Oosumi Yuuki (大角友希)
Place: Moriyama, Japan
Birth: 1986-02-18
Rating: 2664.35, Std: 244.57, Rank: -
First game: 2005-03-20, Last game: 2018-03-18
Top rating: 2844.66 (2013-08-14)
Games: 477, Wins: 295, Draws: 65, Losses: 117
Gy1: 0, Gy2: 0, Gy5: 0
| 13 Kansai Championship final match | ||||
|---|---|---|---|---|
| Date | 2018-03-18 | Rating | 2664.35 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Iio Yoshihiro | 2524.57 |
| 2 | White | Loss | Iio Yoshihiro | 2524.57 |
| 3 | Black | Loss | Iio Yoshihiro | 2524.57 |
| 12 Kansai Championship final match | ||||
| Date | 2017-03-19 | Rating | 2707.73 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hasegawa Kazuto | 2619.81 |
| 2 | White | Loss | Hasegawa Kazuto | 2619.81 |
| 3 | Black | Win | Hasegawa Kazuto | 2619.81 |
| 11 Kansai Championship Final match | ||||
| Date | 2016-04-03 | Rating | 2744.46 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Iio Yoshihiro | 2554.67 |
| 2 | White | Win | Iio Yoshihiro | 2554.67 |
| 3 | Black | Win | Iio Yoshihiro | 2554.67 |
| 53 Meijinsen Tournament | ||||
| Date | 2015-09-22 | Rating | 2770.14 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Iio Yoshihiro | 2528.48 |
| 2 | White | Loss | Koyama Jun | 2632.21 |
| 3 | White | Win | Hasegawa Kazuto | 2669.48 |
| 4 | Black | Win | Kawamura Norihiko | 2620.64 |
| 5 | Black | Draw | Okabe Hiroshi | 2714.53 |
| 6 | White | Win | Matsuura Hiroshi | 2396.47 |
| 7 | White | Win | Ishitani Shin-ichi | 2389.22 |
| 8 | White | Loss | Nakayama Tomoharu | 2766.15 |
| 9 | Black | Draw | Tamada Yoichi | 2579.54 |
| 10 Kansai Championship final match | ||||
| Date | 2015-03-15 | Rating | 2805.25 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Iio Yoshihiro | 2518.03 |
| 2 | White | Win | Iio Yoshihiro | 2518.03 |
| 52 Meijinsen Match | ||||
| Date | 2015-01-10 | Rating | 2814.73 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Nakamura Shigeru | 2894.82 |
| 2 | Black | Draw | Nakamura Shigeru | 2894.82 |
| 3 | White | Draw | Nakamura Shigeru | 2894.82 |
| 4 | Black | Draw | Nakamura Shigeru | 2894.82 |
| 5 | White | Loss | Nakamura Shigeru | 2894.82 |
| 46 Kyoto Classified Tournament | ||||
| Date | 2014-11-09 | Rating | 2820.01 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Loss | Kawamura Norihiko | 2650.16 |
| S2 | White | Win | Fukui Nobuhiro | 2602.03 |
| S3 | Black | Win | Miyagawa Junzo | 2226.73 |
| S4 | Black | Win | Iio Yoshihiro | 2511.59 |
| S5 | White | Win | Okabe Hiroshi | 2742.33 |
| 52 Meijinsen Tournament | ||||
| Date | 2014-09-15 | Rating | 2824.32 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Matsuura Hiroshi | 2349.89 |
| 2 | White | Win | Sato Kiyotomi | 2481.57 |
| 3 | Black | Win | Iio Yoshihiro | 2507.85 |
| 4 | White | Win | Fukui Nobuhiro | 2611.44 |
| 5 | Black | Win | Okabe Hiroshi | 2745.95 |
| 6 | White | Draw | Nakayama Tomoharu | 2717.50 |
| 7 | Black | Win | Hasegawa Kazuto | 2652.30 |
| 8 | Black | Draw | Tamada Yoichi | 2561.88 |
| 9 | Black | Win | Kashihara Akihiko | 2340.94 |
| Team World Championship 2014 | ||||
| Date | 2014-05-03 | Rating | 2822.90 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Kamiya Shunsuke | 2602.17 |
| 2 | Black | Loss | Lin Huang-Yu | 2808.22 |
| 3 | Black | Win | Soosõrv Ants | 2741.31 |
| 4 | White | Win | Nikonov Konstantin | 2720.07 |
| 5 | White | Win | Huang Yen-Hua | 2367.66 |
| 6 | Black | Win | Mitsumori Masao | 2334.00 |
| 7 | White | Loss | Lin Huang-Yu | 2808.22 |
| 9 | White | Win | Nikonov Konstantin | 2720.07 |
| 10 | Black | Win | Chang Chia-Cheng | 2173.89 |
| 9th Kansai Championship final match | ||||
| Date | 2014-04-06 | Rating | 2822.86 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Iio Yoshihiro | 2543.73 |
| 2 | Black | Loss | Iio Yoshihiro | 2543.73 |
| 3 | White | Win | Iio Yoshihiro | 2543.73 |
| 4 | White | Win | Iio Yoshihiro | 2543.73 |
| 9th All Japan Championship | ||||
| Date | 2014-01-26 | Rating | 2829.20 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Maruyama Yasushi | 2288.07 |
| 2 | Black | Draw | Iio Yoshihiro | 2545.90 |
| 3 | Black | Win | Tamura Kazumasa | 2527.63 |
| 4 | Black | Draw | Okabe Hiroshi | 2757.85 |
