JPN Oosumi Yuuki

Place: Moriyama, Japan

Rating: 2607.61, Rank: 22

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

Top rating: 2748.95 (2013-08-14)

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

Gy1: 0, Gy2: 0, Gy5: 18

13 Kansai Championship final match
Date 2018-03-18 Rating 2607.61
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2439.52
2 White Loss JPN Iio Yoshihiro 2439.52
3 Black Loss JPN Iio Yoshihiro 2439.52
12 Kansai Championship final match
Date 2017-03-19 Rating 2639.35
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2538.74
2 White Loss JPN Hasegawa Kazuto 2538.74
3 Black Win JPN Hasegawa Kazuto 2538.74
11 Kansai Championship Final match
Date 2016-04-03 Rating 2667.84
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2467.07
2 White Win JPN Iio Yoshihiro 2467.07
3 Black Win JPN Iio Yoshihiro 2467.07
53 Meijinsen Tournament
Date 2015-09-22 Rating 2687.70
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2447.22
2 White Loss JPN Koyama Jun 2540.47
3 White Win JPN Hasegawa Kazuto 2575.81
4 Black Win JPN Kawamura Norihiko 2539.01
5 Black Draw JPN Okabe Hiroshi 2632.63
6 White Win JPN Matsuura Hiroshi 2314.92
7 White Win JPN Ishitani Shin-ichi 2316.67
8 White Loss JPN Nakayama Tomoharu 2674.00
9 Black Draw JPN Tamada Yoichi 2486.50
10 Kansai Championship final match
Date 2015-03-15 Rating 2714.43
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2438.60
2 White Win JPN Iio Yoshihiro 2438.60
52 Meijinsen Match R5
Date 2015-01-10 Rating 2721.78
Round Color Result Opponent
5 White Loss JPN Nakamura Shigeru 2812.13
52 Meijinsen Match
Date 2015-01-10 Rating 2721.78
Round Color Result Opponent
1 Black Win JPN Nakamura Shigeru 2812.13
2 Black Draw JPN Nakamura Shigeru 2812.13
3 White Draw JPN Nakamura Shigeru 2812.13
4 Black Draw JPN Nakamura Shigeru 2812.13
5 White Loss JPN Nakamura Shigeru 2812.13
52 Meijinsen Match R3,4
Date 2014-11-23 Rating 2726.35
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2808.69
4 Black Draw JPN Nakamura Shigeru 2808.69
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2727.44
Round Color Result Opponent
S1 Black Loss JPN Kawamura Norihiko 2564.45
S2 White Win JPN Fukui Nobuhiro 2526.20
S3 Black Win JPN Miyagawa Junzo 2150.24
S4 Black Win JPN Iio Yoshihiro 2433.39
S5 White Win JPN Okabe Hiroshi 2655.52
52 Meijinsen Tournament
Date 2014-09-15 Rating 2731.28
Round Color Result Opponent
1 Black Win JPN Matsuura Hiroshi 2294.72
2 White Win JPN Sato Kiyotomi 2398.50
3 Black Win JPN Iio Yoshihiro 2430.57
4 White Win JPN Fukui Nobuhiro 2530.92
5 Black Win JPN Okabe Hiroshi 2658.40
6 White Draw JPN Nakayama Tomoharu 2629.65
7 Black Win JPN Hasegawa Kazuto 2561.83
8 Black Draw JPN Tamada Yoichi 2474.92
9 Black Win JPN Kashihara Akihiko 2261.80
Team World Championship
Date 2014-05-03 Rating 2732.00
Round Color Result Opponent
1 Black Draw JPN Kamiya Shunsuke 2520.90
2 Black Loss TPE Lin Huang-Yu 2712.85
