Sato Kiyotomi (佐藤清富)
Place: Saitama, Japan
Rating: 2401.83, Std: 164.84, Rank: 145
First game: 2003-06-08, Last game: 2018-07-16
Top rating: 2479.53 (2016-01-11)
Games: 443, Wins: 246, Draws: 30, Losses: 167
Gy1: 0, Gy2: 0, Gy5: 9
| 35 Kanto Championship | ||||
|---|---|---|---|---|
| Date | 2018-07-16 | Rating | 2401.83 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Inoue Fumiya | 2354.29 |
| 2 | Black | Win | Aoyagi Toshiki | 1845.95 |
| 3 | White | Draw | Ishitani Shin-ichi | 2380.24 |
| 4 | White | Win | Koyama Jun | 2532.57 |
| 5 | Black | Loss | Ono Takayuki | 2346.85 |
| 6 | White | Win | Maruta Hiroki | 2122.75 |
| 56 Meijinsen Qualification East Japan area 2nd round | ||||
| Date | 2018-06-25 | Rating | 2402.28 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ono Takayuki | 2345.05 |
| 2 | White | Loss | Koyama Jun | 2534.08 |
| 3 | White | Win | Kusajima Masato | 2248.08 |
| 56 Meijinsen Qualification Kanto area 1st round | ||||
| Date | 2018-05-13 | Rating | 2401.97 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Maruta Koji | 2082.75 |
| 2 | Black | Win | Mitsumori Masao | 2289.71 |
| 3 | Black | Win | Ono Takayuki | 2342.34 |
| 4 | Black | Loss | Koyama Jun | 2538.04 |
| 13th All Japan Championship | ||||
| Date | 2018-01-28 | Rating | 2396.66 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Nakayama Tomoharu | 2790.18 |
| 2 | Black | Loss | Tachi Masaya | 2506.25 |
| 4 | Black | Loss | Iio Yoshihiro | 2486.15 |
| 5 | Black | Loss | Koyama Jun | 2537.02 |
| 6 | Black | Draw | Ono Takayuki | 2339.30 |
| 21 Mikami Cup | ||||
| Date | 2018-01-21 | Rating | 2396.93 | |
| Round | Color | Result | Opponent | |
| S1 | White | Loss | Ishitani Shin-ichi | 2369.11 |
| S2 | White | Win | Ono Takayuki | 2338.50 |
| S3 | Black | Loss | Okabe Hiroshi | 2666.97 |
| 18 Kanto Renju Emperor Tournament 2nd round | ||||
| Date | 2017-12-17 | Rating | 2399.06 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Koyama Jun | 2542.29 |
| 2 | Black | Loss | Nakamura Shigeru | 2908.04 |
| 3 | Black | Loss | Okabe Hiroshi | 2669.25 |
| 4 | White | Loss | Kusajima Masato | 2247.61 |
| 5 | Black | Win | Miyamoto Syunju | 2220.45 |
| 18 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2017-11-01 | Rating | 2403.49 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Maruta Hiroki | 2105.57 |
| 2 | Black | Loss | Kusajima Masato | 2245.36 |
| 3 | White | Loss | Miyamoto Syunju | 2225.74 |
| 4 | Black | Win | Ono Takayuki | 2335.22 |
| 55 Meijinsen Tournament | ||||
| Date | 2017-09-18 | Rating | 2410.63 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Okabe Hiroshi | 2671.85 |
| 2 | Black | Loss | Kamiya Shunsuke | 2751.42 |
| 3 | White | Loss | Kawano Takahisa | 2391.32 |
| 4 | White | Draw | Hasegawa Kazuto | 2557.90 |
| 5 | Black | Loss | Nakayama Tomoharu | 2784.53 |
| 6 | Black | Win | Maruyama Yasushi | 2245.18 |
| 7 | Black | Win | Tamada Yoichi | 2473.81 |
| 8 | White | Loss | Matsuura Hiroshi | 2307.02 |
| 9 | White | Win | Iio Yoshihiro | 2497.77 |
| 55 Meijinsen Qualification East Japan area 2nd round | ||||
| Date | 2017-06-11 | Rating | 2425.91 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Ono Takayuki | 2332.58 |
| 2 | White | Win | Tomobe Katsuhiro | 2119.80 |
| 3 | White | Draw | Miyamoto Syunju | 2215.69 |
| 4 | Black | Loss | Tamada Yoichi | 2493.59 |
| 5 | White | Win | Koyama Jun | 2554.41 |
| 55 Meijinsen Qualification Kanto area 1st round | ||||
| Date | 2017-05-21 | Rating | 2428.35 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tomobe Katsuhiro | 2120.28 |
| 2 | White | Loss | Ono Takayuki | 2331.94 |
| 3 | Black | Win | Tamada Yoichi | 2495.38 |
| 4 | Black | Win | Mitsumori Masao | 2290.06 |
| 12th All Japan Championship | ||||
| Date | 2017-03-26 | Rating | 2433.11 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Maruta Hiroki | 2080.21 |
| 2 | Black | Loss | Okabe Hiroshi | 2673.00 |
| 3 | Black | Draw | Sakamoto Suzan | 2240.13 |
