JPN Sakamoto Hirouji

Place: Osaka, Japan

Rating: 2199.75, Rank: 268

First game: 1991-08-10, Last game: 2020-10-18

Top rating: 2268.44 (2011-10-23)

Games: 288, Wins: 128, Draws: 13, Losses: 147

Gy1: 15, Gy2: 21, Gy5: 60

16 Kansai Championship 1st round
Date 2020-10-18 Rating 2199.75
Round Color Result Opponent
1 Black Win JPN Tanaka Shotaro 2086.87
2 Black Win JPN Toyo Koryu 1952.18
3 White Loss JPN Kawamura Norihiko 2604.87
4 White Loss JPN Iio Yoshihiro 2295.90
5 Black Win JPN Kito Shinichi 2029.86
58 Meijinsen Qualification Kansai area 1st round
Date 2020-06-21 Rating 2196.61
Round Color Result Opponent
2 White Win JPN Iio Yoshihiro 2298.69
3 White Loss JPN Tachi Masaya 2391.60
4 White Win JPN Hata Masayuki 2064.06
5 White Loss JPN Hayashi Shoichi 2080.01
15th All Japan Championship
Date 2020-01-19 Rating 2191.93
Round Color Result Opponent
1 White Loss JPN Okabe Hiroshi 2633.24
2 Black Loss JPN Hata Masayuki 2077.82
3 White Loss JPN Fujita Maiko 2270.28
4 Black Draw JPN Kito Shinichi 2063.09
5 White Win JPN Inoue Fumiya 2307.44
6 White Loss JPN Ono Takayuki 2306.91
15 Kansai Championship 1st round
Date 2019-10-20 Rating 2195.78
Round Color Result Opponent
1 White Win JPN Kito Shinichi 2073.19
2 White Win JPN Makino Mitsunori 2231.42
3 Black Win JPN Hayashi Shoichi 2078.55
57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2188.35
Round Color Result Opponent
1 Black Loss JPN Kito Shinichi 2091.19
2 Black Loss JPN Matsui Tsunehiro 2090.47
3 White Loss JPN Koiso Shigemasa 2019.35
50 Kyoto Classified Tournament
Date 2018-11-11 Rating 2207.31
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2099.85
2 Black Loss JPN Hasegawa Kazuto 2502.39
3 White Win JPN Iio Yoshihiro 2384.95
4 White Win JPN Ozawa Tetsushi 1935.45
5 Black Loss JPN Tanaka Toshiki 2426.06
14 Kansai Championship 1st round
Date 2018-10-21 Rating 2208.04
Round Color Result Opponent
1 White Win JPN Sakamoto Ryuto 1946.15
2 Black Win JPN Masuda Yuuto 1810.08
3 White Loss JPN Hasegawa Kazuto 2501.05
4 Black Win JPN Hayashi Shoichi 2065.27
5 Black Win JPN Adachi Tomoya 1552.13
56 Meijinsen Qualification Kansai area 1st round
Date 2018-05-20 Rating 2208.31
Round Color Result Opponent
1 White Loss JPN Tachi Masaya 2458.85
2 White Win JPN Kashihara Akihiko 2259.47
3 White Win JPN Watanabe Nobuo 1897.86
4 White Loss JPN Kawamura Norihiko 2575.79
13 Kansai Championship 1st round
Date 2017-10-22 Rating 2202.16
Round Color Result Opponent
1 White Loss JPN Kawamura Norihiko 2563.49
2 White Loss JPN Tachi Masaya 2463.67
3 Black Loss JPN Matsui Tsunehiro 2105.89
4 White Win JPN Iio Yoshihiro 2453.64
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2199.02
Round Color Result Opponent
1 White Win JPN Koiso Shigemasa 2024.19
2 White Loss JPN Tanaka Toshiki 2387.32
3 White Win JPN Ozawa Tetsushi 1963.01
4 White Loss JPN Hata Masayuki 2124.06
12th All Japan Championship
Date 2017-03-26 Rating 2199.48
Round Color Result Opponent
1 Black Loss JPN Kamiya Shunsuke 2692.00
2 Black Win JPN Nishida Toshio 2022.46
3 White Draw JPN Sato Kiyotomi 2401.64