3 Black Win EST Soosõrv Ants 2649.54
4 White Win RUS Nikonov Konstantin 2620.37
5 White Win TPE Huang Yen-Hua 2297.09
6 Black Win JPN Mitsumori Masao 2261.37
7 White Loss TPE Lin Huang-Yu 2712.85
9 White Win RUS Nikonov Konstantin 2620.37
10 Black Win TPE Chang Chia-Cheng 2111.64
9th Kansai Championship final match
Date 2014-04-06 Rating 2732.32
Round Color Result Opponent
1 Black Draw JPN Iio Yoshihiro 2454.00
2 Black Loss JPN Iio Yoshihiro 2454.00
3 White Win JPN Iio Yoshihiro 2454.00
4 White Win JPN Iio Yoshihiro 2454.00
9th All Japan Championship
Date 2014-01-26 Rating 2737.46
Round Color Result Opponent
1 White Win JPN Maruyama Yasushi 2215.77
2 Black Draw JPN Iio Yoshihiro 2454.98
3 Black Win JPN Tamura Kazumasa 2444.38
4 Black Draw JPN Okabe Hiroshi 2667.18
5 Black Win JPN Ono Takayuki 2297.80
6 White Win JPN Fukui Nobuhiro 2520.93
51 Meijinsen Match R3 R4
Date 2013-12-22 Rating 2739.86
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2802.09
4 Black Loss JPN Nakamura Shigeru 2802.09
45 Kyoto Classified Tournament
Date 2013-11-10 Rating 2743.75
Round Color Result Opponent
S1 White Win JPN Mano Yoshihisa 2237.50
S2 White Draw JPN Okabe Hiroshi 2665.52
S3 Black Win JPN Hasegawa Kazuto 2538.14
S4 Black Win JPN Ishitani Shin-ichi 2341.22
S5 Black Win JPN Fukui Nobuhiro 2511.58
51 Meijinsen Match R1 R2
Date 2013-10-20 Rating 2744.96
Round Color Result Opponent
1 Black Draw JPN Nakamura Shigeru 2798.23
2 White Loss JPN Nakamura Shigeru 2798.23
51 Meijinsen Tournament
Date 2013-09-16 Rating 2747.79
Round Color Result Opponent
1 Black Win JPN Kawano Takahisa 2294.40
2 White Win JPN Mano Yoshihisa 2237.55
3 White Draw JPN Hasegawa Kazuto 2535.12
4 White Win JPN Sato Kiyotomi 2384.77
5 White Draw JPN Kamiya Shunsuke 2481.08
6 White Win JPN Kawate Kozo 2029.28
7 White Win JPN Okabe Hiroshi 2662.20
8 White Win JPN Hata Masayuki 2168.37
9 Black Win JPN Yamaguchi Yusui 2513.03
ex White Win JPN Okabe Hiroshi 2662.20
World Championship AT
Date 2013-08-14 Rating 2748.95
Round Color Result Opponent
1 Black Loss EST Taimla Tunnet 2773.16
2 Black Win RUS Epifanov Dmitry 2583.30
3 White Win RUS Salnikov Pavel 2517.23
4 White Win EST Oll Aivo 2645.10
5 Black Draw JPN Okabe Hiroshi 2658.83
6 White Loss CHN Cao Dong 2665.02
7 White Win CHN Wang Qingqing 2564.47
8 Black Win TPE Chen Ko-Han 2587.23
9 Black Win CHN Lan Zhiren 2549.01
10 White Draw EST Hõbemägi Martin 2495.77
11 Black Win RUS Sushkov Vladimir 2731.09
8th Kansai Championship final match
Date 2013-05-12 Rating 2748.26
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2525.35
2 White Win JPN Hasegawa Kazuto 2525.35
8th All Japan Championship
Date 2013-03-24 Rating 2746.32
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2223.00
2 Black Win JPN Nagao Noriaki 2318.73
3 Black Win JPN Kudomi Takahiro 2330.51
4 White Draw JPN Nakamura Shigeru 2784.47
5 Black Win JPN Ishitani Shin-ichi 2303.40