| 4 | Black | Draw | Ishitani Shin-ichi | 2354.07 |
| 5 | Black | Loss | Kusajima Masato | 2238.87 |
| 6 | White | Win | Miyamoto Syunju | 2202.26 |
| 20 New Year (Mikami) Cup | ||||
| Date | 2017-01-22 | Rating | 2443.12 | |
| Round | Color | Result | Opponent | |
| S1 | White | Loss | Okabe Hiroshi | 2671.49 |
| S2 | White | Loss | Koyama Jun | 2563.73 |
| S3 | White | Win | Ishitani Shin-ichi | 2354.22 |
| S5 | White | Loss | Nakamura Shigeru | 2908.71 |
| 17 Kanto Renju Emperor Tournament 2nd round | ||||
| Date | 2016-12-10 | Rating | 2450.70 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Okabe Hiroshi | 2668.87 |
| 2 | Black | Win | Nakamura Shigeru | 2904.96 |
| 3 | White | Win | Maruta Koji | 2121.41 |
| 4 | White | Loss | Nakayama Tomoharu | 2737.75 |
| 5 | Black | Win | Ishitani Shin-ichi | 2357.84 |
| 17 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2016-11-23 | Rating | 2451.74 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Iwano Fumio | 2226.30 |
| 2 | White | Win | Maruta Hiroki | 2085.08 |
| 3 | Black | Win | Maruta Koji | 2123.27 |
| 4 | White | Draw | Okabe Hiroshi | 2668.09 |
| 54 Meijinsen Qualification Kanto area 1st round | ||||
| Date | 2016-05-22 | Rating | 2466.77 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw | Maruta Hiroki | 2087.98 |
| 2 | White | Win | Maruta Koji | 2139.86 |
| 3 | Black | Win | Mitsumori Masao | 2308.07 |
| 4 | Black | Loss | Kamiya Shunsuke | 2679.17 |
| 11th All Japan Championship | ||||
| Date | 2016-01-11 | Rating | 2479.53 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kato Yasuhiro | 2017.60 |
| 2 | Black | Loss | Nakayama Tomoharu | 2727.17 |
| 3 | White | Win | Ishitani Shin-ichi | 2358.24 |
| 4 | Black | Win | Fukui Nobuhiro | 2553.92 |
| 5 | Black | Win | Koyama Jun | 2584.47 |
| 6 | White | Loss | Nakamura Shigeru | 2881.12 |
| 16 Kanto Renju Emperor Tournament 2nd round | ||||
| Date | 2015-12-13 | Rating | 2479.39 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Koyama Jun | 2587.34 |
| 2 | White | Draw | Nakayama Tomoharu | 2725.31 |
| 3 | Black | Win | Ono Takayuki | 2295.34 |
| 4 | White | Loss | Nakamura Shigeru | 2876.50 |
| 5 | Black | Win | Okabe Hiroshi | 2671.50 |
| 16 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2015-11-15 | Rating | 2477.45 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Maruta Hiroki | 2087.58 |
| 2 | White | Loss | Koyama Jun | 2587.72 |
| 3 | White | Win | Nakamura Souta | 2248.03 |
| 4 | Black | Win | Okabe Hiroshi | 2672.43 |
| 53 Meijinsen Qualification East Japan area 2nd round | ||||
| Date | 2015-06-14 | Rating | 2458.60 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Ono Takayuki | 2295.44 |
| 2 | White | Loss | Koyama Jun | 2573.00 |
| 3 | White | Loss | Nakamura Souta | 2243.84 |
| 5 | Black | Loss | Tamada Yoichi | 2537.28 |
| 6 | White | Draw | Kamiya Shunsuke | 2643.24 |
| 53 Meijinsen Qualification East Japan area 1st round | ||||
| Date | 2015-05-10 | Rating | 2456.86 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Chigira Makoto | 1984.95 |
| 2 | White | Loss | Kamiya Shunsuke | 2637.65 |
| 3 | Black | Win | Kusajima Masato | 2221.57 |
| 4 | Black | Win | Kudomi Takahiro | 2227.48 |
| 10th All Japan Championship | ||||
| Date | 2015-03-29 | Rating | 2454.10 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tanizaki Ryusuke | 2162.70 |
| 2 | Black | Loss | Nakamura Shigeru | 2859.71 |
| 3 | Black | Loss | Nakamura Souta | 2237.48 |
| 4 | White | Win | Kudomi Takahiro | 2237.16 |
| 5 | Black | Win | Miyagawa Junzo | 2204.62 |
| 6 | Black | Win | Kobayashi Koichi | 2251.52 |
| 52 Meijinsen Tournament | ||||
| Date | 2014-09-15 | Rating | 2442.10 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Fukui Nobuhiro | 2574.09 |
| 2 | Black | Loss | Oosumi Yuuki | 2777.44 |
| 3 | White | Win | Matsuura Hiroshi | 2317.77 |
| 4 | White | Loss | Hasegawa Kazuto | 2606.97 |
| 5 | Black | Win | Iio Yoshihiro | 2474.91 |
| 6 | Black | Win | Kashihara Akihiko | 2304.31 |
