JPN Sakamoto Hirouji

Place: Osaka, Japan

Rating: 2197.13, Rank: 266

First game: 1991-08-10, Last game: 2020-06-21

Top rating: 2265.90 (2011-10-23)

Games: 283, Wins: 125, Draws: 13, Losses: 145

Gy1: 13, Gy2: 26, Gy5: 64

58 Meijinsen Qualification Kansai area 1st round
Date 2020-06-21 Rating 2197.13
Round Color Result Opponent
2 White Win JPN Iio Yoshihiro 2317.73
3 White Loss JPN Tachi Masaya 2411.28
4 White Win JPN Hata Masayuki 2073.53
5 White Loss JPN Hayashi Shoichi 2117.89
15th All Japan Championship
Date 2020-01-19 Rating 2195.33
Round Color Result Opponent
1 White Loss JPN Okabe Hiroshi 2633.13
2 Black Loss JPN Hata Masayuki 2086.74
3 White Loss JPN Fujita Maiko 2275.21
4 Black Draw JPN Kito Shinichi 2130.86
5 White Win JPN Inoue Fumiya 2308.43
6 White Loss JPN Ono Takayuki 2308.71
15 Kansai Championship 1st round
Date 2019-10-20 Rating 2200.28
Round Color Result Opponent
1 White Win JPN Kito Shinichi 2134.65
2 White Win JPN Makino Mitsunori 2249.15
3 Black Win JPN Hayashi Shoichi 2110.02
57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2193.23
Round Color Result Opponent
1 Black Loss JPN Kito Shinichi 2145.99
2 Black Loss JPN Matsui Tsunehiro 2097.13
3 White Loss JPN Koiso Shigemasa 2023.20
50 Kyoto Classified Tournament
Date 2018-11-11 Rating 2211.66
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2106.39
2 Black Loss JPN Hasegawa Kazuto 2502.15
3 White Win JPN Iio Yoshihiro 2390.75
4 White Win JPN Ozawa Tetsushi 1939.42
5 Black Loss JPN Tanaka Toshiki 2428.66
14 Kansai Championship 1st round
Date 2018-10-21 Rating 2212.34
Round Color Result Opponent
1 White Win JPN Sakamoto Ryuto 1960.91
2 Black Win JPN Masuda Yuuto 1822.73
3 White Loss JPN Hasegawa Kazuto 2500.84
4 Black Win JPN Hayashi Shoichi 2088.73
5 Black Win JPN Adachi Tomoya 1621.69
56 Meijinsen Qualification Kansai area 1st round
Date 2018-05-20 Rating 2211.70
Round Color Result Opponent
1 White Loss JPN Tachi Masaya 2462.34
2 White Win JPN Kashihara Akihiko 2263.26
3 White Win JPN Watanabe Nobuo 1898.99
4 White Loss JPN Kawamura Norihiko 2572.01
13 Kansai Championship 1st round
Date 2017-10-22 Rating 2204.39
Round Color Result Opponent
1 White Loss JPN Kawamura Norihiko 2560.43
2 White Loss JPN Tachi Masaya 2463.98
3 Black Loss JPN Matsui Tsunehiro 2109.59
4 White Win JPN Iio Yoshihiro 2454.61
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2200.44
Round Color Result Opponent
1 White Win JPN Koiso Shigemasa 2025.95
2 White Loss JPN Tanaka Toshiki 2388.05
3 White Win JPN Ozawa Tetsushi 1965.36
4 White Loss JPN Hata Masayuki 2127.08
12th All Japan Championship
Date 2017-03-26 Rating 2200.60
Round Color Result Opponent
1 Black Loss JPN Kamiya Shunsuke 2689.24
2 Black Win JPN Nishida Toshio 2022.77
3 White Draw JPN Sato Kiyotomi 2399.79
4 White Loss JPN Tachi Masaya 2453.78
5 Black Loss JPN Maruta Koji 2089.13
6 Black Win JPN Maruta Hiroki 2053.93
12 Kansai Championship 2nd round
Date 2017-02-19 Rating 2200.90
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2461.53
3 White Loss JPN Hasegawa Kazuto 2541.85
12 Kansai Championship 1st round
Date 2016-10-23 Rating 2204.63
Round Color Result Opponent
1 White Loss JPN Kubo Izumi 2049.54
3 White Win JPN Hasegawa Kazuto 2550.54
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2207.64
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2474.09
2 Black Draw JPN Tanaka Toshiki 2382.15
3 White Win JPN Kubo Izumi 2041.70