6 Black Win JPN Okabe Hiroshi 2645.62
ex Black Win JPN Nakamura Shigeru 2784.47
50 Meijinsen Match R5
Date 2013-01-27 Rating 2738.91
Round Color Result Opponent
5 Black Loss JPN Nakamura Shigeru 2790.29
50 Meijinsen Match R3,R4
Date 2012-12-23 Rating 2735.38
Round Color Result Opponent
3 White Draw JPN Nakamura Shigeru 2791.75
4 White Loss JPN Nakamura Shigeru 2791.75
44 Kyoto Classified Tournament
Date 2012-11-11 Rating 2732.21
Round Color Result Opponent
S1 Black Win JPN Fukui Nobuhiro 2468.06
S2 White Win JPN Ono Takayuki 2340.67
S3 White Win JPN Kudomi Takahiro 2334.20
S4 White Draw JPN Hasegawa Kazuto 2512.85
S5 White Win JPN Okabe Hiroshi 2630.93
50 Meijinsen Match R1,R2
Date 2012-10-21 Rating 2729.93
Round Color Result Opponent
1 Black Win JPN Nakamura Shigeru 2791.51
2 Black Draw JPN Nakamura Shigeru 2791.51
Team World Championship
Date 2012-05-06 Rating 2703.26
Round Color Result Opponent
1 Black Loss CHN Cao Dong 2625.07
3 Black Loss RUS Sushkov Vladimir 2697.07
5 White Draw EST Taimla Tunnet 2754.77
6 Black Loss CHN Yang Yanxi 2610.66
7 White Win CHN Lan Zhiren 2507.88
8 White Win CHN Cao Dong 2625.07
9 White Loss CHN Yang Yanxi 2610.66
10 White Loss CHN Lan Zhiren 2507.88
7th Kansai Championship final match
Date 2012-04-01 Rating 2704.01
Round Color Result Opponent
1 Black Win JPN Kise Katsumi 2467.95
2 Black Win JPN Kise Katsumi 2467.95
15th Mikami Cup Tournament
Date 2012-03-11 Rating 2703.82
Round Color Result Opponent
S1 White Win JPN Isobe Taizan 2343.47
S2 Black Win JPN Mitsumori Masao 2291.00
S3 Black Win JPN Nakamura Shigeru 2790.57
S4 White Win JPN Ishitani Shin-ichi 2301.81
S5 Black Win JPN Kobayashi Koichi 2145.35
12 Kanto Renju Emperor Tournament final match
Date 2012-02-12 Rating 2701.61
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2789.71
2 Black Draw JPN Nakamura Shigeru 2789.71
3 White Draw JPN Nakamura Shigeru 2789.71
7th All Japan Championship
Date 2012-01-29 Rating 2700.63
Round Color Result Opponent
1 Black Win JPN Fukui Nobuhiro 2406.67
2 White Win JPN Kudomi Takahiro 2338.16
3 White Win JPN Isobe Taizan 2344.19
4 White Loss JPN Nakamura Shigeru 2789.15
5 Black Win JPN Mitsumori Masao 2293.71
6 Black Win JPN Okabe Hiroshi 2616.32
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2699.16
Round Color Result Opponent
1 Black Draw JPN Nakamura Shigeru 2787.68
2 Black Win JPN Nakayama Tomoharu 2517.38
3 White Win JPN Kamiya Shunsuke 2396.62
4 Black Win JPN Mitsumori Masao 2293.41
5 White Win JPN Okabe Hiroshi 2617.15
49 Meijinsen Match R3,R4
Date 2011-12-18 Rating 2694.14
Round Color Result Opponent
3 Black Draw JPN Yamaguchi Yusui 2555.58
4 Black Win JPN Yamaguchi Yusui 2555.58
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2687.54
Round Color Result Opponent
S1 White Win JPN Okumura Toyohiko 2269.42
S2 White Win JPN Sakamoto Hirouji 2261.90
S3 Black Win JPN Ishitani Shin-ichi 2315.43
S4 White Loss JPN Okabe Hiroshi 2620.64