| 7 | White | Loss | Okabe Hiroshi | 2702.05 |
| 8 | White | Loss | Nakayama Tomoharu | 2674.18 |
| 9 | Black | Draw | Tamada Yoichi | 2518.59 |
| 52 Meijinsen Qualification East Japan area 2nd round | ||||
| Date | 2014-07-13 | Rating | 2437.31 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kudomi Takahiro | 2285.17 |
| 2 | White | Loss | Nakayama Tomoharu | 2664.82 |
| 3 | White | Loss | Tamada Yoichi | 2515.24 |
| 4 | White | Win | Kamiya Shunsuke | 2571.29 |
| 5 | White | Draw | Ono Takayuki | 2340.02 |
| 31th Kanto Championship | ||||
| Date | 2014-05-11 | Rating | 2431.47 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tada Ayako | 2275.57 |
| 2 | White | Loss | Nakamura Shigeru | 2842.65 |
| 3 | White | Draw | Iwano Fumio | 2217.22 |
| 4 | White | Win | Kato Yasuhiro | 2067.85 |
| 5 | Black | Loss | Okabe Hiroshi | 2707.81 |
| 6th Tohoku Championship | ||||
| Date | 2014-04-20 | Rating | 2429.73 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kobayashi Koichi | 2207.92 |
| 2 | Black | Win | Hirono Masakazu | 1965.08 |
| 3 | Black | Loss | Okabe Hiroshi | 2708.88 |
| 5 | White | Loss | Gakumazawa Hideaki | 2132.14 |
| 6 | Black | Win | Miura Hitoshi | 1788.38 |
| 7 | White | Win | Kusajima Masato | 2204.56 |
| 9th All Japan Championship | ||||
| Date | 2014-01-26 | Rating | 2425.85 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Maruta Hiroki | 2089.86 |
| 2 | Black | Loss | Okabe Hiroshi | 2712.09 |
| 3 | White | Loss | Iio Yoshihiro | 2500.38 |
| 4 | Black | Win | Kato Yasuhiro | 2076.90 |
| 5 | White | Win | Kamiya Shunsuke | 2543.97 |
| 6 | White | Loss | Tada Ayako | 2277.91 |
| 14th Mikami Cup S-class | ||||
| Date | 2014-01-19 | Rating | 2425.70 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Nakamura Shigeru | 2846.67 |
| 2 | White | Win | Ono Takayuki | 2339.16 |
| 3 | Black | Loss | Ishitani Shin-ichi | 2396.68 |
| 4 | White | Loss | Fukui Nobuhiro | 2563.48 |
| 14 Kanto Renju Emperor Tournament 2nd round | ||||
| Date | 2013-12-15 | Rating | 2426.44 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tamura Kazumasa | 2489.71 |
| 2 | White | Loss | Okabe Hiroshi | 2710.98 |
| 3 | Black | Loss | Nakamura Shigeru | 2847.22 |
| 4 | White | Loss | Kamiya Shunsuke | 2537.93 |
| 5 | White | Loss | Fukui Nobuhiro | 2559.07 |
| 51 Meijinsen Tournament | ||||
| Date | 2013-09-16 | Rating | 2430.44 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Kamiya Shunsuke | 2522.35 |
| 2 | Black | Win | Kawate Kozo | 2161.20 |
| 3 | Black | Win | Hata Masayuki | 2215.75 |
| 4 | Black | Loss | Oosumi Yuuki | 2794.03 |
| 5 | Black | Win | Yamaguchi Yusui | 2564.49 |
| 6 | Black | Win | Kawano Takahisa | 2343.41 |
| 7 | White | Draw | Mano Yoshihisa | 2280.47 |
| 8 | White | Loss | Okabe Hiroshi | 2707.95 |
| 9 | White | Win | Hasegawa Kazuto | 2583.09 |
| 51 Meijinsen Qualification East-Japan area 2nd round | ||||
| Date | 2013-07-21 | Rating | 2427.41 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kato Yasuhiro | 2095.29 |
| 2 | White | Win | Kamiya Shunsuke | 2513.30 |
| 3 | Black | Win | Tomobe Katsuhiro | 2123.40 |
| 4 | Black | Win | Mitsumori Masao | 2298.91 |
| 5 | White | Win | Kudomi Takahiro | 2350.52 |
| 51 Meijinsen Qualification East-Japan area 1st round | ||||
| Date | 2013-06-16 | Rating | 2421.37 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kamiya Shunsuke | 2507.58 |
| 2 | White | Win | Tomobe Katsuhiro | 2128.13 |
| 3 | White | Loss | Kudomi Takahiro | 2361.08 |
| 4 | White | Win | Maruta Hiroki | 2102.93 |
| 29th Kanto Championship | ||||
| Date | 2013-05-12 | Rating | 2414.46 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nakamura Souta | 2075.31 |
| 2 | White | Draw | Nakamura Shigeru | 2829.14 |
| 3 | White | Loss | Kudomi Takahiro | 2368.46 |
| 4 | White | Win | Isobe Taizan | 2365.37 |
| 5 | Black | Loss | Ishitani Shin-ichi | 2353.93 |
| 8th All Japan Championship | ||||