4 White Loss JPN Tachi Masaya 2455.08
5 Black Loss JPN Maruta Koji 2091.27
6 Black Win JPN Maruta Hiroki 2056.29
12 Kansai Championship 2nd round
Date 2017-02-19 Rating 2199.93
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2462.11
3 White Loss JPN Hasegawa Kazuto 2543.37
12 Kansai Championship 1st round
Date 2016-10-23 Rating 2204.15
Round Color Result Opponent
1 White Loss JPN Kubo Izumi 2051.20
3 White Win JPN Hasegawa Kazuto 2552.34
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2207.76
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2476.08
2 Black Draw JPN Tanaka Toshiki 2382.50
3 White Win JPN Kubo Izumi 2043.38
4 White Win JPN Hata Masayuki 2115.13
11 Kansai Championship 2nd round
Date 2016-03-20 Rating 2206.08
Round Color Result Opponent
1 White Loss JPN Tachi Masaya 2406.61
2 Black Loss JPN Kashihara Akihiko 2266.23
3 Black Loss JPN Iio Yoshihiro 2471.14
47 Kyoto Classified Tournament
Date 2015-11-08 Rating 2210.33
Round Color Result Opponent
S1 Black Win JPN Ooi Kozo 2112.32
S2 Black Loss RUS Epifanov Dmitry 2625.73
S3 White Loss JPN Mano Yoshihisa 2287.30
S4 White Win JPN Tachi Masaya 2402.82
S5 Black Loss JPN Okabe Hiroshi 2639.67
11 Kansai Championship 1st round
Date 2015-10-25 Rating 2210.20
Round Color Result Opponent
1 Black Win JPN Matsui Tsunehiro 2135.45
2 Black Win JPN Kubo Izumi 2025.43
3 Black Loss JPN Kashihara Akihiko 2265.58
4 Black Loss JPN Tachi Masaya 2404.06
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2208.84
Round Color Result Opponent
1 White Loss JPN Koiso Shigemasa 2103.85
2 Black Loss JPN Iio Yoshihiro 2448.19
3 Black Win JPN Hata Masayuki 2120.79
4 White Loss JPN Miyagawa Junzo 2168.72
10 Kansai Championship 2nd round
Date 2015-02-15 Rating 2215.03
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2165.46
2 White Loss JPN Iio Yoshihiro 2444.68
3 White Loss JPN Tachi Masaya 2403.47
46 Kyoto Classified Tournament
Date 2014-11-09 Rating 2221.95
Round Color Result Opponent
S1 Black Win JPN Ishitani Shin-ichi 2364.03
S2 White Loss JPN Iio Yoshihiro 2440.29
S3 Black Loss JPN Fukui Nobuhiro 2533.79
S4 Black Win JPN Matsuo Toshiko 1856.92
S5 White Win JPN Hata Masayuki 2131.99
10 Kansai Championship 1st round
Date 2014-10-26 Rating 2222.10
Round Color Result Opponent
2 White Win JPN Kubo Izumi 2019.13
3 Black Loss JPN Miyagawa Junzo 2157.50
4 Black Loss JPN Tachi Masaya 2395.69
5 White Win JPN Kon Akira 1929.02
52 Meijinsen Qualification Kansai area 2nd round
Date 2014-06-15 Rating 2228.10
Round Color Result Opponent
1 White Win JPN Kashihara Akihiko 2268.59
2 White Loss JPN Iio Yoshihiro 2451.28
3 Black Win JPN Miyagawa Junzo 2144.12
ex Black Loss JPN Kashihara Akihiko 2268.59
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2228.78
Round Color Result Opponent
1 Black Loss JPN Ozawa Tetsushi 1992.50
2 White Win JPN Koiso Shigemasa 2094.91
3 White Win JPN Tachi Masaya 2378.82
4 White Draw JPN Iio Yoshihiro 2456.24
9th Kansai Championship 2nd round
Date 2014-02-16 Rating 2227.54
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2462.77