4 White Win JPN Hata Masayuki 2116.18
11 Kansai Championship 2nd round
Date 2016-03-20 Rating 2205.76
Round Color Result Opponent
1 White Loss JPN Tachi Masaya 2403.88
2 Black Loss JPN Kashihara Akihiko 2266.42
3 Black Loss JPN Iio Yoshihiro 2469.00
47 Kyoto Classified Tournament
Date 2015-11-08 Rating 2209.56
Round Color Result Opponent
S1 Black Win JPN Ooi Kozo 2112.22
S2 Black Loss RUS Epifanov Dmitry 2618.49
S3 White Loss JPN Mano Yoshihisa 2282.78
S4 White Win JPN Tachi Masaya 2399.79
S5 Black Loss JPN Okabe Hiroshi 2636.32
11 Kansai Championship 1st round
Date 2015-10-25 Rating 2209.39
Round Color Result Opponent
1 Black Win JPN Matsui Tsunehiro 2136.11
2 Black Win JPN Kubo Izumi 2023.61
3 Black Loss JPN Kashihara Akihiko 2265.21
4 Black Loss JPN Tachi Masaya 2401.00
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2207.63
Round Color Result Opponent
1 White Loss JPN Koiso Shigemasa 2103.52
2 Black Loss JPN Iio Yoshihiro 2445.49
3 Black Win JPN Hata Masayuki 2120.35
4 White Loss JPN Miyagawa Junzo 2165.35
10 Kansai Championship 2nd round
Date 2015-02-15 Rating 2213.61
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2162.20
2 White Loss JPN Iio Yoshihiro 2441.86
3 White Loss JPN Tachi Masaya 2400.45
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2220.34
Round Color Result Opponent
S1 Black Win JPN Ishitani Shin-ichi 2360.32
S2 White Loss JPN Iio Yoshihiro 2437.35
S3 Black Loss JPN Fukui Nobuhiro 2530.37
S4 Black Win JPN Matsuo Toshiko 1854.85
S5 White Win JPN Hata Masayuki 2131.00
10 Kansai Championship 1st round
Date 2014-10-26 Rating 2220.46
Round Color Result Opponent
2 White Win JPN Kubo Izumi 2016.95
3 Black Loss JPN Miyagawa Junzo 2154.31
4 Black Loss JPN Tachi Masaya 2392.79
5 White Win JPN Kon Akira 1927.05
52 Meijinsen Qualification Kansai area 2nd round
Date 2014-06-15 Rating 2226.30
Round Color Result Opponent
1 White Win JPN Kashihara Akihiko 2266.94
2 White Loss JPN Iio Yoshihiro 2448.15
3 Black Win JPN Miyagawa Junzo 2140.97
ex Black Loss JPN Kashihara Akihiko 2266.94
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2226.95
Round Color Result Opponent
1 Black Loss JPN Ozawa Tetsushi 1991.12
2 White Win JPN Koiso Shigemasa 2093.87
3 White Win JPN Tachi Masaya 2376.02
4 White Draw JPN Iio Yoshihiro 2453.07
9th Kansai Championship 2nd round
Date 2014-02-16 Rating 2225.62
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2459.52
2 Black Loss JPN Hasegawa Kazuto 2546.45
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2226.84
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2445.09
2 White Win JPN Kubo Izumi 2031.01
4 Black Win JPN Watanabe Nobuo 1964.37
5 White Win JPN Kon Akira 1923.08
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2224.38
Round Color Result Opponent
1 White Loss JPN Kon Akira 1929.20
2 White Loss JPN Iio Yoshihiro 2416.60
4 White Loss JPN Koiso Shigemasa 2086.69
5 White Win JPN Hata Masayuki 2181.25
50 Meijinsen Qualification Kansai area 2nd round
Date 2012-06-17 Rating 2252.80
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2405.11
2 White Loss JPN Hasegawa Kazuto 2502.50
3 White Win JPN Kise Katsumi 2469.56
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2254.57
Round Color Result Opponent
1 Black Win JPN Kubo Izumi 2019.36
2 White Loss JPN Kise Katsumi 2471.27
3 White Win JPN Hata Masayuki 2157.77
4 White Win JPN Koiso Shigemasa 2098.18
5 White Draw JPN Nakajima Osamu 2156.27