| Date | 2013-03-24 | Rating | 2405.46 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Suzuki Rin | 2010.42 |
| 2 | White | Loss | Kudomi Takahiro | 2375.11 |
| 3 | White | Win | Fujikawa Masaki | 2014.92 |
| 4 | Black | Loss | Ishitani Shin-ichi | 2347.17 |
| 5 | Black | Win | Tada Ayako | 2256.23 |
| 6 | White | Draw | Iio Yoshihiro | 2455.00 |
| 13 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2012-10-21 | Rating | 2383.68 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Tada Ayako | 2265.32 |
| 2 | White | Loss | Suzuki Rin | 2002.27 |
| 3 | Black | Win | Tomobe Katsuhiro | 2154.93 |
| 4 | Black | Win | Kato Yasuhiro | 2077.54 |
| 50 Meijinsen Qualification East-Japan area 1st round | ||||
| Date | 2012-06-03 | Rating | 2376.42 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Iwano Fumio | 2112.53 |
| 2 | Black | Loss | Mitsumori Masao | 2324.61 |
| 3 | Black | Win | Maruta Hiroki | 2068.94 |
| 4 | Black | Loss | Nakamura Shigeru | 2843.17 |
| 29th Kanto Championship | ||||
| Date | 2012-05-13 | Rating | 2375.82 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Matsuoka Teruo | 1982.64 |
| 2 | White | Loss | Ishitani Shin-ichi | 2342.29 |
| 3 | White | Loss | Iwano Fumio | 2111.07 |
| 4 | White | Win | Fukui Nobuhiro | 2473.52 |
| 5 | White | Loss | Nakayama Tomoharu | 2578.00 |
| 4th Tohoku Championship | ||||
| Date | 2012-04-08 | Rating | 2377.09 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kobayashi Koichi | 2187.52 |
| 2 | Black | Win | Maruta Hiroki | 2063.64 |
| 3 | White | Draw | Nakamura Shigeru | 2840.64 |
| 4 | Black | Loss | Kudomi Takahiro | 2388.19 |
| 5 | White | Win | Kusajima Masato | 2166.56 |
| 49 Meijinsen Qualification Kyushu area 2nd round | ||||
| Date | 2011-06-12 | Rating | 2375.27 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kuga Akio | 2277.27 |
| 2 | White | Draw | Kawano Takahisa | 2327.24 |
| 3 | Black | Loss | Sakashita Shoichi | 2123.63 |
| 49 Meijinsen Qualification Kyushu area 1st round | ||||
| Date | 2011-04-17 | Rating | 2377.07 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Hiwatashi Kikuma | 1797.66 |
| 2 | White | Loss | Kawano Takahisa | 2326.33 |
| 3 | Black | Win | Tanaka Shingo | 2129.80 |
| 4 | White | Loss | Sakashita Shoichi | 2120.25 |
| 5 | White | Win | Tanaka Shingo | 2129.80 |
| 6th All Japan Championship | ||||
| Date | 2011-03-27 | Rating | 2379.25 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Miyagawa Sou | 2098.61 |
| 2 | Black | Loss | Hasegawa Kazuto | 2574.17 |
| 3 | Black | Win | Miyagawa Junzo | 2191.99 |
| 4 | White | Win | Tamada Yoichi | 2470.01 |
| 5 | White | Loss | Oosumi Yuuki | 2701.24 |
| 6 | White | Win | Kon Akira | 1980.03 |
| Meijinsen Qualification Kyushu area 2nd round | ||||
| Date | 2010-06-05 | Rating | 2393.31 | |
| Round | Color | Result | Opponent | |
| 2 | Black | Win | Fujii Naoki | 2050.91 |
| 3 | Black | Draw | Kawano Takahisa | 2293.46 |
| ext | Black | Win | Kawano Takahisa | 2293.46 |
| 48 Meijinsen Qualification Kyushu area 1st round | ||||
| Date | 2010-04-17 | Rating | 2394.40 | |
| Round | Color | Result | Opponent | |
| Black | Win | Kataoka Mitsuaki | 2233.75 | |
| Black | Win | Sakashita Shoichi | 2085.81 | |
| 2nd Tohoku Championship | ||||
| Date | 2010-03-14 | Rating | 2394.08 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Kobayashi Koichi | 2112.46 |
| 2 | Black | Win | Miura Hitoshi | 1900.19 |
| 3 | Black | Win | Sato Ryota | 1480.48 |
| 4 | Black | Win | Hirono Masakazu | 1942.96 |
| 5 | Black | Win | Kusajima Masato | 2160.03 |
| 13th Mikami Cup Tournament | ||||
| Date | 2010-01-31 | Rating | 2395.23 | |
| Round | Color | Result | Opponent | |
| S1 | Black | Loss | Nakamura Shigeru | 2824.24 |
| S2 | Black | Win | Mitsumori Masao | 2280.01 |
| S3 | Black | Win | Ono Takayuki | 2360.47 |
| S4 | Black | Loss | Yamaguchi Yusui | 2557.60 |
| S5 | Black | Loss | Kataoka Mitsuaki | 2237.73 |
| 10 Kanto Renju Emperor Tournament 1st round | ||||