| 5 | Black | Win | Ono Takayuki | 2372.67 |
| 6 | White | Win | Fukui Nobuhiro | 2606.15 |
| 51 Meijinsen Match R3 R4 | ||||
| Date | 2013-12-22 | Rating | 2832.22 | |
| Round | Color | Result | Opponent | |
| 3 | White | Draw | Nakamura Shigeru | 2889.08 |
| 4 | Black | Loss | Nakamura Shigeru | 2889.08 |
| 45 Kyoto Classified Tournament | ||||
| Date | 2013-11-10 | Rating | 2837.42 | |
| Round | Color | Result | Opponent | |
| S1 | White | Win | Mano Yoshihisa | 2312.00 |
| S2 | White | Draw | Okabe Hiroshi | 2756.01 |
| S3 | Black | Win | Hasegawa Kazuto | 2623.03 |
| S4 | Black | Win | Ishitani Shin-ichi | 2423.11 |
| S5 | Black | Win | Fukui Nobuhiro | 2596.02 |
| 51 Meijinsen Match R1 R2 | ||||
| Date | 2013-10-20 | Rating | 2838.99 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Nakamura Shigeru | 2884.04 |
| 2 | White | Loss | Nakamura Shigeru | 2884.04 |
| 51 Meijinsen Tournament | ||||
| Date | 2013-09-16 | Rating | 2842.94 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kawano Takahisa | 2367.48 |
| 2 | White | Win | Mano Yoshihisa | 2313.36 |
| 3 | White | Draw | Hasegawa Kazuto | 2619.46 |
| 4 | White | Win | Sato Kiyotomi | 2468.79 |
| 5 | White | Draw | Kamiya Shunsuke | 2556.55 |
| 6 | White | Win | Kawate Kozo | 2191.01 |
| 7 | White | Win | Okabe Hiroshi | 2751.76 |
| 8 | White | Win | Hata Masayuki | 2254.61 |
| 9 | Black | Win | Yamaguchi Yusui | 2589.34 |
| ex | White | Win | Okabe Hiroshi | 2751.76 |
| World Championship 2013, AT | ||||
| Date | 2013-08-14 | Rating | 2844.66 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Taimla Tunnet | 2875.40 |
| 2 | Black | Win | Epifanov Dmitry | 2683.61 |
| 3 | White | Win | Salnikov Pavel | 2598.76 |
| 4 | White | Win | Oll Aivo | 2732.07 |
| 5 | Black | Draw | Okabe Hiroshi | 2747.25 |
| 6 | White | Loss | Cao Dong | 2742.11 |
| 7 | White | Win | Wang Qingqing | 2645.43 |
| 8 | Black | Win | Chen Ko-Han | 2679.58 |
| 9 | Black | Win | Lan Zhiren | 2631.63 |
| 10 | White | Draw | Hõbemägi Martin | 2582.59 |
| 11 | Black | Win | Sushkov Vladimir | 2820.02 |
| 8th Kansai Championship final match | ||||
| Date | 2013-05-12 | Rating | 2844.57 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hasegawa Kazuto | 2607.01 |
| 2 | White | Win | Hasegawa Kazuto | 2607.01 |
| 8th All Japan Championship | ||||
| Date | 2013-03-24 | Rating | 2842.31 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tada Ayako | 2286.52 |
| 2 | Black | Win | Nagao Noriaki | 2385.87 |
| 3 | Black | Win | Kudomi Takahiro | 2416.82 |
| 4 | White | Draw | Nakamura Shigeru | 2865.39 |
| 5 | Black | Win | Ishitani Shin-ichi | 2373.45 |
| 6 | Black | Win | Okabe Hiroshi | 2729.96 |
| ex | Black | Win | Nakamura Shigeru | 2865.39 |
| 50 Meijinsen Match R5 | ||||
| Date | 2013-01-27 | Rating | 2832.51 | |
| Round | Color | Result | Opponent | |
| 5 | Black | Loss | Nakamura Shigeru | 2874.40 |
| 50 Meijinsen Match R3,R4 | ||||
| Date | 2012-12-23 | Rating | 2828.10 | |
| Round | Color | Result | Opponent | |
| 3 | White | Draw | Nakamura Shigeru | 2876.77 |
| 4 | White | Loss | Nakamura Shigeru | 2876.77 |
| 44 Kyoto Classified Tournament | ||||
| Date | 2012-11-11 | Rating | 2824.49 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Win | Fukui Nobuhiro | 2552.08 |
| S2 | White | Win | Ono Takayuki | 2422.66 |
| S3 | White | Win | Kudomi Takahiro | 2418.26 |
| S4 | White | Draw | Hasegawa Kazuto | 2591.25 |
| S5 | White | Win | Okabe Hiroshi | 2711.32 |
| 50 Meijinsen Match R1,R2 | ||||
| Date | 2012-10-21 | Rating | 2821.76 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Nakamura Shigeru | 2876.63 |
| 2 | Black | Draw | Nakamura Shigeru | 2876.63 |
| Team World Championship 2012 | ||||
| Date | 2012-05-06 | Rating | 2787.59 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Cao Dong | 2687.31 |
| 3 | Black | Loss | Sushkov Vladimir | 2778.12 |
| 5 | White | Draw | Taimla Tunnet | 2847.21 |
| 6 | Black | Loss | Yang Yanxi | 2690.58 |
| 7 | White | Win | Lan Zhiren | 2569.56 |
| 8 | White | Win | Cao Dong | 2687.31 |
| 9 | White | Loss | Yang Yanxi | 2690.58 |
| 10 | White | Loss | Lan Zhiren | 2569.56 |
| 7th Kansai Championship final match | ||||
