura Shigeru 2795.15
3 White Draw JPN Nakamura Shigeru 2795.15
7th All Japan Championship
Date 2012-01-29 Rating 2706.12
Round Color Result Opponent
1 Black Win JPN Fukui Nobuhiro 2411.41
2 White Win JPN Kudomi Takahiro 2343.39
3 White Win JPN Isobe Taizan 2349.23
4 White Loss JPN Nakamura Shigeru 2794.57
5 Black Win JPN Mitsumori Masao 2298.80
6 Black Win JPN Okabe Hiroshi 2621.85
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2704.64
Round Color Result Opponent
1 Black Draw JPN Nakamura Shigeru 2793.09
2 Black Win JPN Nakayama Tomoharu 2522.62
3 White Win JPN Kamiya Shunsuke 2401.89
4 Black Win JPN Mitsumori Masao 2298.49
5 White Win JPN Okabe Hiroshi 2622.67
49 Meijinsen Match R3,R4
Date 2011-12-18 Rating 2699.59
Round Color Result Opponent
3 Black Draw JPN Yamaguchi Yusui 2560.53
4 Black Win JPN Yamaguchi Yusui 2560.53
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2692.96
Round Color Result Opponent
S1 White Win JPN Okumura Toyohiko 2273.74
S2 White Win JPN Sakamoto Hirouji 2266.85
S3 Black Win JPN Ishitani Shin-ichi 2320.27
S4 White Loss JPN Okabe Hiroshi 2626.12
S5 White Win JPN Hasegawa Kazuto 2490.44
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2689.13
Round Color Result Opponent
1 White Win JPN Koyama Jun 2393.25
2 White Win JPN Ishitani Shin-ichi 2320.40
3 White Win JPN Kamiya Shunsuke 2390.96
4 White Win JPN Nakayama Tomoharu 2510.60
49 Meijinsen Match R1,R2
Date 2011-10-16 Rating 2687.50
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2560.76
2 Black Win JPN Yamaguchi Yusui 2560.76
World Championship AT
Date 2011-08-10 Rating 2673.64
Round Color Result Opponent
1 Black Loss SWE Andersson Tord 2356.10
2 Black Loss HKG Huang Jinxian 2546.67
3 Black Loss RUS Sushkov Vladimir 2698.04
4 White Draw JPN Okabe Hiroshi 2623.20
5 Black Draw TPE Lin Huang-Yu 2692.39
6 White Win RUS Artemyev Sergey 2521.01
7 White Win TPE Hou I-Cheng 2422.15
8 Black Win CHN Dai Xiaohan 2627.71
9 White Win EST Oll Aivo 2628.45
10 Black Draw CHN Cao Dong 2634.32
11 Black Draw EST Taimla Tunnet 2725.15
28th Kanto Championship
Date 2011-05-22 Rating 2661.11
Round Color Result Opponent
1 Black Draw JPN Kato Yasuhiro 2010.47
2 Black Draw JPN Kamiya Shunsuke 2373.67
3 Black Loss JPN Fukui Nobuhiro 2354.57
4 Black Win JPN Iwano Fumio 2080.86
5 Black Win JPN Tamada Yoichi 2425.76
6th All Japan Championship
Date 2011-03-27 Rating 2658.30
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2150.26
2 White Loss JPN Tamada Yoichi 2429.67
3 Black Win JPN Koiso Shigemasa 2091.55
4 Black Win JPN Mano Yoshihisa 2216.12
5 Black Win JPN Sato Kiyotomi 2321.55
6 Black Win JPN Okabe Hiroshi 2615.23
6th Kansai Championship final match
Date 2011-03-20 Rating 2657.98
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2429.03
2 Black Win JPN Iio Yoshihiro 2429.03
14th Mikami Cup Tournament
Date 2011-01-30 Rating 2654.21
Round Color Result Opponent
S1 White Win JPN Isobe Taizan 2338.63
S2 Black Win JPN Mitsumori Masao 2276.38
S3 Black Win JPN Nakamura Shigeru 2775.21
S4 Black Win JPN Ono Takayuki 2328.83
S5 White Win JPN Ishitani Shin-ichi 2316.93
6th Kansai Championship 3rd round