S5 White Win JPN Hasegawa Kazuto 2485.41
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2683.72
Round Color Result Opponent
1 White Win JPN Koyama Jun 2388.02
2 White Win JPN Ishitani Shin-ichi 2315.58
3 White Win JPN Kamiya Shunsuke 2385.76
4 White Win JPN Nakayama Tomoharu 2505.42
49 Meijinsen Match R1,R2
Date 2011-10-16 Rating 2682.09
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2555.83
2 Black Win JPN Yamaguchi Yusui 2555.83
World Championship AT
Date 2011-08-10 Rating 2668.27
Round Color Result Opponent
1 Black Loss SWE Andersson Tord 2348.98
2 Black Loss HKG Huang Jinxian 2541.59
3 Black Loss RUS Sushkov Vladimir 2691.49
4 White Draw JPN Okabe Hiroshi 2617.74
5 Black Draw TPE Lin Huang-Yu 2686.28
6 White Win RUS Artemyev Sergey 2513.71
7 White Win TPE Hou I-Cheng 2416.36
8 Black Win CHN Dai Xiaohan 2622.57
9 White Win EST Oll Aivo 2621.66
10 Black Draw CHN Cao Dong 2629.01
11 Black Draw EST Taimla Tunnet 2718.43
28th Kanto Championship
Date 2011-05-22 Rating 2655.84
Round Color Result Opponent
1 Black Draw JPN Kato Yasuhiro 2005.93
2 Black Draw JPN Kamiya Shunsuke 2368.58
3 Black Loss JPN Fukui Nobuhiro 2349.97
4 Black Win JPN Iwano Fumio 2076.29
5 Black Win JPN Tamada Yoichi 2420.74
6th All Japan Championship
Date 2011-03-27 Rating 2653.09
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2145.57
2 White Loss JPN Tamada Yoichi 2424.73
3 Black Win JPN Koiso Shigemasa 2086.98
4 Black Win JPN Mano Yoshihisa 2211.95
5 Black Win JPN Sato Kiyotomi 2317.37
6 Black Win JPN Okabe Hiroshi 2609.94
6th Kansai Championship final match
Date 2011-03-20 Rating 2652.78
Round Color Result Opponent
1 Black Win JPN Iio Yoshihiro 2424.02
2 Black Win JPN Iio Yoshihiro 2424.02
14th Mikami Cup Tournament
Date 2011-01-30 Rating 2649.06
Round Color Result Opponent
S1 White Win JPN Isobe Taizan 2333.90
S2 Black Win JPN Mitsumori Masao 2271.63
S3 Black Win JPN Nakamura Shigeru 2770.02
S4 Black Win JPN Ono Takayuki 2323.76
S5 White Win JPN Ishitani Shin-ichi 2312.39
6th Kansai Championship 3rd round
Date 2011-01-09 Rating 2645.64
Round Color Result Opponent
1 Black Win JPN Hata Masayuki 2119.72
2 White Win JPN Miyagawa Junzo 2149.41
3 White Win JPN Kubo Izumi 2025.89
48 Meijinsen Match R3,R4,R5
Date 2010-12-26 Rating 2643.23
Round Color Result Opponent
3 White Win JPN Hasegawa Kazuto 2529.86
4 Black Draw JPN Hasegawa Kazuto 2529.86
5 Black Win JPN Hasegawa Kazuto 2529.86
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2634.36
Round Color Result Opponent
S1 Black Win JPN Miyoshi Takeo 2071.39
S2 Black Win JPN Okumura Toyohiko 2279.03
S3 Black Draw JPN Hasegawa Kazuto 2538.77
S4 Black Win JPN Kudomi Takahiro 2316.31
S5 Black Win JPN Okabe Hiroshi 2602.97
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2630.76
Round Color Result Opponent
1 Black Win JPN Maruta Hiroki 2051.87
2 White Win JPN Kudomi Takahiro 2315.85
4 White Draw JPN Okabe Hiroshi 2602.97