| Date | 2012-04-01 | Rating | 2790.35 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kise Katsumi | 2548.20 |
| 2 | Black | Win | Kise Katsumi | 2548.20 |
| 15th Mikami Cup Tournament | ||||
| Date | 2012-03-11 | Rating | 2791.07 | |
| Round | Color | Result | Opponent | |
| S1 | White | Win | Isobe Taizan | 2419.26 |
| S2 | Black | Win | Mitsumori Masao | 2364.90 |
| S3 | Black | Win | Nakamura Shigeru | 2876.75 |
| S4 | White | Win | Ishitani Shin-ichi | 2371.03 |
| S5 | Black | Win | Kobayashi Koichi | 2215.45 |
| 12 Kanto Renju Emperor Tournament final match | ||||
| Date | 2012-02-12 | Rating | 2789.17 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Nakamura Shigeru | 2875.94 |
| 2 | Black | Draw | Nakamura Shigeru | 2875.94 |
| 3 | White | Draw | Nakamura Shigeru | 2875.94 |
| 7th All Japan Championship | ||||
| Date | 2012-01-29 | Rating | 2788.42 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Fukui Nobuhiro | 2485.31 |
| 2 | White | Win | Kudomi Takahiro | 2423.49 |
| 3 | White | Win | Isobe Taizan | 2420.04 |
| 4 | White | Loss | Nakamura Shigeru | 2875.32 |
| 5 | Black | Win | Mitsumori Masao | 2368.07 |
| 6 | Black | Win | Okabe Hiroshi | 2696.14 |
| 12 Kanto Renju Emperor Tournament 2nd round | ||||
| Date | 2012-01-15 | Rating | 2786.99 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Nakamura Shigeru | 2873.39 |
| 2 | Black | Win | Nakayama Tomoharu | 2598.66 |
| 3 | White | Win | Kamiya Shunsuke | 2454.66 |
| 4 | Black | Win | Mitsumori Masao | 2367.36 |
| 5 | White | Win | Okabe Hiroshi | 2697.72 |
| 49 Meijinsen Match R3,R4 | ||||
| Date | 2011-12-18 | Rating | 2781.15 | |
| Round | Color | Result | Opponent | |
| 3 | Black | Draw | Yamaguchi Yusui | 2651.38 |
| 4 | Black | Win | Yamaguchi Yusui | 2651.38 |
| 43 Kyoto Classified Tournament | ||||
| Date | 2011-11-13 | Rating | 2773.29 | |
| Round | Color | Result | Opponent | |
| S1 | White | Win | Okumura Toyohiko | 2321.40 |
| S2 | White | Win | Sakamoto Suzan | 2354.47 |
| S3 | Black | Win | Ishitani Shin-ichi | 2391.03 |
| S4 | White | Loss | Okabe Hiroshi | 2704.53 |
| S5 | White | Win | Hasegawa Kazuto | 2553.46 |
| 12 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2011-10-23 | Rating | 2768.87 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Koyama Jun | 2435.84 |
| 2 | White | Win | Ishitani Shin-ichi | 2391.33 |
| 3 | White | Win | Kamiya Shunsuke | 2439.86 |
| 4 | White | Win | Nakayama Tomoharu | 2586.49 |
| 49 Meijinsen Match R1,R2 | ||||
| Date | 2011-10-16 | Rating | 2766.92 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Yamaguchi Yusui | 2652.38 |
| 2 | Black | Win | Yamaguchi Yusui | 2652.38 |
| World Championship 2011, AT | ||||
| Date | 2011-08-10 | Rating | 2750.57 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Andersson Tord | 2437.78 |
| 2 | Black | Loss | Huang Jin-xian | 2611.92 |
| 3 | Black | Loss | Sushkov Vladimir | 2774.19 |
| 4 | White | Draw | Okabe Hiroshi | 2703.07 |
| 5 | Black | Draw | Lin Huang-Yu | 2781.79 |
| 6 | White | Win | Artemyev Sergey | 2601.23 |
| 7 | White | Win | Hou I-Cheng | 2501.59 |
| 8 | Black | Win | Dai Xiaohan | 2696.71 |
| 9 | White | Win | Oll Aivo | 2699.89 |
| 10 | Black | Draw | Cao Dong | 2695.25 |
| 11 | Black | Draw | Taimla Tunnet | 2799.18 |
| 28th Kanto Championship | ||||
| Date | 2011-05-22 | Rating | 2737.32 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Kato Yasuhiro | 2063.49 |
| 2 | Black | Draw | Kamiya Shunsuke | 2413.93 |
| 3 | Black | Loss | Fukui Nobuhiro | 2428.91 |
| 4 | Black | Win | Iwano Fumio | 2129.77 |
| 5 | Black | Win | Tamada Yoichi | 2505.50 |
| 6th All Japan Championship | ||||
| Date | 2011-03-27 | Rating | 2737.15 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Miyagawa Junzo | 2216.60 |
| 2 | White | Loss | Tamada Yoichi | 2513.06 |
| 3 | Black | Win | Koiso Shigemasa | 2162.51 |
| 4 | Black | Win | Mano Yoshihisa | 2274.08 |
| 5 | Black | Win | Sato Kiyotomi | 2398.18 |
| 6 | Black | Win | Okabe Hiroshi | 2697.80 |
| 6th Kansai Championship final match | ||||
| Date | 2011-03-20 | Rating | 2737.18 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Iio Yoshihiro | 2509.66 |
| 2 | Black | Win | Iio Yoshihiro | 2509.66 |