7th Kansai Championship 2nd round
Date 2012-02-19 Rating 2256.94
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2407.98
2 Black Loss JPN Kise Katsumi 2472.91
3 White Loss JPN Hata Masayuki 2158.17
7th All Japan Championship
Date 2012-01-29 Rating 2259.30
Round Color Result Opponent
1 Black Win JPN Kon Akira 1953.44
2 White Win JPN Tamada Yoichi 2414.49
3 Black Loss JPN Iio Yoshihiro 2408.36
4 White Win JPN Tada Ayako 2210.88
5 White Loss JPN Ono Takayuki 2344.32
6 White Loss JPN Nakayama Tomoharu 2523.14
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2265.48
Round Color Result Opponent
S1 Black Win JPN Iio Yoshihiro 2407.75
S2 Black Loss JPN Oosumi Yuuki 2691.43
S3 Black Win JPN Miyoshi Takeo 2098.31
S4 White Loss JPN Ishitani Shin-ichi 2318.88
S5 Black Win JPN Miyagawa Junzo 2150.43
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2265.90
Round Color Result Opponent
1 White Loss JPN Hata Masayuki 2155.74
3 White Win JPN Miyagawa Junzo 2150.39
4 White Win JPN Kise Katsumi 2468.78
5 White Win JPN Koiso Shigemasa 2098.96
48th Meijinsen Tournament
Date 2010-09-20 Rating 2252.57
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2439.49
2 White Loss JPN Okabe Hiroshi 2605.91
3 White Loss JPN Koiso Shigemasa 2095.59
4 Black Win JPN Ishitani Shin-ichi 2312.11
5 Black Win JPN Oosumi Yuuki 2623.94
6 Black Loss JPN Yamaguchi Yusui 2505.77
7 White Loss JPN Tamada Yoichi 2412.40
8 White Win JPN Kawano Takahisa 2258.11
9 White Loss JPN Matsuura Hiroshi 2277.99
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2249.70
Round Color Result Opponent
1 White Win JPN Koiso Shigemasa 2101.57
2 White Win JPN Ozawa Tetsushi 2015.60
3 Black Draw JPN Takagawa Teiji 2123.09
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2247.76
Round Color Result Opponent
1 White Win JPN Ozawa Tetsushi 2012.66
2 White Win JPN Koiso Shigemasa 2102.26
3 White Win JPN Miyagawa Junzo 2138.73
4 Black Win JPN Yasumoto Yoshinobu 1919.23
5 Black Win JPN Takagawa Teiji 2124.89
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2219.84
Round Color Result Opponent
1 White Loss JPN Miyagawa Junzo 2135.09
2 White Loss JPN Iio Yoshihiro 2429.56
4 Black Win JPN Kon Akira 1924.78
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2219.13
Round Color Result Opponent
S1 White Loss JPN Oosumi Yuuki 2567.87
S2 Black Loss JPN Iio Yoshihiro 2429.23
S3 White Win JPN Yasumoto Yoshinobu 1917.04
S4 Black Win JPN Ishitani Shin-ichi 2290.97
S5 Black Loss JPN Okabe Hiroshi 2579.43
47th Meijinsen tournament
Date 2009-09-22 Rating 2213.33
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2480.19
2 Black Loss JPN Oosumi Yuuki 2564.58
3 White Loss JPN Matsuura Hiroshi 2244.11
4 White Loss JPN Kawamura Norihiko 2549.81
5 Black Loss JPN Ishitani Shin-ichi 2289.53
6 White Loss JPN Okabe Hiroshi 2575.16
7 White Loss JPN Tamura Kazumasa 2426.23
8 White Win JPN Kataoka Mitsuaki 2144.41
9 Black Loss JPN Iio Yoshihiro 2426.03
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2211.75
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2123.82
2 White Win JPN Kubo Izumi 2027.44
3 White Loss JPN Oosumi Yuuki 2561.48
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2209.43
Round Color Result Opponent
1 White Win JPN Kon Akira 1922.42
2 White Win JPN Ozawa Tetsushi 2005.74
3 White Win JPN Hata Masayuki 2132.18
4 White Win JPN Koiso Shigemasa 2088.22
5 White Draw JPN Kubo Izumi 2028.67
4th All Japan Championship