| Date | 2009-10-04 | Rating | 2401.00 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Iwano Fumio | 2126.40 |
| 2 | Black | Win | Fujikawa Masaki | 2036.31 |
| 3 | White | Loss | Tamada Yoichi | 2362.22 |
| 4 | Black | Win | Maruta Hiroki | 2069.14 |
| 8th Middle-dan Players Tournament | ||||
| Date | 2009-08-30 | Rating | 2405.67 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Miyagawa Junzo | 2183.96 |
| 2 | White | Win | Ono Takayuki | 2373.50 |
| 3 | White | Win | Koyama Jun | 2412.98 |
| 4 | Black | Loss | Maruyama Yasushi | 2228.10 |
| 5 | Black | Win | Yamamoto Yasuhiro | 2118.07 |
| 6 | White | Win | Kobayashi Koichi | 2109.93 |
| 47th Meijinsen Qualification East-Japan area 1st round | ||||
| Date | 2009-06-14 | Rating | 2411.61 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Iwano Fumio | 2141.52 |
| 2 | White | Win | Mitsumori Masao | 2310.45 |
| 3 | White | Loss | Ono Takayuki | 2375.84 |
| 4 | Black | Win | Shimoyama Takuma | 2220.78 |
| 4th All Japan Championship | ||||
| Date | 2009-03-21 | Rating | 2416.71 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tanizaki Ryusuke | 2105.17 |
| 2 | Black | Loss | Mitsumori Masao | 2314.10 |
| 3 | Black | Win | Kobayashi Koichi | 2098.75 |
| 4 | White | Win | Ono Takayuki | 2381.02 |
| 5 | White | Win | Tamada Yoichi | 2281.16 |
| 6 | White | Loss | Tamura Kazumasa | 2475.30 |
| 1st Tohoku Championship | ||||
| Date | 2009-02-22 | Rating | 2418.36 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tanno Yoshitaka | 2095.79 |
| 2 | Black | Win | Ishitani Shin-ichi | 2363.78 |
| 3 | White | Win | Miura Hitoshi | 1910.03 |
| 4 | White | Win | Gakumazawa Hideaki | 2137.72 |
| 5 | Black | Win | Kobayashi Koichi | 2097.96 |
| 9th Kanto Renju Emperor Tournament, 2nd round | ||||
| Date | 2008-11-16 | Rating | 2417.73 | |
| Round | Color | Result | Opponent | |
| White | Loss | Nakamura Shigeru | 2825.00 | |
| White | Loss | Okabe Hiroshi | 2647.87 | |
| Black | Win | Kudomi Takahiro | 2330.59 | |
| Black | Win | Nakayama Tomoharu | 2278.51 | |
| Black | Win | Kato Yasuhiro | 1987.70 | |
| 9th Kanto Renju Emperor Tournament, 1st round | ||||
| Date | 2008-10-26 | Rating | 2416.87 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Fujikawa Masaki | 2066.61 |
| 2 | Black | Win | Suzuki Rin | 1958.40 |
| 3 | White | Win | Ishitani Shin-ichi | 2368.58 |
| 4 | Black | Win | Kudomi Takahiro | 2329.50 |
| 46th Meijinsen Tournament | ||||
| Date | 2008-09-15 | Rating | 2412.16 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kataoka Mitsuaki | 2231.06 |
| 2 | White | Loss | Hata Masayuki | 2222.58 |
| 3 | White | Win | Ishitani Shin-ichi | 2368.14 |
| 4 | Black | Loss | Oosumi Yuuki | 2538.56 |
| 5 | Black | Loss | Kawamura Norihiko | 2626.02 |
| 6 | Black | Win | Matsuura Hiroshi | 2307.34 |
| 7 | Black | Win | Iio Yoshihiro | 2480.95 |
| 8 | White | Loss | Yamaguchi Yusui | 2559.11 |
| 9 | Black | Loss | Okabe Hiroshi | 2652.36 |
| 46th Meijinsen Qualification East-Japan area 2nd round | ||||
| Date | 2008-07-13 | Rating | 2405.55 | |
| Round | Color | Result | Opponent | |
| White | Loss | Kawamura Norihiko | 2622.52 | |
| Black | Win | Arita Nobuyoshi | 2361.97 | |
| Black | Win | Isobe Taizan | 2390.21 | |
| Black | Win | Koyama Jun | 2406.13 | |
| Black | Loss | Nagao Noriaki | 2245.25 | |
| 46th Meijinsen Qualification East-Japan area 1st round | ||||
| Date | 2008-06-15 | Rating | 2401.66 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Koyama Jun | 2406.76 |
| 2 | White | Win | Iwano Fumio | 2154.75 |
| 3 | Black | Win | Tanno Yoshitaka | 2098.41 |
| 4 | White | Draw | Nakayama Tomoharu | 2243.90 |
| ex | Black | Win | Mitsumori Masao | 2287.01 |
| Team World Championship | ||||
| Date | 2008-05-02 | Rating | 2395.62 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Rybka Aleš | 2272.83 |
| 2 | White | Loss | Filinov Vladimir | 2460.75 |
| 3 | White | Loss | Wu Hao | 2603.51 |
| 4 | White | Win | Andersson Tord | 2355.93 |
| 5 | White | Loss | Chingin Konstantin | 2761.01 |