48 Meijinsen Match R1,R2
Date 2010-10-17 Rating 2627.03
Round Color Result Opponent
1 White Win JPN Hasegawa Kazuto 2544.54
2 Black Loss JPN Hasegawa Kazuto 2544.54
48th Meijinsen Tournament
Date 2010-09-20 Rating 2620.30
Round Color Result Opponent
1 White Win JPN Ishitani Shin-ichi 2308.91
2 Black Win JPN Koiso Shigemasa 2092.38
3 White Win JPN Okabe Hiroshi 2602.25
4 Black Draw JPN Kawano Takahisa 2257.16
5 White Loss JPN Sakamoto Hirouji 2249.29
6 Black Draw JPN Tamada Yoichi 2409.01
7 Black Win JPN Matsuura Hiroshi 2275.19
8 Black Win JPN Yamaguchi Yusui 2502.50
9 Black Win JPN Iio Yoshihiro 2436.08
27th Kanto Championship
Date 2010-05-23 Rating 2591.96
Round Color Result Opponent
1 Black Win JPN Tada Ayako 2162.76
2 Black Win JPN Yamaguchi Yusui 2493.41
3 Black Win JPN Kawamura Norihiko 2524.43
4 Black Loss JPN Nakamura Shigeru 2766.77
5 White Loss JPN Okabe Hiroshi 2604.73
Team World Championship
Date 2010-05-05 Rating 2587.58
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2765.36
2 White Loss CHN Li Yi 2627.86
3 White Win RUS Sushkov Vladimir 2680.93
4 White Loss EST Taimla Tunnet 2724.85
6 White Loss TPE Lin Shu-Hsuan 2526.26
7 Black Win UKR Piddubny Konstantin 2193.89
8 Black Win UKR Piddubny Konstantin 2193.89
9 White Win EST Väljataga Paul 2324.01
10 White Draw RUS Sushkov Vladimir 2680.93
5th Kansai Championship final match
Date 2010-03-28 Rating 2579.69
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2436.51
2 Black Loss JPN Iio Yoshihiro 2436.51
5th All Japan Championship
Date 2010-03-21 Rating 2578.96
Round Color Result Opponent
1 Black Win JPN Maruta Hiroki 2030.94
2 White Win JPN Tamada Yoichi 2372.42
3 White Win JPN Fukui Nobuhiro 2240.52
4 Black Loss JPN Ishitani Shin-ichi 2311.55
5 White Win JPN Tamura Kazumasa 2428.59
6 White Win JPN Nagao Noriaki 2338.27
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2564.35
Round Color Result Opponent
S1 Black Win JPN Sakamoto Hirouji 2215.97
S2 Black Loss JPN Miyoshi Takeo 2095.55
S3 Black Win JPN Matsuo Toshiko 1930.48
S4 Black Win JPN Mano Yoshihisa 2250.01
S5 Black Win JPN Tamura Kazumasa 2426.36
10 Kanto Renju Emperor Tournament 1st round
Date 2009-10-04 Rating 2561.39
Round Color Result Opponent
4 Black Loss JPN Tamada Yoichi 2329.15
47th Meijinsen tournament
Date 2009-09-22 Rating 2561.08
Round Color Result Opponent
1 White Win JPN Matsuura Hiroshi 2241.30
2 White Win JPN Sakamoto Hirouji 2210.20
3 Black Win JPN Kataoka Mitsuaki 2144.18
4 Black Draw JPN Ishitani Shin-ichi 2286.36
5 Black Win JPN Iio Yoshihiro 2422.72
6 Black Loss JPN Kawamura Norihiko 2546.12
7 White Draw JPN Okabe Hiroshi 2571.60
8 Black Win JPN Yamaguchi Yusui 2476.91
9 White Draw JPN Tamura Kazumasa 2422.74
World Championship BT
Date 2009-08-13 Rating 2560.04
Round Color Result Opponent
1 White Win RUS Golosov Viktor 2345.82
2 Black Win EST Lents Johann 2401.68
3 White Win JPN Tamura Kazumasa 2419.24