2 Black Loss JPN Hasegawa Kazuto 2549.78
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2228.84
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2448.42
2 White Win JPN Kubo Izumi 2033.37
4 Black Win JPN Watanabe Nobuo 1965.47
5 White Win JPN Kon Akira 1925.13
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2226.50
Round Color Result Opponent
1 White Loss JPN Kon Akira 1931.29
2 White Loss JPN Iio Yoshihiro 2420.02
4 White Loss JPN Koiso Shigemasa 2088.28
5 White Win JPN Hata Masayuki 2183.33
50 Meijinsen Qualification Kansai area 2nd round
Date 2012-06-17 Rating 2255.16
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2408.77
2 White Loss JPN Hasegawa Kazuto 2506.36
3 White Win JPN Kise Katsumi 2472.54
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2256.93
Round Color Result Opponent
1 Black Win JPN Kubo Izumi 2021.76
2 White Loss JPN Kise Katsumi 2474.25
3 White Win JPN Hata Masayuki 2160.12
4 White Win JPN Koiso Shigemasa 2100.17
5 White Draw JPN Nakajima Osamu 2152.02
7th Kansai Championship 2nd round
Date 2012-02-19 Rating 2259.40
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2411.51
2 Black Loss JPN Kise Katsumi 2475.93
3 White Loss JPN Hata Masayuki 2160.56
7th All Japan Championship
Date 2012-01-29 Rating 2261.78
Round Color Result Opponent
1 Black Win JPN Kon Akira 1955.58
2 White Win JPN Tamada Yoichi 2417.35
3 Black Loss JPN Iio Yoshihiro 2411.87
4 White Win JPN Tada Ayako 2213.62
5 White Loss JPN Ono Takayuki 2347.86
6 White Loss JPN Nakayama Tomoharu 2526.68
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2268.00
Round Color Result Opponent
S1 Black Win JPN Iio Yoshihiro 2411.22
S2 Black Loss JPN Oosumi Yuuki 2694.49
S3 Black Win JPN Miyoshi Takeo 2101.13
S4 White Loss JPN Ishitani Shin-ichi 2321.96
S5 Black Win JPN Miyagawa Junzo 2153.26
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2268.44
Round Color Result Opponent
1 White Loss JPN Hata Masayuki 2158.18
3 White Win JPN Miyagawa Junzo 2153.20
4 White Win JPN Kise Katsumi 2471.91
5 White Win JPN Koiso Shigemasa 2101.11
48th Meijinsen Tournament
Date 2010-09-20 Rating 2255.25
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2442.67
2 White Loss JPN Okabe Hiroshi 2610.07
3 White Loss JPN Koiso Shigemasa 2097.99
4 Black Win JPN Ishitani Shin-ichi 2315.12
5 Black Win JPN Oosumi Yuuki 2626.83
6 Black Loss JPN Yamaguchi Yusui 2508.57
7 White Loss JPN Tamada Yoichi 2415.20
8 White Win JPN Kawano Takahisa 2261.71
9 White Loss JPN Matsuura Hiroshi 2281.46
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2252.39
Round Color Result Opponent
1 White Win JPN Koiso Shigemasa 2103.97
2 White Win JPN Ozawa Tetsushi 2017.92
3 Black Draw JPN Takagawa Teiji 2125.76
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2250.44
Round Color Result Opponent
1 White Win JPN Ozawa Tetsushi 2014.98
2 White Win JPN Koiso Shigemasa 2104.66
3 White Win JPN Miyagawa Junzo 2141.35
4 Black Win JPN Yasumoto Yoshinobu 1921.56
5 Black Win JPN Takagawa Teiji 2127.56