| 7 | White | Loss | Purk Andry | 2603.81 |
| 8 | Black | Loss | Haikonen Kari | 2285.57 |
| 9 | White | Win | Yakovleva Alyona | 1967.37 |
| 3rd All Japan Championship | ||||
| Date | 2008-03-23 | Rating | 2392.45 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Maruta Hiroki | 2018.86 |
| 2 | Black | Loss | Nakamura Shigeru | 2821.86 |
| 3 | White | Loss | Okabe Hiroshi | 2634.70 |
| 4 | White | Win | Kato Yasuhiro | 1975.24 |
| 5 | Black | Win | Kudomi Takahiro | 2313.80 |
| 6 | Black | Loss | Ono Takayuki | 2366.64 |
| 6dan 7dan Tournament | ||||
| Date | 2007-10-08 | Rating | 2382.18 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Yamamoto Yasuhiro | 2072.32 |
| 2 | Black | Win | Tamura Kazumasa | 2388.28 |
| 3 | Black | Loss | Ono Takayuki | 2349.81 |
| 4 | White | Draw | Nagao Noriaki | 2232.30 |
| 5 | Black | Win | Gakumazawa Hideaki | 2148.20 |
| 6 | White | Win | Kato Yasuhiro | 1963.98 |
| The 45th Meijin-sen Tournament | ||||
| Date | 2007-09-17 | Rating | 2380.59 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Oosumi Yuuki | 2521.22 |
| 2 | Black | Win | Matsuura Hiroshi | 2288.23 |
| 3 | Black | Loss | Hiwatashi Kikuma | 1865.59 |
| 4 | White | Loss | Yamaguchi Yusui | 2613.80 |
| 5 | White | Loss | Okabe Hiroshi | 2610.27 |
| 6 | White | Loss | Iio Yoshihiro | 2503.18 |
| 7 | White | Loss | Isobe Taizan | 2408.48 |
| 8 | Black | Loss | Kawamura Norihiko | 2607.48 |
| 9 | White | Loss | Miyoshi Takeo | 2268.61 |
| 45th Meijinsen Qualification East-Japan area final round | ||||
| Date | 2007-07-08 | Rating | 2390.84 | |
| Round | Color | Result | Opponent | |
| Black | Draw | Isobe Taizan | 2408.27 | |
| Black | Win | Kudomi Takahiro | 2315.34 | |
| Black | Win | Arita Nobuyoshi | 2342.14 | |
| 24th Kanto Championship Tournament | ||||
| Date | 2007-05-06 | Rating | 2395.98 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Maruta Hiroki | 2009.87 |
| 2 | Black | Win | Ishitani Shin-ichi | 2361.59 |
| 3 | White | Loss | Okabe Hiroshi | 2592.96 |
| 4 | White | Loss | Arita Nobuyoshi | 2342.14 |
| 5 | Black | Win | Ono Takayuki | 2326.01 |
| 2nd All Japan Championship (WC Qualification) | ||||
| Date | 2007-03-25 | Rating | 2399.00 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Mitsumori Masao | 2250.23 |
| 2 | White | Loss | Miyagawa Junzo | 2245.77 |
| 3 | White | Loss | Nagao Noriaki | 2220.55 |
| 4 | Black | Win | Ishitani Shin-ichi | 2359.31 |
| 5 | Black | Win | Ono Takayuki | 2322.66 |
| 6 | White | Win | Isobe Taizan | 2404.96 |
| The 7th Kanto Renju Emperor Tournament, 2nd round | ||||
| Date | 2006-12-10 | Rating | 2405.00 | |
| Round | Color | Result | Opponent | |
| White | Loss | Hara Masao | 2063.20 | |
| White | Win | Kudomi Takahiro | 2282.78 | |
| White | Win | Nagao Noriaki | 2225.66 | |
| Black | Loss | Okabe Hiroshi | 2585.92 | |
| Black | Loss | Nakamura Shigeru | 2816.14 | |
| 7th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2006-10-15 | Rating | 2410.83 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Iwano Fumio | 2103.29 |
| 2 | White | Win | Tanizaki Shingo | 1861.60 |
| 3 | Black | Win | Maruta Hiroki | 1995.87 |
| 4 | White | Win | Yamaguchi Yusui | 2606.98 |
| 5 | Black | Win | Isobe Taizan | 2397.54 |
| The 44th Meijin-sen Tournament | ||||
| Date | 2006-09-18 | Rating | 2410.62 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Oosumi Yuuki | 2433.08 |
| 2 | Black | Win | Fujii Naoki | 2116.34 |
| 3 | White | Win | Ishitani Shin-ichi | 2347.16 |
| 4 | Black | Win | Matsuura Hiroshi | 2288.52 |
| 5 | White | Win | Nagao Noriaki | 2224.48 |
| 6 | Black | Loss | Okabe Hiroshi | 2576.85 |
| 7 | White | Win | Yamaguchi Yusui | 2606.29 |
| 8 | Black | Loss | Kawamura Norihiko | 2634.00 |
| 9 | Black | Loss | Iio Yoshihiro | 2483.96 |
| Meijin-sen Qual, East Japan area final round | ||||
| Date | 2006-07-09 | Rating | 2401.90 | |
| Round | Color | Result | Opponent | |
| Black | Loss | Nagao Noriaki | 2221.08 | |