4 Black Win TPE Yu Tien-Lung 2082.30
5 Black Loss EST Pajuste Renee 2332.06
6 White Win TPE Lin Huang-Yu 2528.76
7 White Draw CHN Yin Licheng 2489.82
8 White Win POL Nowak Pawel 2329.50
9 White Loss RUS Tarannikov Yuriy 2638.28
World Championship QT
Date 2009-08-05 Rating 2559.67
Round Color Result Opponent
1 White Win CHN Yao Jinrui 2234.41
2 White Win RUS Savrasova Yulia 2560.21
3 Black Draw CHN Cao Dong 2636.91
4 White Draw TPE Lu Wei-Yuan 2391.42
5 White Win POL Nowak Pawel 2329.36
6 White Loss TPE Chen Ko-Han 2465.25
7 White Draw CZE Nykl Ondrej 2395.99
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2558.02
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2024.41
2 Black Win JPN Hata Masayuki 2120.75
3 Black Win JPN Sakamoto Hirouji 2208.62
26th Kanto Championship
Date 2009-05-17 Rating 2556.12
Round Color Result Opponent
4 White Win JPN Shimoyama Takuma 2174.85
5 Black Win JPN Kawamura Norihiko 2548.89
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2554.75
Round Color Result Opponent
1 Black Draw JPN Iio Yoshihiro 2406.70
2 White Loss CHN Li Yi 2600.94
3 Black Loss CHN Gu Wei 2448.57
4 Black Win CHN Xu Bin 2135.73
5 Black Win JPN Mitsumori Masao 2273.16
6 White Win JPN Isobe Taizan 2331.41
7 Black Win CHN Yu Manjiang 2438.39
4th All Japan Championship
Date 2009-03-21 Rating 2552.06
Round Color Result Opponent
1 White Win JPN Kobayashi Koichi 2038.12
2 Black Win JPN Miyoshi Takeo 2130.81
3 White Draw JPN Tamura Kazumasa 2419.26
4 Black Draw JPN Okabe Hiroshi 2551.90
5 Black Win JPN Isobe Taizan 2331.65
6 Black Draw JPN Nakamura Shigeru 2769.84
4th Kansai Championship, final match
Date 2009-03-15 Rating 2551.49
Round Color Result Opponent
1 Black Win JPN Hasegawa Kazuto 2601.92
2 Black Win JPN Hasegawa Kazuto 2601.92
4 Kansai Championship 3rd round
Date 2009-02-15 Rating 2546.44
Round Color Result Opponent
1 Black Win JPN Takashima Junya 2420.70
2 White Win JPN Iio Yoshihiro 2403.26
3 Black Win JPN Tamura Kazumasa 2412.78
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2539.42
Round Color Result Opponent
S1 Black Win JPN Mitsumori Masao 2264.87
46th Meijinsen Tournament
Date 2008-09-15 Rating 2506.48
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2476.44
2 White Loss JPN Iio Yoshihiro 2416.51
3 Black Win JPN Kataoka Mitsuaki 2113.14
4 White Win JPN Sato Kiyotomi 2302.86
5 White Loss JPN Okabe Hiroshi 2554.31
6 White Draw JPN Ishitani Shin-ichi 2275.17
7 White Win JPN Hata Masayuki 2181.01
8 White Loss JPN Kawamura Norihiko 2559.64
9 White Win JPN Matsuura Hiroshi 2199.87
3rd Kansai Championship final match
Date 2008-03-16 Rating 2481.46
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2640.11
2 White Loss JPN Hasegawa Kazuto 2640.11
3rd Kansai Championship 3rd round
Date 2008-01-13 Rating 2475.53
Round Color Result Opponent
1 Black Win JPN Tamura Kazumasa 2346.45
2 White Win JPN Takagawa Teiji 2162.13
3 Black Win JPN Iio Yoshihiro 2431.28