Date 2009-03-21 Rating 2203.39
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2773.38
2 White Win JPN Fujikawa Masaki 1998.66
3 White Loss JPN Okabe Hiroshi 2555.41
4 White Win JPN Kato Yasuhiro 1949.41
5 Black Loss JPN Iio Yoshihiro 2406.92
6 Black Loss JPN Maruta Hiroki 2017.15
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2194.91
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2414.14
2 Black Win JPN Hata Masayuki 2169.00
3 White Loss JPN Miyagawa Junzo 2150.73
4 Black Loss JPN Kon Akira 1913.08
46th Meijinsen Qualification Kansai area 2nd round
Date 2008-06-15 Rating 2197.68
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2195.79
2 White Loss JPN Iio Yoshihiro 2426.02
3 Black Loss JPN Miyagawa Junzo 2159.81
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2199.01
Round Color Result Opponent
1 Black Win JPN Koiso Shigemasa 2083.36
2 White Loss JPN Miyagawa Junzo 2160.76
3 Black Win JPN Yasumoto Yoshinobu 1952.35
4 White Win JPN Hata Masayuki 2198.35
5 White Win JPN Tamura Kazumasa 2359.06
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2188.74
Round Color Result Opponent
1 White Loss JPN Koiso Shigemasa 2084.67
2 White Loss JPN Miyagawa Junzo 2159.70
3 Black Loss JPN Ozawa Tetsushi 2013.79
4 Black Win JPN Matsui Tsunehiro 2118.30
World Championship BT
Date 2007-08-15 Rating 2192.92
Round Color Result Opponent
3 White Loss SWE Eriksson Marcus 2220.67
4 Black Draw SWE Jonsson Peter 2254.37
5 Black Win RUS Dvoeglazov Vladimir 2273.75
6 White Loss ARM Poghosyan Albert 2295.38
7 Black Win RUS Pushkaryov Dmitry 2034.35
8 Black Draw RUS Golosov Viktor 2342.45
9 White Win RUS Saranchin Aleksandr 2020.55
World Championship QT
Date 2007-08-08 Rating 2193.02
Round Color Result Opponent
1 Black Loss UZB Khramov Andrey 2196.95
2 White Win SVK Eged Igor 2193.01
4 White Loss SWE Andersson Tord 2263.75
5 White Loss CHN Wu Di 2605.83
6 Black Win SWE Eriksson Marcus 2218.86
7 Black Loss SWE Jonsson Peter 2255.61
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2195.13
Round Color Result Opponent
1 White Loss JPN Oosumi Yuuki 2431.48
2 White Win JPN Iio Yoshihiro 2432.41
3 White Loss JPN Hata Masayuki 2191.84
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2196.33
Round Color Result Opponent
1 Black Win JPN Yasumoto Yoshinobu 1952.98
2 White Loss JPN Oosumi Yuuki 2421.23
3 White Win JPN Ozawa Tetsushi 2025.59
4 White Win JPN Takagawa Teiji 2181.35
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2195.34
Round Color Result Opponent
1 White Win JPN Fujikawa Masaki 2030.77
2 White Draw JPN Ishitani Shin-ichi 2250.60
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2187.80
Round Color Result Opponent
1 White Win JPN Doi Manabu 2006.39
2 White Loss JPN Oosumi Yuuki 2360.33
3 White Win JPN Koiso Shigemasa 2076.25
4 White Loss JPN Sagara Takashi 2395.30
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2179.42
Round Color Result Opponent
1 White Loss JPN Takagawa Teiji 2210.45
2 White Win JPN Miyagawa Sou 2012.93
3 White Win JPN Hayashi Koji 1776.90
4 White Win JPN Koiso Shigemasa 2079.07
1st Kansai Championship 3rd round
Date 2006-01-08 Rating 2170.04
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2623.11
2 White Loss JPN Sagara Takashi 2384.59
3 White Loss JPN Takashima Junya 2372.34
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2167.10
Round Color Result Opponent
1 White Loss JPN Hata Masayuki 2187.50