| Black | Win | Kamemoto Daichi | 2178.36 | |
| Black | Win | Arita Nobuyoshi | 2339.17 | |
| Meijin-sen Qual, East Japan area 1st round | ||||
| Date | 2006-06-18 | Rating | 2399.49 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Nagao Noriaki | 2218.76 |
| 2 | White | Win | Isobe Taizan | 2395.33 |
| 3 | White | Loss | Kamemoto Daichi | 2179.78 |
| 4 | White | Win | Tamura Kazumasa | 2348.52 |
| 1st All Japan Championship | ||||
| Date | 2006-03-26 | Rating | 2387.36 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tomobe Katsuhiro | 2071.55 |
| 2 | Black | Loss | Takashima Junya | 2480.09 |
| 3 | Black | Win | Ono Takayuki | 2288.48 |
| 4 | Black | Loss | Oosumi Yuuki | 2402.30 |
| 5 | White | Loss | Koyama Jun | 2307.96 |
| 6 | White | Win | Tanizaki Ryusuke | 2097.25 |
| 6th Kanto Renju Emperor Tournament - Semifinal | ||||
| Date | 2005-10-23 | Rating | 2374.29 | |
| Round | Color | Result | Opponent | |
| White | Loss | Yamaguchi Yusui | 2572.07 | |
| White | Loss | Okabe Hiroshi | 2564.61 | |
| White | Loss | Isobe Taizan | 2430.68 | |
| White | Win | Kamemoto Daichi | 2160.46 | |
| Black | Loss | Koyama Jun | 2285.11 | |
| 6th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2005-10-22 | Rating | 2374.30 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tanizaki Ryusuke | 2089.57 |
| 2 | Black | Win | Koyama Jun | 2284.99 |
| 3 | White | Win | Yamauchi Takahiro | 2026.46 |
| 4 | Black | Win | Mitsumori Masao | 2252.46 |
| The 43rd Meijin-sen Tournament | ||||
| Date | 2005-09-19 | Rating | 2372.30 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tanaka Koichi | 2309.50 |
| 2 | White | Win | Matsuura Hiroshi | 2325.56 |
| 3 | White | Loss | Kawate Kozo | 2159.95 |
| 4 | Black | Loss | Yamaguchi Yusui | 2567.20 |
| 5 | Black | Loss | Oosumi Yuuki | 2376.53 |
| 6 | White | Loss | Takashima Junya | 2477.70 |
| 7 | Black | Loss | Okabe Hiroshi | 2562.61 |
| 8 | White | Loss | Hasegawa Kazuto | 2668.71 |
| 9 | Black | Win | Ishitani Shin-ichi | 2373.65 |
| 43rd Meijinsen Qualification: East Japan Final | ||||
| Date | 2005-07-11 | Rating | 2372.85 | |
| Round | Color | Result | Opponent | |
| Black | Win | Okabe Hiroshi | 2557.06 | |
| Black | Loss | Itami Yoshiyuki | 2169.76 | |
| Black | Win | Mitsumori Masao | 2254.61 | |
| 43rd Meijinsen Qualification: East Japan 1st round | ||||
| Date | 2005-06-12 | Rating | 2372.40 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sasaki Miyu | 1948.56 |
| 2 | Black | Loss | Mitsumori Masao | 2253.13 |
| 3 | Black | Win | Ono Takayuki | 2274.55 |
| 4 | White | Win | Kudomi Takahiro | 2284.85 |
| 22nd Kanto Championship | ||||
| Date | 2005-05-22 | Rating | 2371.83 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Watanabe Tatsuya | 2093.74 |
| 2 | Black | Win | Maruta Hiroki | 1947.73 |
| 3 | White | Win | Ishizaki Masatoshi | 1908.46 |
| 4 | Black | Loss | Ishitani Shin-ichi | 2373.26 |
| 5 | Black | Win | Koyama Jun | 2265.02 |
| 45th Suisei-sen Tournament - Final | ||||
| Date | 2005-04-17 | Rating | 2370.46 | |
| Round | Color | Result | Opponent | |
| White | Win | Hara Masao | 2046.35 | |
| White | Win | Ono Takayuki | 2274.29 | |
| White | Win | Nagao Noriaki | 2220.23 | |
| White | Win | Arita Nobuyoshi | 2289.06 | |
| White | Win | Tashiro Yuichi | 2273.63 | |
| Japan WC Qualification tournament | ||||
| Date | 2005-04-03 | Rating | 2368.30 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Nagao Noriaki | 2220.75 |
| 2 | Black | Win | Kubo Izumi | 2149.15 |
| 3 | Black | Loss | Matsuura Hiroshi | 2354.03 |
| 4 | Black | Win | Miyoshi Takeo | 2251.02 |
| 5 | Black | Draw | Isobe Taizan | 2435.73 |
| 6 | Black | Win | Miyagawa Junzo | 2233.54 |
| 8th Mikami Cup - A Class | ||||
| Date | 2005-01-23 | Rating | 2353.63 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Itami Yoshiyuki | 2161.27 |
| 2 | White | Win | Iwano Fumio | 2043.07 |
| 3 | White | Loss | Matsuoka Teruo | 1867.10 |
| 4 | Black | Win | Hara Masao | 2052.23 |