Date 2011-01-09 Rating 2650.77
Round Color Result Opponent
1 Black Win JPN Hata Masayuki 2124.27
2 White Win JPN Miyagawa Junzo 2154.03
3 White Win JPN Kubo Izumi 2030.39
48 Meijinsen Match R3,R4,R5
Date 2010-12-26 Rating 2648.35
Round Color Result Opponent
3 White Win JPN Hasegawa Kazuto 2534.81
4 Black Draw JPN Hasegawa Kazuto 2534.81
5 Black Win JPN Hasegawa Kazuto 2534.81
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2639.43
Round Color Result Opponent
S1 Black Win JPN Miyoshi Takeo 2075.38
S2 Black Win JPN Okumura Toyohiko 2283.27
S3 Black Draw JPN Hasegawa Kazuto 2543.72
S4 Black Win JPN Kudomi Takahiro 2321.06
S5 Black Win JPN Okabe Hiroshi 2608.10
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2635.83
Round Color Result Opponent
1 Black Win JPN Maruta Hiroki 2056.19
2 White Win JPN Kudomi Takahiro 2320.58
4 White Draw JPN Okabe Hiroshi 2608.09
48 Meijinsen Match R1,R2
Date 2010-10-17 Rating 2632.08
Round Color Result Opponent
1 White Win JPN Hasegawa Kazuto 2549.47
2 Black Loss JPN Hasegawa Kazuto 2549.47
48th Meijinsen Tournament
Date 2010-09-20 Rating 2625.32
Round Color Result Opponent
1 White Win JPN Ishitani Shin-ichi 2313.39
2 Black Win JPN Koiso Shigemasa 2096.82
3 White Win JPN Okabe Hiroshi 2607.33
4 Black Draw JPN Kawano Takahisa 2260.30
5 White Loss JPN Sakamoto Hirouji 2253.84
6 Black Draw JPN Tamada Yoichi 2413.71
7 Black Win JPN Matsuura Hiroshi 2279.58
8 Black Win JPN Yamaguchi Yusui 2507.26
9 Black Win JPN Iio Yoshihiro 2440.92
27th Kanto Championship
Date 2010-05-23 Rating 2596.92
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2167.02
2 Black Win JPN Yamaguchi Yusui 2498.15
3 Black Win JPN Kawamura Norihiko 2529.86
4 Black Loss JPN Nakamura Shigeru 2771.83
5 White Loss JPN Okabe Hiroshi 2609.72
Team World Championship
Date 2010-05-05 Rating 2592.53
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2770.41
2 White Loss CHN Li Yi 2632.66
3 White Win RUS Sushkov Vladimir 2686.87
4 White Loss EST Taimla Tunnet 2730.88
6 White Loss TPE Lin Shu-Hsuan 2532.21
7 Black Win UKR Piddubny Konstantin 2199.46
8 Black Win UKR Piddubny Konstantin 2199.46
9 White Win EST Väljataga Paul 2330.45
10 White Draw RUS Sushkov Vladimir 2686.87
5th Kansai Championship final match
Date 2010-03-28 Rating 2584.60
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2441.22
2 Black Loss JPN Iio Yoshihiro 2441.22
5th All Japan Championship
Date 2010-03-21 Rating 2583.86
Round Color Result Opponent
1 Black Win JPN Maruta Hiroki 2035.07
2 White Win JPN Tamada Yoichi 2376.89
3 White Win JPN Fukui Nobuhiro 2244.86
4 Black Loss JPN Ishitani Shin-ichi 2315.96
5 White Win JPN Tamura Kazumasa 2433.49
6 White Win JPN Nagao Noriaki 2342.82
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2569.12
Round Color Result Opponent
S1 Black Win JPN Sakamoto Hirouji 2220.31
S2 Black Loss JPN Miyoshi Takeo 2099.42
S3 Black Win JPN Matsuo Toshiko 1933.94
S4 Black Win JPN Mano Yoshihisa 2253.80
S5 Black Win JPN Tamura Kazumasa 2431.10
10 Kanto Renju Emperor Tournament 1st round
Date 2009-10-04 Rating 2566.13
Round Color Result Opponent
4 Black Loss JPN Tamada Yoichi 2333.44