2 White Win JPN Miyagawa Sou 1987.13
3 White Win JPN Matsui Tsunehiro 2122.75
4 White Win JPN Takagawa Teiji 2222.84
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2151.82
Round Color Result Opponent
1 Black Win JPN Miyagawa Sou 1958.61
2 Black Loss JPN Takashima Junya 2336.17
3 White Loss JPN Iwata Akihisa 2142.36
4 White Loss JPN Takagawa Teiji 2225.37
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2145.70
Round Color Result Opponent
1 Black Loss JPN Takagawa Teiji 2233.20
2 White Loss JPN Okabe Hiroshi 2401.21
3 Black Win JPN Saito Koji 2073.03
4 White Loss JPN Sakashita Shoichi 2112.97
5 White Loss JPN Kawamura Norihiko 2594.25
6 White Loss JPN Hasegawa Kazuto 2571.81
7 White Win JPN Iio Yoshihiro 2369.17
8 White Win JPN Ishitani Shin-ichi 2257.97
9 White Loss JPN Matsuura Hiroshi 2243.61
World Championship BT
Date 2003-08-08 Rating 2128.33
Round Color Result Opponent
1 Black Loss AZE Dzainukov Eldar 2046.68
2 White Loss RUS Chernov Sergey 2236.04
3 White Win EST Lillemets Rauni 1904.45
4 Black Win SWE Eriksson Marcus 2139.81
5 White Win CZE Neuman Petr 2065.19
6 White Loss CHN Chen Wei 2422.97
7 Black Loss RUS Makarov Pavel 2387.55
9 White Loss EST Ilu Timo 2297.84
World Championship QT
Date 2003-07-31 Rating 2128.25
Round Color Result Opponent
1 White Loss TPE Chen Ko-Han 2328.22
2 White Loss FIN Pellikka Marko 2182.72
3 White Loss SWE Gardstrom Petter 2327.66
4 Black Win CZE Rybka Ales 2146.43
5 White Win CZE Pelikan Alan 1809.04
6 White Loss TPE Lu Wei-Yuan 2151.89
7 White Win UKR Yakovleva Alyona 1866.26
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2002-06-16 Rating 2140.09
Round Color Result Opponent
2 White Loss JPN Iio Yoshihiro 2310.27
World Championship BT
Date 2001-08-12 Rating 2155.23
Round Color Result Opponent
1 White Win JPN Niwa Yoshiko 1440.23
2 Black Win TPE Chang Yi-Feng 2238.00
3 White Win CHN Wang Zi 2053.70
4 Black Win AZE Eibatov Nizami 2267.98
5 White Loss JPN Hasegawa Kazuto 2501.13
6 Black Loss JPN Iio Yoshihiro 2303.89
7 White Loss KOR Kwon Jun-Chul 2193.62
8 Black Loss JPN Okabe Hiroshi 2275.09
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 2159.53
Round Color Result Opponent
2 White Loss JPN Iio Yoshihiro 2279.49
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2000-06-19 Rating 2165.45
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2274.27
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 2167.38
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2063.64
2 Black Win JPN Iida Koichi 2031.34
3 White Loss JPN Hayakawa Yoshimi 2387.52
4 White Loss JPN Matsui Tsunehiro 2164.71
Team World Championship
Date 2000-05-06 Rating 2168.43
Round Color Result Opponent
1 Black Win RUS Ses Pavel 2278.54
2 White Win EST Tihkan Evelyn 2008.34
4 White Win RUS Ses Pavel 2278.54
5 Black Win EST Tihkan Evelyn 2008.34
7 White Win SWE Andersson Tord 2172.97
8 White Loss SWE Andersson Tord 2172.97
9 Black Loss RUS Ses Pavel 2278.54
10 White Loss RUS Ses Pavel 2278.54
World Championship BT
Date 1999-08-05 Rating 2163.42
Round Color Result Opponent
1 White Draw TPE Chang Yi-Feng 2193.76
3 White Loss SWE Gardstrom Petter 2349.43
7 White Loss SWE Andersson Tord 2159.11
8 Black Win UZB Khramov Andrey 2146.23
9 Black Draw RUS Filippov Sergey 2258.94
World Championship BT
Date 1991-08-10 Rating 2133.82
Round Color Result Opponent
1 White Draw RUS Semyonov Vladimir 2104.44
2 White Win SWE Karlsson Stefan 2128.58