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2462.00
Round Color Result Opponent
1 White Win JPN Ozawa Tetsushi 2011.29
2 White Win JPN Koiso Shigemasa 2081.75
3 Black Win JPN Tamura Kazumasa 2342.63
4 White Win JPN Takagawa Teiji 2169.68
The 45th Meijin-sen Tournament
Date 2007-09-17 Rating 2454.85
Round Color Result Opponent
1 Black Win JPN Sato Kiyotomi 2254.52
2 White Loss JPN Yamaguchi Yusui 2530.25
3 Black Win JPN Matsuura Hiroshi 2177.29
4 White Win JPN Kawamura Norihiko 2537.45
5 White Loss JPN Isobe Taizan 2317.80
6 White Win JPN Miyoshi Takeo 2179.61
7 Black Win JPN Okabe Hiroshi 2502.85
8 Black Draw JPN Iio Yoshihiro 2433.09
World Championship BT
Date 2007-08-15 Rating 2446.32
Round Color Result Opponent
2 White Win RUS Serdyukov Egor 2387.90
3 White Draw TPE Lu Wei-Yuan 2361.82
4 White Win RUS Nokhrin Oleg 2267.43
5 White Win SWE Eriksson Marcus 2216.81
6 White Loss TPE Lin Huang-Yu 2440.55
7 White Win RUS Karasyov Maxim 2404.04
8 White Win RUS Sorokina Oksana 2353.51
9 Black Win JPN Ishitani Shin-ichi 2253.67
World Championship QT
Date 2007-08-08 Rating 2443.82
Round Color Result Opponent
1 White Loss CHN Qiu Yunfei 2393.65
2 White Win SWE Eriksson Bjorn 2248.37
3 White Win JPN Miyagawa Junzo 2154.48
4 White Loss JPN Okabe Hiroshi 2496.23
5 White Draw RUS Dvoeglazov Vladimir 2270.11
6 White Loss RUS Savrasova Yulia 2564.55
7 Black Win TPE Lu Wei-Yuan 2361.30
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2428.26
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2192.06
2 Black Win JPN Hata Masayuki 2188.96
3 White Loss JPN Iio Yoshihiro 2429.16
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2418.03
Round Color Result Opponent
1 White Win JPN Miyagawa Junzo 2143.28
2 Black Win JPN Sakamoto Hirouji 2193.28
3 White Win JPN Takagawa Teiji 2178.45
4 White Win JPN Ozawa Tetsushi 2023.15
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2401.24
Round Color Result Opponent
1 White Loss JPN Tanno Yoshitaka 2047.25
2 White Win JPN Kato Yasuhiro 1872.65
4 White Win JPN Nagao Noriaki 2240.02
5 Black Win JPN Miyagawa Junzo 2138.62
6 White Loss JPN Yamaguchi Yusui 2526.75
2nd Kansai Championship 3rd round
Date 2007-01-14 Rating 2380.90
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2423.72
2 White Loss JPN Takashima Junya 2387.77
3 White Win JPN Sagara Takashi 2389.12
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2357.27
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2421.13
2 Black Win JPN Sakamoto Hirouji 2184.85
3 Black Loss JPN Sagara Takashi 2392.32
4 Black Win JPN Koiso Shigemasa 2073.44
The 44th Meijin-sen Tournament
Date 2006-09-18 Rating 2349.10
Round Color Result Opponent
1 Black Loss JPN Sato Kiyotomi 2273.84
2 White Win JPN Matsuura Hiroshi 2179.37
3 White Loss JPN Fujii Naoki 1975.91
4 Black Draw JPN Kawamura Norihiko 2564.44
5 Black Loss JPN Yamaguchi Yusui 2517.10
6 White Loss JPN Iio Yoshihiro 2420.76