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2222.56
Round Color Result Opponent
1 White Loss JPN Miyagawa Junzo 2137.68
2 White Loss JPN Iio Yoshihiro 2432.61
4 Black Win JPN Kon Akira 1927.01
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2221.85
Round Color Result Opponent
S1 White Loss JPN Oosumi Yuuki 2570.77
S2 Black Loss JPN Iio Yoshihiro 2432.28
S3 White Win JPN Yasumoto Yoshinobu 1919.34
S4 Black Win JPN Ishitani Shin-ichi 2294.05
S5 Black Loss JPN Okabe Hiroshi 2586.15
47th Meijinsen tournament
Date 2009-09-22 Rating 2216.05
Round Color Result Opponent
1 Black Loss JPN Yamaguchi Yusui 2482.50
2 Black Loss JPN Oosumi Yuuki 2567.51
3 White Loss JPN Matsuura Hiroshi 2247.45
4 White Loss JPN Kawamura Norihiko 2552.72
5 Black Loss JPN Ishitani Shin-ichi 2292.64
6 White Loss JPN Okabe Hiroshi 2582.57
7 White Loss JPN Tamura Kazumasa 2428.99
8 White Win JPN Kataoka Mitsuaki 2146.81
9 Black Loss JPN Iio Yoshihiro 2429.10
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2214.44
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2126.38
2 White Win JPN Kubo Izumi 2029.89
3 White Loss JPN Oosumi Yuuki 2564.39
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2212.10
Round Color Result Opponent
1 White Win JPN Kon Akira 1924.61
2 White Win JPN Ozawa Tetsushi 2007.95
3 White Win JPN Hata Masayuki 2134.74
4 White Win JPN Koiso Shigemasa 2090.62
5 White Draw JPN Kubo Izumi 2031.11
4th All Japan Championship
Date 2009-03-21 Rating 2206.06
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2743.73
2 White Win JPN Fujikawa Masaki 2000.89
3 White Loss JPN Okabe Hiroshi 2567.75
4 White Win JPN Kato Yasuhiro 1951.64
5 Black Loss JPN Iio Yoshihiro 2410.03
6 Black Loss JPN Maruta Hiroki 2019.47
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2197.58
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2417.34
2 Black Win JPN Hata Masayuki 2171.59
3 White Loss JPN Miyagawa Junzo 2153.34
4 Black Loss JPN Kon Akira 1915.21
46th Meijinsen Qualification Kansai area 2nd round
Date 2008-06-15 Rating 2200.35
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2198.37
2 White Loss JPN Iio Yoshihiro 2429.33
3 Black Loss JPN Miyagawa Junzo 2162.43
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2201.68
Round Color Result Opponent
1 Black Win JPN Koiso Shigemasa 2085.72
2 White Loss JPN Miyagawa Junzo 2163.39
3 Black Win JPN Yasumoto Yoshinobu 1954.54
4 White Win JPN Hata Masayuki 2200.92
5 White Win JPN Tamura Kazumasa 2361.57
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2191.42
Round Color Result Opponent
1 White Loss JPN Koiso Shigemasa 2087.00
2 White Loss JPN Miyagawa Junzo 2162.36
3 Black Loss JPN Ozawa Tetsushi 2015.84
4 Black Win JPN Matsui Tsunehiro 2120.05
World Championship BT
Date 2007-08-15 Rating 2195.61
Round Color Result Opponent
3 White Loss SWE Eriksson Marcus 2224.04
4 Black Draw SWE Jonsson Peter 2257.68
5 Black Win RUS Dvoeglazov Vladimir 2277.50
6 White Loss ARM Poghosyan Albert 2299.00
7 Black Win RUS Pushkaryov Dmitry 2036.55
8 Black Draw RUS Golosov Viktor 2345.88