| 14th Mikami Cup Tournament | ||||
| Date | 2011-01-30 | Rating | 2735.08 | |
| Round | Color | Result | Opponent | |
| S1 | White | Win | Isobe Taizan | 2406.36 |
| S2 | Black | Win | Mitsumori Masao | 2326.64 |
| S3 | Black | Win | Nakamura Shigeru | 2855.43 |
| S4 | Black | Win | Ono Takayuki | 2391.45 |
| S5 | White | Win | Ishitani Shin-ichi | 2390.04 |
| 6th Kansai Championship 3rd round | ||||
| Date | 2011-01-09 | Rating | 2731.56 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hata Masayuki | 2184.81 |
| 2 | White | Win | Miyagawa Junzo | 2222.42 |
| 3 | White | Win | Kubo Izumi | 2104.17 |
| 48 Meijinsen Match R3,R4,R5 | ||||
| Date | 2010-12-26 | Rating | 2729.02 | |
| Round | Color | Result | Opponent | |
| 3 | White | Win | Hasegawa Kazuto | 2617.09 |
| 4 | Black | Draw | Hasegawa Kazuto | 2617.09 |
| 5 | Black | Win | Hasegawa Kazuto | 2617.09 |
| 42 Kyoto Classified Tournament | ||||
| Date | 2010-11-14 | Rating | 2718.93 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Win | Miyoshi Takeo | 2125.24 |
| S2 | Black | Win | Okumura Toyohiko | 2331.62 |
| S3 | Black | Draw | Hasegawa Kazuto | 2630.03 |
| S4 | Black | Win | Kudomi Takahiro | 2410.89 |
| S5 | Black | Win | Okabe Hiroshi | 2694.16 |
| 11 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2010-10-31 | Rating | 2714.61 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Maruta Hiroki | 2108.86 |
| 2 | White | Win | Kudomi Takahiro | 2410.26 |
| 3 | White | Win | Isobe Taizan | 2403.21 |
| 4 | White | Draw | Okabe Hiroshi | 2694.43 |
| 48 Meijinsen Match R1,R2 | ||||
| Date | 2010-10-17 | Rating | 2709.84 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Hasegawa Kazuto | 2638.45 |
| 2 | Black | Loss | Hasegawa Kazuto | 2638.45 |
| 48th Meijinsen Tournament | ||||
| Date | 2010-09-20 | Rating | 2701.25 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ishitani Shin-ichi | 2389.38 |
| 2 | Black | Win | Koiso Shigemasa | 2171.62 |
| 3 | White | Win | Okabe Hiroshi | 2694.31 |
| 4 | Black | Draw | Kawano Takahisa | 2318.92 |
| 5 | White | Loss | Sakamoto Suzan | 2349.32 |
| 6 | Black | Draw | Tamada Yoichi | 2496.27 |
| 7 | Black | Win | Matsuura Hiroshi | 2389.91 |
| 8 | Black | Win | Yamaguchi Yusui | 2589.68 |
| 9 | Black | Win | Iio Yoshihiro | 2528.22 |
| 27th Kanto Championship | ||||
| Date | 2010-05-23 | Rating | 2664.58 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tada Ayako | 2188.52 |
| 2 | Black | Win | Yamaguchi Yusui | 2582.46 |
| 3 | Black | Win | Kawamura Norihiko | 2584.28 |
| 4 | Black | Loss | Nakamura Shigeru | 2856.11 |
| 5 | White | Loss | Okabe Hiroshi | 2701.31 |
| Team World Championship 2010 | ||||
| Date | 2010-05-05 | Rating | 2658.81 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Nakamura Shigeru | 2854.38 |
| 2 | White | Loss | Li Yi | 2683.99 |
| 3 | White | Win | Sushkov Vladimir | 2766.76 |
| 4 | White | Loss | Taimla Tunnet | 2816.64 |
| 6 | White | Loss | Lin Shu-Hsuan | 2586.03 |
| 7 | Black | Win | Piddubny Konstantin | 2299.98 |
| 8 | Black | Win | Piddubny Konstantin | 2299.98 |
| 9 | White | Win | Väljataga Paul | 2418.36 |
| 10 | White | Draw | Sushkov Vladimir | 2766.76 |
| 5th Kansai Championship final match | ||||
| Date | 2010-03-28 | Rating | 2648.20 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Iio Yoshihiro | 2530.38 |
| 2 | Black | Loss | Iio Yoshihiro | 2530.38 |
| 5th All Japan Championship | ||||
| Date | 2010-03-21 | Rating | 2647.28 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Maruta Hiroki | 2082.35 |
| 2 | White | Win | Tamada Yoichi | 2447.01 |
| 3 | White | Win | Fukui Nobuhiro | 2312.25 |
| 4 | Black | Loss | Ishitani Shin-ichi | 2396.34 |
| 5 | White | Win | Tamura Kazumasa | 2512.17 |
| 6 | White | Win | Nagao Noriaki | 2371.12 |
| 40th Kyoto Classified - Special class | ||||
| Date | 2009-11-09 | Rating | 2628.73 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Okumura Toyohiko | 2328.99 |
| 2 | White | Win | Kubo Izumi | 2113.27 |
| 3 | White | Loss | Hasegawa Kazuto | 2709.38 |
| 4 | White | Win | Okabe Hiroshi | 2670.98 |
| 5 | Black | Draw | Ishitani Shin-ichi | 2368.14 |
| 41 Kyoto Classified Tournament | ||||