7 White Win JPN Nagao Noriaki 2223.16
8 White Draw JPN Okabe Hiroshi 2463.12
9 Black Win JPN Ishitani Shin-ichi 2236.51
Asian Championship
Date 2006-08-15 Rating 2340.84
Round Color Result Opponent
1 White Draw KOR Lee Jo-Sub 2282.82
2 Black Win KOR Kim Hong Soon 2044.19
3 White Loss JPN Iio Yoshihiro 2420.63
4 Black Win KOR Kwon Jae-Woo 1873.58
5 Black Loss KOR Park Eol 2192.02
6 Black Win JPN Kashihara Akihiko 2217.01
7 White Win TPE Pu Hsun-Fang 1926.67
8 Black Win KOR Kim Chang-Hoon 2448.04
Youth World Championship
Date 2006-08-08 Rating 2339.08
Round Color Result Opponent
a1 Black Loss CHN Zhang Cheng 2372.02
a2 Black Win JPN Maruta Hiroki 1918.23
a3 Black Win SWE Blomstedt Torbjorn 2046.67
a4 Black Loss EST Oll Aivo 2550.02
a5 White Win JPN Tanizaki Ryusuke 2043.23
a6 Black Win CHN Lin Shan 2094.27
a7 White Loss CHN Wu Hao 2535.19
a8 White Loss RUS Serdyukov Egor 2317.50
Meijin-sen Qual, Kansai-Hokuriku area final round
Date 2006-06-18 Rating 2329.57
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2419.29
2 Black Win JPN Hata Masayuki 2197.11
3 White Win JPN Takashima Junya 2372.74
Team World Championship
Date 2006-05-05 Rating 2319.71
Round Color Result Opponent
1 Black Draw FIN Haikonen Kari 2100.81
2 White Loss SWE Eriksson Bjorn 2245.26
3 White Loss EST Soosõrv Ants 2564.88
4 Black Loss RUS Karasyov Maxim 2441.19
5 White Loss CHN Zhu Jianfeng 2402.51
6 Black Loss RUS Artemyev Sergey 2533.08
7 Black Win EST Oblikas Mikk 2167.00
F1 Black Win SWE Eriksson Bjorn 2245.26
F2 Black Loss SWE Gaulitz Joachim 2363.79
The 43rd Meijin-sen Tournament
Date 2005-09-19 Rating 2298.60
Round Color Result Opponent
1 White Loss JPN Okabe Hiroshi 2442.26
2 White Draw JPN Ishitani Shin-ichi 2259.72
3 White Loss JPN Yamaguchi Yusui 2484.33
4 White Win JPN Takashima Junya 2356.68
5 White Win JPN Sato Kiyotomi 2233.18
6 White Win JPN Kawate Kozo 1959.18
7 White Loss JPN Hasegawa Kazuto 2607.83
8 White Loss JPN Matsuura Hiroshi 2204.33
9 Black Win JPN Tanaka Koichi 2112.61
World Championship QT
Date 2005-07-31 Rating 2294.05
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2398.28
2 White Win TPE Wang Chih-Kung 2127.15
3 White Loss SWE Andersson Tord 2271.35
4 White Loss EST Lents Johann 2416.44
5 White Win ARM Poghosyan Albert 2273.99
6 Black Loss RUS Kozhin Mikhail 2470.21
7 White Win JPN Yamaguchi Yusui 2477.70
1st Kansai Championship 1st round
Date 2005-07-10 Rating 2292.14
Round Color Result Opponent
1 White Win JPN Masutani Hiroshi 1955.44
2 White Loss JPN Ozawa Tetsushi 2052.49
3 Black Loss JPN Tsujibayashi Taro 2070.74
4 White Win JPN Ishibashi Hiroaki 1684.35
5 White Win JPN Maki Tatsuya 1755.09
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2292.85
Round Color Result Opponent
1 White Win JPN Adachi Yasuhiro 1758.72
2 White Win JPN Koiso Shigemasa 2091.94
3 White Win JPN Yasumoto Yoshinobu 1950.53
4 White Win JPN Takashima Junya 2333.27