| 5 | White | Loss | Koyama Jun | 2248.43 |
| 5th Kanto Renju Emperor Tournament - 2nd round | ||||
| Date | 2004-12-19 | Rating | 2351.62 | |
| Round | Color | Result | Opponent | |
| White | Win | Mitsumori Masao | 2235.49 | |
| White | Loss | Kudomi Takahiro | 2307.13 | |
| White | Win | Ono Takayuki | 2271.60 | |
| Black | Loss | Okabe Hiroshi | 2549.43 | |
| Black | Loss | Yamaguchi Yusui | 2549.08 | |
| 5th 6-7 dan Tournament | ||||
| Date | 2004-12-05 | Rating | 2351.15 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Gakumazawa Hideaki | 2066.21 |
| 2 | White | Loss | Kudomi Takahiro | 2309.08 |
| 3 | White | Loss | Hiwatashi Kikuma | 1917.20 |
| 4 | Black | Win | Kobayashi Koichi | 2084.14 |
| 5 | Black | Win | Kubo Izumi | 2169.75 |
| 6 | Black | Win | Arita Nobuyoshi | 2267.42 |
| 5th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2004-11-28 | Rating | 2351.18 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Tomobe Katsuhiro | 2027.56 |
| 2 | White | Win | Mao Richu | 1768.02 |
| 3 | Black | Win | Sunagawa Shouki | 2134.32 |
| 4 | Black | Draw | Okabe Hiroshi | 2546.92 |
| 21st Kanto Shineisen Tournament | ||||
| Date | 2004-09-12 | Rating | 2347.78 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Matsuoka Teruo | 1868.14 |
| 2 | White | Win | Koyama Jun | 2229.08 |
| 3 | Black | Win | Kamemoto Daichi | 2102.89 |
| 4 | Black | Win | Watanabe Tatsuya | 2074.66 |
| 5 | Black | Win | Tanno Yoshitaka | 2120.16 |
| 42nd Meijinsen Qualification: East Japan 2nd round | ||||
| Date | 2004-07-11 | Rating | 2340.45 | |
| Round | Color | Result | Opponent | |
| White | Loss | Kawamura Norihiko | 2678.85 | |
| White | Win | Okabe Hiroshi | 2536.77 | |
| White | Loss | Kudomi Takahiro | 2308.03 | |
| 42nd Meijinsen Qualification: East Japan 1st round | ||||
| Date | 2004-06-13 | Rating | 2337.01 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Ohno Syunzo | 2039.87 |
| 3 | Black | Win | Ono Takayuki | 2240.05 |
| 4 | White | Win | Kubo Izumi | 2183.63 |
| 44th Suiseisen Tournament - Finals | ||||
| Date | 2004-04-11 | Rating | 2330.16 | |
| Round | Color | Result | Opponent | |
| Black | Draw | Sato Takuma | 2148.78 | |
| Black | Draw | Sano Hiroyuki | 2160.85 | |
| Black | Win | Kitamura Mitsuhiro | 2108.77 | |
| Black | Win | Arita Nobuyoshi | 2231.28 | |
| Black | Win | Hara Masao | 2077.49 | |
| 7th Mikami Cup - A class | ||||
| Date | 2004-01-25 | Rating | 2320.06 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tanno Yoshitaka | 2124.72 |
| 2 | Black | Win | Sato Takuma | 2142.27 |
| 3 | White | Win | Hara Masao | 2089.60 |
| 4 | White | Loss | Arita Nobuyoshi | 2227.24 |
| 5 | White | Win | Tadokoro Hosai | 1955.01 |
| 4th Kanto Renju Emperor Tournament - 1st round | ||||
| Date | 2003-11-16 | Rating | 2309.86 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Yamaguchi Yusui | 2564.12 |
| 2 | White | Win | Tomobe Katsuhiro | 2018.46 |
| 3 | Black | Win | Sunagawa Shouki | 2116.39 |
| 4 | Black | Draw | Ono Takayuki | 2204.32 |
| 20th Kanto Shineisen Tournament | ||||
| Date | 2003-09-21 | Rating | 2301.40 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Tanno Yoshitaka | 2132.49 |
| 2 | White | Loss | Tadokoro Hosai | 1966.78 |
| 3 | White | Win | Kato Yasuhiro | 2032.62 |
| 4 | White | Loss | Sano Hiroyuki | 2179.87 |
| 5 | White | Win | Maruta Hiroki | 1936.50 |
| 41th Meijinsen Qualification: East Japan 2nd round | ||||
| Date | 2003-07-13 | Rating | 2295.94 | |
| Round | Color | Result | Opponent | |
| White | Loss | Isobe Taizan | 2409.35 | |
| White | Draw | Okabe Hiroshi | 2514.19 | |
| Black | Loss | Suzuki Naoya | 2286.02 | |
| 41th Meijinsen Qualification: East Japan 1st round | ||||
| Date | 2003-06-08 | Rating | 2294.71 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Kubo Izumi | 2197.77 |
| 2 | White | Win | Tadokoro Hosai | 1967.39 |
| 3 | Black | Win | Maruta Koji | 2192.48 |
| 4 | Black | Loss | Suzuki Naoya | 2286.10 |