| Date | 2009-11-08 | Rating | 2628.58 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Win | Sakamoto Suzan | 2320.90 |
| S2 | Black | Loss | Miyoshi Takeo | 2154.82 |
| S3 | Black | Win | Matsuo Toshiko | 1979.74 |
| S4 | Black | Win | Mano Yoshihisa | 2318.58 |
| S5 | Black | Win | Tamura Kazumasa | 2507.87 |
| 10 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2009-10-04 | Rating | 2624.58 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tomobe Katsuhiro | 2151.86 |
| 2 | Black | Win | Tanji Hiroki | 2051.65 |
| 3 | White | Loss | Okabe Hiroshi | 2670.80 |
| 4 | Black | Loss | Tamada Yoichi | 2392.30 |
| 47th Meijinsen tournament | ||||
| Date | 2009-09-22 | Rating | 2624.72 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Matsuura Hiroshi | 2364.25 |
| 2 | White | Win | Sakamoto Suzan | 2310.70 |
| 3 | Black | Win | Kataoka Mitsuaki | 2255.64 |
| 4 | Black | Draw | Ishitani Shin-ichi | 2367.67 |
| 5 | Black | Win | Iio Yoshihiro | 2513.97 |
| 6 | Black | Loss | Kawamura Norihiko | 2631.52 |
| 7 | White | Draw | Okabe Hiroshi | 2670.55 |
| 8 | Black | Win | Yamaguchi Yusui | 2573.45 |
| 9 | White | Draw | Tamura Kazumasa | 2505.75 |
| World Championship 2009, BT | ||||
| Date | 2009-08-13 | Rating | 2623.83 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Golosov Viktor | 2439.14 |
| 2 | Black | Win | Lents Johann | 2489.23 |
| 3 | White | Win | Tamura Kazumasa | 2502.92 |
| 4 | Black | Win | Yu Tien-Lung | 2131.55 |
| 5 | Black | Loss | Pajuste Renee | 2415.24 |
| 6 | White | Win | Lin Huang-Yu | 2605.62 |
| 7 | White | Draw | Yin Licheng | 2498.62 |
| 8 | White | Win | Nowak Paweł | 2437.27 |
| 9 | White | Loss | Tarannikov Yuriy | 2726.79 |
| World Championship 2009, QT | ||||
| Date | 2009-08-05 | Rating | 2623.31 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Yao Jinrui | 2338.77 |
| 2 | White | Win | Savrasova Yulia | 2658.50 |
| 3 | Black | Draw | Cao Dong | 2705.10 |
| 4 | White | Draw | Lu Wei-Yuan | 2483.11 |
| 5 | White | Win | Nowak Paweł | 2437.36 |
| 6 | White | Loss | Chen Ko-Han | 2553.12 |
| 7 | White | Draw | Nykl Ondřej | 2549.17 |
| 47th Meijinsen Qualification Kansai area 2nd round | ||||
| Date | 2009-06-21 | Rating | 2619.42 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kubo Izumi | 2114.42 |
| 2 | Black | Win | Hata Masayuki | 2180.72 |
| 3 | Black | Win | Sakamoto Suzan | 2305.74 |
| 26th Kanto Championship | ||||
| Date | 2009-05-17 | Rating | 2615.35 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tanji Hiroki | 2036.18 |
| 2 | Black | Win | Mitsumori Masao | 2343.11 |
| 3 | Black | Loss | Isobe Taizan | 2405.41 |
| 4 | White | Win | Shimoyama Takuma | 2236.14 |
| 5 | Black | Win | Kawamura Norihiko | 2640.03 |
| The 6th Shanghai Renju Meijin Invitation Tournament | ||||
| Date | 2009-05-03 | Rating | 2613.61 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Iio Yoshihiro | 2489.01 |
| 2 | White | Loss | Li Yi | 2638.17 |
| 3 | Black | Loss | Gu Wei | 2514.62 |
| 4 | Black | Win | Xu Bin | 2194.86 |
| 5 | Black | Win | Mitsumori Masao | 2343.52 |
| 6 | White | Win | Isobe Taizan | 2404.67 |
| 7 | Black | Win | Yu Manjiang | 2503.39 |
| 4th All Japan Championship | ||||
| Date | 2009-03-21 | Rating | 2610.38 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kobayashi Koichi | 2115.96 |
| 2 | Black | Win | Miyoshi Takeo | 2209.52 |
| 3 | White | Draw | Tamura Kazumasa | 2510.95 |
| 4 | Black | Draw | Okabe Hiroshi | 2668.60 |
| 5 | Black | Win | Isobe Taizan | 2403.47 |
| 6 | Black | Draw | Nakamura Shigeru | 2856.44 |
| 4th Kansai Championship, final match | ||||
| Date | 2009-03-15 | Rating | 2609.51 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hasegawa Kazuto | 2717.55 |
| 2 | Black | Win | Hasegawa Kazuto | 2717.55 |
| 4 Kansai Championship 3rd round | ||||
| Date | 2009-02-15 | Rating | 2601.40 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Takashima Junya | 2533.88 |
| 2 | White | Win | Iio Yoshihiro | 2484.90 |
| 3 | Black | Win | Tamura Kazumasa | 2503.45 |
| 12th Mikami Cup Tournament | ||||
| Date | 2009-01-18 | Rating | 2589.86 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Win | Mitsumori Masao | 2334.69 |