47th Meijinsen tournament
Date 2009-09-22 Rating 2565.81
Round Color Result Opponent
1 White Win JPN Matsuura Hiroshi 2245.48
2 White Win JPN Sakamoto Hirouji 2214.50
3 Black Win JPN Kataoka Mitsuaki 2145.88
4 Black Draw JPN Ishitani Shin-ichi 2290.71
5 Black Win JPN Iio Yoshihiro 2427.23
6 Black Loss JPN Kawamura Norihiko 2551.10
7 White Draw JPN Okabe Hiroshi 2576.41
8 Black Win JPN Yamaguchi Yusui 2481.46
9 White Draw JPN Tamura Kazumasa 2427.44
World Championship BT
Date 2009-08-13 Rating 2564.75
Round Color Result Opponent
1 White Win RUS Golosov Viktor 2352.05
2 Black Win EST Lents Johann 2407.54
3 White Win JPN Tamura Kazumasa 2423.92
4 Black Win TPE Yu Tien-Lung 2087.32
5 Black Loss EST Pajuste Renee 2337.94
6 White Win TPE Lin Huang-Yu 2533.89
7 White Draw CHN Yin Licheng 2494.93
8 White Win POL Nowak Pawel 2334.17
9 White Loss RUS Tarannikov Yuriy 2644.42
World Championship QT
Date 2009-08-05 Rating 2564.37
Round Color Result Opponent
1 White Win CHN Yao Jinrui 2239.42
2 White Win RUS Savrasova Yulia 2565.99
3 Black Draw CHN Cao Dong 2641.57
4 White Draw TPE Lu Wei-Yuan 2396.35
5 White Win POL Nowak Pawel 2334.02
6 White Loss TPE Chen Ko-Han 2468.30
7 White Draw CZE Nykl Ondrej 2400.31
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2562.67
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2028.48
2 Black Win JPN Hata Masayuki 2124.91
3 Black Win JPN Sakamoto Hirouji 2212.88
26th Kanto Championship
Date 2009-05-17 Rating 2560.73
Round Color Result Opponent
4 White Win JPN Shimoyama Takuma 2178.62
5 Black Win JPN Kawamura Norihiko 2553.70
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2559.34
Round Color Result Opponent
1 Black Draw JPN Iio Yoshihiro 2411.11
2 White Loss CHN Li Yi 2605.39
3 Black Loss CHN Gu Wei 2452.88
4 Black Win CHN Xu Bin 2139.32
5 Black Win JPN Mitsumori Masao 2277.40
6 White Win JPN Isobe Taizan 2335.66
7 Black Win CHN Yu Manjiang 2442.31
4th All Japan Championship
Date 2009-03-21 Rating 2556.62
Round Color Result Opponent
1 White Win JPN Kobayashi Koichi 2041.82
2 Black Win JPN Miyoshi Takeo 2134.59
3 White Draw JPN Tamura Kazumasa 2423.78
4 Black Draw JPN Okabe Hiroshi 2556.59
5 Black Win JPN Isobe Taizan 2335.88
6 Black Draw JPN Nakamura Shigeru 2774.54
4th Kansai Championship, final match
Date 2009-03-15 Rating 2556.04
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2606.50
2 Black Win JPN Hasegawa Kazuto 2606.50
4 Kansai Championship 3rd round
Date 2009-02-15 Rating 2550.97
Round Color Result Opponent
1 Black Win JPN Takashima Junya 2424.97
2 White Win JPN Iio Yoshihiro 2407.63
3 Black Win JPN Tamura Kazumasa 2417.27
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2543.93
Round Color Result Opponent
S1 Black Win JPN Mitsumori Masao 2269.04
46th Meijinsen Tournament
Date 2008-09-15 Rating 2510.89
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2480.76
2 White Loss JPN Iio Yoshihiro 2420.79
3 Black Win JPN Kataoka Mitsuaki 2115.14
4 White Win JPN Sato Kiyotomi 2306.87
5 White Loss JPN Okabe Hiroshi 2558.88
6 White Draw JPN Ishitani Shin-ichi 2279.37
7 White Win JPN Hata Masayuki 2185.02