| S2 | Black | Draw | Yamaguchi Yusui | 2570.40 |
| S3 | White | Loss | Ishitani Shin-ichi | 2395.56 |
| S4 | Black | Loss | Okabe Hiroshi | 2673.89 |
| 9th Kanto Renju Emperor Tournament, 1st round | ||||
| Date | 2008-10-26 | Rating | 2564.33 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Watanabe Yoko | 2061.82 |
| 2 | White | Loss | Nakayama Tomoharu | 2284.07 |
| 3 | White | Loss | Tamada Yoichi | 2267.10 |
| 4 | White | Win | Fujikawa Masaki | 2082.98 |
| 46th Meijinsen Tournament | ||||
| Date | 2008-09-15 | Rating | 2559.02 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Yamaguchi Yusui | 2580.50 |
| 2 | White | Loss | Iio Yoshihiro | 2506.29 |
| 3 | Black | Win | Kataoka Mitsuaki | 2248.51 |
| 4 | White | Win | Sato Kiyotomi | 2441.62 |
| 5 | White | Loss | Okabe Hiroshi | 2689.52 |
| 6 | White | Draw | Ishitani Shin-ichi | 2394.55 |
| 7 | White | Win | Hata Masayuki | 2258.34 |
| 8 | White | Loss | Kawamura Norihiko | 2660.73 |
| 9 | White | Win | Matsuura Hiroshi | 2325.87 |
| 3rd Kansai Championship final match | ||||
| Date | 2008-03-16 | Rating | 2557.79 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hasegawa Kazuto | 2761.77 |
| 2 | White | Loss | Hasegawa Kazuto | 2761.77 |
| 3rd Kansai Championship 3rd round | ||||
| Date | 2008-01-13 | Rating | 2560.67 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tamura Kazumasa | 2412.51 |
| 2 | White | Win | Takagawa Teiji | 2239.80 |
| 3 | Black | Win | Iio Yoshihiro | 2528.49 |
| 39th Kyoto Classified - Special Class | ||||
| Date | 2007-11-11 | Rating | 2557.33 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Tamura Kazumasa | 2408.21 |
| 2 | Black | Win | Kudomi Takahiro | 2337.92 |
| 3 | Black | Win | Miyagawa Junzo | 2264.66 |
| 4 | Black | Loss | Okabe Hiroshi | 2651.31 |
| 5 | White | Loss | Hasegawa Kazuto | 2766.10 |
| 3 Kansai Championship 2nd round | ||||
| Date | 2007-10-21 | Rating | 2557.20 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ozawa Tetsushi | 2028.05 |
| 2 | White | Win | Koiso Shigemasa | 2170.93 |
| 3 | Black | Win | Tamura Kazumasa | 2407.65 |
| 4 | White | Win | Takagawa Teiji | 2250.18 |
| The 45th Meijin-sen Tournament | ||||
| Date | 2007-09-17 | Rating | 2554.79 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sato Kiyotomi | 2397.51 |
| 2 | White | Loss | Yamaguchi Yusui | 2651.26 |
| 3 | Black | Win | Matsuura Hiroshi | 2300.04 |
| 4 | White | Win | Kawamura Norihiko | 2630.06 |
| 5 | White | Loss | Isobe Taizan | 2434.49 |
| 6 | White | Win | Miyoshi Takeo | 2301.41 |
| 7 | Black | Win | Okabe Hiroshi | 2639.38 |
| 8 | Black | Draw | Iio Yoshihiro | 2536.07 |
| World Championship 2007, BT | ||||
| Date | 2007-08-15 | Rating | 2549.40 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Qiu Yunfei | 2493.50 |
| 2 | White | Win | Serdyukov Egor | 2498.73 |
| 3 | White | Draw | Lu Wei-Yuan | 2451.34 |
| 4 | White | Win | Nokhrin Oleg | 2405.11 |
| 5 | White | Win | Eriksson Marcus | 2305.01 |
| 6 | White | Loss | Lin Huang-Yu | 2523.50 |
| 7 | White | Win | Karasyov Maxim | 2498.33 |
| 8 | White | Win | Sorokina Oksana | 2484.09 |
| 9 | Black | Win | Ishitani Shin-ichi | 2386.50 |
| World Championship 2007, QT | ||||
| Date | 2007-08-08 | Rating | 2546.86 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Qiu Yunfei | 2494.71 |
| 2 | White | Win | Eriksson Bjorn | 2344.15 |
| 3 | White | Win | Miyagawa Junzo | 2271.91 |
| 4 | White | Loss | Okabe Hiroshi | 2629.82 |
| 5 | White | Draw | Dvoeglazov Vladimir | 2372.53 |
| 6 | White | Loss | Savrasova Yulia | 2695.06 |
| 7 | Black | Win | Lu Wei-Yuan | 2450.51 |
| 45th Meijinsen Qualification Kansai area final round | ||||
| Date | 2007-06-17 | Rating | 2532.16 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sakamoto Suzan | 2296.63 |
| 2 | Black | Win | Hata Masayuki | 2227.15 |
| 3 | White | Loss | Iio Yoshihiro | 2531.02 |
| 45th Meijinsen Qualification Kansai area - 1st round | ||||
| Date | 2007-05-13 | Rating | 2522.85 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Miyagawa Junzo | 2270.99 |
| 2 | Black | Win | Sakamoto Suzan | 2297.85 |
| 3 | White | Win | Takagawa Teiji | 2261.53 |