8 White Loss JPN Kawamura Norihiko 2564.16
9 White Win JPN Matsuura Hiroshi 2203.84
3rd Kansai Championship final match
Date 2008-03-16 Rating 2485.76
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2644.41
2 White Loss JPN Hasegawa Kazuto 2644.41
3rd Kansai Championship 3rd round
Date 2008-01-13 Rating 2479.79
Round Color Result Opponent
1 Black Win JPN Tamura Kazumasa 2350.67
2 White Win JPN Takagawa Teiji 2165.96
3 Black Win JPN Iio Yoshihiro 2435.47
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2466.21
Round Color Result Opponent
1 White Win JPN Ozawa Tetsushi 2014.67
2 White Win JPN Koiso Shigemasa 2085.60
3 Black Win JPN Tamura Kazumasa 2346.81
4 White Win JPN Takagawa Teiji 2173.47
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2459.05
Round Color Result Opponent
1 Black Win JPN Sato Kiyotomi 2258.41
2 White Loss JPN Yamaguchi Yusui 2534.41
3 Black Win JPN Matsuura Hiroshi 2181.09
4 White Win JPN Kawamura Norihiko 2541.62
5 White Loss JPN Isobe Taizan 2321.72
6 White Win JPN Miyoshi Takeo 2183.26
7 Black Win JPN Okabe Hiroshi 2507.16
8 Black Draw JPN Iio Yoshihiro 2437.25
World Championship BT
Date 2007-08-15 Rating 2450.50
Round Color Result Opponent
2 White Win RUS Serdyukov Egor 2393.10
3 White Draw TPE Lu Wei-Yuan 2366.28
4 White Win RUS Nokhrin Oleg 2272.93
5 White Win SWE Eriksson Marcus 2221.63
6 White Loss TPE Lin Huang-Yu 2444.82
7 White Win RUS Karasyov Maxim 2409.26
8 White Win RUS Sorokina Oksana 2358.97
9 Black Win JPN Ishitani Shin-ichi 2257.69
World Championship QT
Date 2007-08-08 Rating 2448.00
Round Color Result Opponent
1 White Loss CHN Qiu Yunfei 2397.65
2 White Win SWE Eriksson Bjorn 2253.34
3 White Win JPN Miyagawa Junzo 2158.53
4 White Loss JPN Okabe Hiroshi 2500.52
5 White Draw RUS Dvoeglazov Vladimir 2275.32
6 White Loss RUS Savrasova Yulia 2569.62
7 Black Win TPE Lu Wei-Yuan 2365.75
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2432.38
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2196.02
2 Black Win JPN Hata Masayuki 2192.75
3 White Loss JPN Iio Yoshihiro 2433.26
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2422.12
Round Color Result Opponent
1 White Win JPN Miyagawa Junzo 2147.23
2 Black Win JPN Sakamoto Hirouji 2197.20
3 White Win JPN Takagawa Teiji 2182.16
4 White Win JPN Ozawa Tetsushi 2026.43
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2405.27
Round Color Result Opponent
1 White Loss JPN Tanno Yoshitaka 2050.19
2 White Win JPN Kato Yasuhiro 1876.03
4 White Win JPN Nagao Noriaki 2243.76
5 Black Win JPN Miyagawa Junzo 2142.52
6 White Loss JPN Yamaguchi Yusui 2530.74
2nd Kansai Championship 3rd round
Date 2007-01-14 Rating 2384.86
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2427.68
2 White Loss JPN Takashima Junya 2391.79
3 White Win JPN Sagara Takashi 2392.74
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2361.15
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2425.01
2 Black Win JPN Sakamoto Hirouji 2188.60
3 Black Loss JPN Sagara Takashi 2395.92
4 Black Win JPN Koiso Shigemasa 2077.09
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2352.96
Round Color Result Opponent