| 4 | White | Win | Ozawa Tetsushi | 2018.07 |
| 2nd All Japan Championship (WC Qualification) | ||||
| Date | 2007-03-25 | Rating | 2506.33 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Tanno Yoshitaka | 2128.00 |
| 2 | White | Win | Kato Yasuhiro | 1962.44 |
| 3 | Black | Win | Mitsumori Masao | 2264.98 |
| 4 | White | Win | Nagao Noriaki | 2233.66 |
| 5 | Black | Win | Miyagawa Junzo | 2274.29 |
| 6 | White | Loss | Yamaguchi Yusui | 2647.15 |
| 2nd Kansai Championship 3rd round | ||||
| Date | 2007-01-14 | Rating | 2487.28 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Iio Yoshihiro | 2519.46 |
| 2 | White | Loss | Takashima Junya | 2510.77 |
| 3 | White | Win | Sagara Takashi | 2498.51 |
| 38th Kyoto Classified - Special class | ||||
| Date | 2006-11-12 | Rating | 2472.96 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Hata Masayuki | 2202.83 |
| 2 | Black | Win | Hasegawa Kazuto | 2737.19 |
| 3 | White | Loss | Takashima Junya | 2507.93 |
| 4 | Black | Win | Miyagawa Sou | 2174.41 |
| 5 | Black | Draw | Okabe Hiroshi | 2608.88 |
| 2nd Kansai Championship 2nd round | ||||
| Date | 2006-10-15 | Rating | 2463.85 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Iio Yoshihiro | 2511.53 |
| 2 | Black | Win | Sakamoto Suzan | 2291.08 |
| 3 | Black | Loss | Sagara Takashi | 2504.24 |
| 4 | Black | Win | Koiso Shigemasa | 2171.71 |
| The 44th Meijin-sen Tournament | ||||
| Date | 2006-09-18 | Rating | 2453.40 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Sato Kiyotomi | 2440.67 |
| 2 | White | Win | Matsuura Hiroshi | 2298.81 |
| 3 | White | Loss | Fujii Naoki | 2135.19 |
| 4 | Black | Draw | Kawamura Norihiko | 2664.21 |
| 5 | Black | Loss | Yamaguchi Yusui | 2636.70 |
| 6 | White | Loss | Iio Yoshihiro | 2511.27 |
| 7 | White | Win | Nagao Noriaki | 2241.44 |
| 8 | White | Draw | Okabe Hiroshi | 2600.48 |
| 9 | Black | Win | Ishitani Shin-ichi | 2361.59 |
| Asian Championship 2006 | ||||
| Date | 2006-08-15 | Rating | 2442.87 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Lee Jo-Sub | 2329.01 |
| 2 | Black | Win | Kim Su Chan | 2129.21 |
| 3 | White | Loss | Iio Yoshihiro | 2510.48 |
| 4 | Black | Win | Kwon Jae-Woo | 1892.64 |
| 5 | Black | Loss | Park Eol | 2254.82 |
| 6 | Black | Win | Kashihara Akihiko | 2294.71 |
| 7 | White | Win | Pu Hsun-Fang | 1961.03 |
| 8 | Black | Win | Kim Chang-Hoon | 2542.02 |
| Youth World Championship 2006 | ||||
| Date | 2006-08-08 | Rating | 2440.81 | |
| Round | Color | Result | Opponent | |
| a1 | Black | Loss | Zhang Cheng | 2452.51 |
| a2 | Black | Win | Maruta Hiroki | 1995.65 |
| a3 | Black | Win | Blomstedt Torbjorn | 2124.40 |
| a4 | Black | Loss | Oll Aivo | 2660.16 |
| a5 | White | Win | Tanizaki Ryusuke | 2122.70 |
| a6 | Black | Win | Lin Shan | 2155.26 |
| a7 | White | Loss | Wu Hao | 2599.71 |
| a8 | White | Loss | Serdyukov Egor | 2417.87 |
| Meijin-sen Qual, Kansai-Hokuriku area final round | ||||
| Date | 2006-06-18 | Rating | 2431.49 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Iio Yoshihiro | 2506.84 |
| 2 | Black | Win | Hata Masayuki | 2224.10 |
| 3 | White | Win | Takashima Junya | 2499.34 |
| Team World Championship 2006 | ||||
| Date | 2006-05-05 | Rating | 2421.33 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Haikonen Kari | 2180.45 |
| 2 | White | Loss | Eriksson Bjorn | 2351.71 |
| 3 | White | Loss | Soosõrv Ants | 2669.62 |
| 4 | Black | Loss | Karasyov Maxim | 2577.17 |
| 5 | White | Loss | Zhu Jianfeng | 2502.16 |
| 6 | Black | Loss | Artemyev Sergey | 2623.50 |
| 7 | Black | Win | Oblikas Mikk | 2260.47 |
| F1 | Black | Win | Eriksson Bjorn | 2351.71 |
| F2 | Black | Loss | Gaulitz Joachim | 2511.49 |
| 1st All Japan Championship | ||||
| Date | 2006-03-26 | Rating | 2419.61 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Nagao Noriaki | 2220.19 |
| 2 | White | Win | Kato Yasuhiro | 2053.35 |
| 3 | White | Loss | Yamaguchi Yusui | 2634.56 |
| 4 | White | Win | Sato Kiyotomi | 2409.13 |
| 5 | Black | Win | Mitsumori Masao | 2259.66 |
| 6 | Black | Loss | Takashima Junya | 2508.37 |
| 9th Mikami Cup - A Class | ||||
| Date | 2006-01-29 | Rating | 2413.98 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tomobe Katsuhiro | 2091.08 |