1 Black Loss JPN Sato Kiyotomi 2277.53
2 White Win JPN Matsuura Hiroshi 2182.94
3 White Loss JPN Fujii Naoki 1976.75
4 Black Draw JPN Kawamura Norihiko 2568.28
5 Black Loss JPN Yamaguchi Yusui 2520.87
6 White Loss JPN Iio Yoshihiro 2424.61
7 White Win JPN Nagao Noriaki 2226.77
8 White Draw JPN Okabe Hiroshi 2467.09
9 Black Win JPN Ishitani Shin-ichi 2240.09
Asian Championship
Date 2006-08-15 Rating 2344.67
Round Color Result Opponent
1 White Draw KOR Lee Jo-Sub 2285.46
2 Black Win KOR Kim Hong Soon 2046.56
3 White Loss JPN Iio Yoshihiro 2424.47
4 Black Win KOR Kwon Jae-Woo 1874.98
5 Black Loss KOR Park Eol 2194.29
6 Black Win JPN Kashihara Akihiko 2220.81
7 White Win TPE Pu Hsun-Fang 1928.52
8 Black Win KOR Kim Chang-Hoon 2450.94
Youth World Championship
Date 2006-08-08 Rating 2342.92
Round Color Result Opponent
a1 Black Loss CHN Zhang Cheng 2375.89
a2 Black Win JPN Maruta Hiroki 1921.56
a3 Black Win SWE Blomstedt Torbjorn 2051.13
a4 Black Loss EST Oll Aivo 2554.59
a5 White Win JPN Tanizaki Ryusuke 2046.63
a6 Black Win CHN Lin Shan 2097.27
a7 White Loss CHN Wu Hao 2539.24
a8 White Loss RUS Serdyukov Egor 2322.38
Meijin-sen Qual, Kansai-Hokuriku area final round
Date 2006-06-18 Rating 2333.39
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2423.11
2 Black Win JPN Hata Masayuki 2200.71
3 White Win JPN Takashima Junya 2376.66
Team World Championship
Date 2006-05-05 Rating 2323.52
Round Color Result Opponent
1 Black Draw FIN Haikonen Kari 2104.72
2 White Loss SWE Eriksson Bjorn 2249.67
3 White Loss EST Soosõrv Ants 2569.38
4 Black Loss RUS Karasyov Maxim 2445.92
5 White Loss CHN Zhu Jianfeng 2406.30
6 Black Loss RUS Artemyev Sergey 2537.97
7 Black Win EST Oblikas Mikk 2171.17
F1 Black Win SWE Eriksson Bjorn 2249.67
F2 Black Loss SWE Gaulitz Joachim 2368.12
The 43rd Meijin-sen Tournament
Date 2005-09-19 Rating 2302.26
Round Color Result Opponent
1 White Loss JPN Okabe Hiroshi 2446.07
2 White Draw JPN Ishitani Shin-ichi 2262.99
3 White Loss JPN Yamaguchi Yusui 2487.81
4 White Win JPN Takashima Junya 2360.36
5 White Win JPN Sato Kiyotomi 2236.70
6 White Win JPN Kawate Kozo 1961.91
7 White Loss JPN Hasegawa Kazuto 2611.41
8 White Loss JPN Matsuura Hiroshi 2207.72
9 Black Win JPN Tanaka Koichi 2115.37
World Championship QT
Date 2005-07-31 Rating 2297.70
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2401.87
2 White Win TPE Wang Chih-Kung 2131.07
3 White Loss SWE Andersson Tord 2275.54
4 White Loss EST Lents Johann 2420.71
5 White Win ARM Poghosyan Albert 2277.92
6 Black Loss RUS Kozhin Mikhail 2474.87
7 White Win JPN Yamaguchi Yusui 2481.15
1st Kansai Championship 1st round
Date 2005-07-10 Rating 2295.77
Round Color Result Opponent
1 White Win JPN Masutani Hiroshi 1957.07
2 White Loss JPN Ozawa Tetsushi 2055.31
3 Black Loss JPN Tsujibayashi Taro 2072.60
4 White Win JPN Ishibashi Hiroaki 1686.21
5 White Win JPN Maki Tatsuya 1756.58
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2296.46
Round Color Result Opponent
1 White Win JPN Adachi Yasuhiro 1761.53
2 White Win JPN Koiso Shigemasa 2095.36
3 White Win JPN Yasumoto Yoshinobu 1953.55
4 White Win JPN Takashima Junya 2336.86