| 2 | White | Win | Watanabe Tatsuya | 2132.48 |
| 3 | Black | Win | Itami Yoshiyuki | 2168.01 |
| 4 | White | Win | Ono Takayuki | 2302.60 |
| 5 | Black | Win | Kato Yasuhiro | 2047.29 |
| 30th Seiun-sen Tournament. Hamamatsu area | ||||
| Date | 2006-01-15 | Rating | 2411.09 | |
| Round | Color | Result | Opponent | |
| Black | Win | Ozawa Tetsushi | 2015.21 | |
| Black | Loss | Koide Morihiro | 2087.81 | |
| Black | Win | Yamamoto Hukue | 1630.07 | |
| 37th Kyoto Classified - group 1 | ||||
| Date | 2005-11-13 | Rating | 2403.45 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Ono Takayuki | 2294.93 |
| 2 | White | Win | Hayashi Koji | 2004.57 |
| 3 | Black | Win | Koyama Jun | 2302.86 |
| 4 | White | Draw | Itami Yoshiyuki | 2178.52 |
| 5 | Black | Win | Shinoda Kiyoshi | 2345.34 |
| 6 | White | Win | Takehara Kenji | 1791.68 |
| The 43rd Meijin-sen Tournament | ||||
| Date | 2005-09-19 | Rating | 2390.91 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Okabe Hiroshi | 2588.26 |
| 2 | White | Draw | Ishitani Shin-ichi | 2397.35 |
| 3 | White | Loss | Yamaguchi Yusui | 2588.31 |
| 4 | White | Win | Takashima Junya | 2509.31 |
| 5 | White | Win | Sato Kiyotomi | 2391.18 |
| 6 | White | Win | Kawate Kozo | 2171.79 |
| 7 | White | Loss | Hasegawa Kazuto | 2701.46 |
| 8 | White | Loss | Matsuura Hiroshi | 2348.12 |
| 9 | Black | Win | Tanaka Koichi | 2332.01 |
| World Championship 2005, BT | ||||
| Date | 2005-08-05 | Rating | 2377.55 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Yamaguchi Yusui | 2579.12 |
| 2 | White | Win | Omata Mitsuo | 1710.70 |
| 3 | Black | Loss | Huang Sheng-Hsun | 2103.33 |
| 4 | White | Loss | Eriksson Marcus | 2264.48 |
| 5 | Black | Win | Saranchin Aleksandr | 2024.25 |
| 6 | White | Win | Timmermann Alvar | 2116.93 |
| 7 | White | Loss | Jonsson Peter | 2368.79 |
| 8 | White | Win | Lillemets Rauni | 2143.16 |
| 9 | Black | Win | Miyagawa Junzo | 2247.64 |
| World Championship 2005, QT | ||||
| Date | 2005-07-31 | Rating | 2376.84 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Iio Yoshihiro | 2464.82 |
| 2 | White | Win | Wang Chih-Kung | 2205.03 |
| 3 | White | Loss | Andersson Tord | 2385.28 |
| 4 | White | Loss | Lents Johann | 2533.71 |
| 5 | White | Win | Poghosyan Albert | 2375.45 |
| 6 | Black | Loss | Kozhin Mikhail | 2550.02 |
| 7 | White | Win | Yamaguchi Yusui | 2577.25 |
| 1st Kansai Championship 1st round | ||||
| Date | 2005-07-10 | Rating | 2373.60 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Masutani Hiroshi | 1834.57 |
| 2 | White | Loss | Ozawa Tetsushi | 2035.35 |
| 3 | Black | Loss | Tsujibayashi Taro | 2047.12 |
| 4 | White | Win | Ishibashi Hiroaki | 1760.14 |
| 5 | White | Win | Maki Tatsuya | 1589.31 |
| 43rd Meijinsen Qualification: Kansai area - 2nd round | ||||
| Date | 2005-06-19 | Rating | 2374.24 | |
| Round | Color | Result | Opponent | |
| Black | Loss | Takashima Junya | 2491.87 | |
| Black | Win | Tamura Kazumasa | 2354.59 | |
| Black | Win | Matsui Tsunehiro | 2163.33 | |
| 43rd Meijinsen Qualification: Kansai area 1st round | ||||
| Date | 2005-05-08 | Rating | 2373.81 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Adachi Yasuhiro | 2043.68 |
| 2 | White | Win | Koiso Shigemasa | 2221.65 |
| 3 | White | Win | Yasumoto Yoshinobu | 2033.04 |
| 4 | White | Win | Takashima Junya | 2484.93 |
| Japan WC Qualification tournament | ||||
| Date | 2005-04-03 | Rating | 2368.77 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Miyagawa Junzo | 2252.56 |
| 2 | Black | Win | Arita Nobuyoshi | 2300.81 |
| 3 | White | Win | Tamura Kazumasa | 2343.71 |
| 4 | Black | Win | Kato Yasuhiro | 2023.76 |
| 5 | Black | Loss | Okabe Hiroshi | 2581.60 |
| 6 | White | Draw | Miyoshi Takeo | 2271.88 |
| 38th Touryumon-Sen Tournament | ||||
| Date | 2005-03-20 | Rating | 2366.82 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tsujibayashi Taro | 2041.05 |
| 2 | White | Win | Miyagawa Sou | 2128.14 |
| 3 | Black | Loss | Takashima Junya | 2474.93 |
| 4 | Black | Win | Ozawa Tetsushi | 2035.48 |
| 5 | White | Win | Sugiyama Taro | 1918.22 |
| 6 | White | Loss | Shinoda Kiyoshi | 2317.47 |