9 White Win RUS Saranchin Aleksandr 2023.23
World Championship QT
Date 2007-08-08 Rating 2195.71
Round Color Result Opponent
1 Black Loss UZB Khramov Andrey 2200.32
2 White Win SVK Eged Igor 2196.09
4 White Loss SWE Andersson Tord 2267.04
5 White Loss CHN Wu Di 2608.65
6 Black Win SWE Eriksson Marcus 2222.22
7 Black Loss SWE Jonsson Peter 2258.91
45th Meijinsen Qualification Kansai area final round
Date 2007-06-17 Rating 2197.80
Round Color Result Opponent
1 White Loss JPN Oosumi Yuuki 2434.45
2 White Win JPN Iio Yoshihiro 2435.69
3 White Loss JPN Hata Masayuki 2194.32
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2198.98
Round Color Result Opponent
1 Black Win JPN Yasumoto Yoshinobu 1955.09
2 White Loss JPN Oosumi Yuuki 2424.14
3 White Win JPN Ozawa Tetsushi 2027.59
4 White Win JPN Takagawa Teiji 2183.90
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2197.97
Round Color Result Opponent
1 White Win JPN Fujikawa Masaki 2032.80
2 White Draw JPN Ishitani Shin-ichi 2253.50
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2190.38
Round Color Result Opponent
1 White Win JPN Doi Manabu 2008.37
2 White Loss JPN Oosumi Yuuki 2363.01
3 White Win JPN Koiso Shigemasa 2078.51
4 White Loss JPN Sagara Takashi 2397.52
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2181.96
Round Color Result Opponent
1 White Loss JPN Takagawa Teiji 2212.98
2 White Win JPN Miyagawa Sou 2014.98
3 White Win JPN Hayashi Koji 1777.80
4 White Win JPN Koiso Shigemasa 2081.29
1st Kansai Championship 3rd round
Date 2006-01-08 Rating 2172.55
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2624.68
2 White Loss JPN Sagara Takashi 2386.69
3 White Loss JPN Takashima Junya 2374.81
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2169.61
Round Color Result Opponent
1 White Loss JPN Hata Masayuki 2189.75
2 White Win JPN Miyagawa Sou 1989.06
3 White Win JPN Matsui Tsunehiro 2124.52
4 White Win JPN Takagawa Teiji 2225.36
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2154.34
Round Color Result Opponent
1 Black Win JPN Miyagawa Sou 1960.46
2 Black Loss JPN Takashima Junya 2338.62
3 White Loss JPN Iwata Akihisa 2143.72
4 White Loss JPN Takagawa Teiji 2227.90
The 42nd Meijin-sen Tournament
Date 2004-09-20 Rating 2148.28
Round Color Result Opponent
1 Black Loss JPN Takagawa Teiji 2235.77
2 White Loss JPN Okabe Hiroshi 2421.81
3 Black Win JPN Saito Koji 2076.12
4 White Loss JPN Sakashita Shoichi 2116.07
5 White Loss JPN Kawamura Norihiko 2592.87
6 White Loss JPN Hasegawa Kazuto 2572.55
7 White Win JPN Iio Yoshihiro 2371.57
8 White Win JPN Ishitani Shin-ichi 2260.94
9 White Loss JPN Matsuura Hiroshi 2246.47
World Championship BT
Date 2003-08-08 Rating 2130.56
Round Color Result Opponent
1 Black Loss AZE Dzainukov Eldar 2048.59
2 White Loss RUS Chernov Sergey 2237.72
3 White Win EST Lillemets Rauni 1906.79
4 Black Win SWE Eriksson Marcus 2141.75
5 White Win CZE Neuman Petr 2067.34
6 White Loss CHN Chen Wei 2425.85
7 Black Loss RUS Makarov Pavel 2389.40
9 White Loss EST Ilu Timo 2300.21
World Championship QT
Date 2003-07-31 Rating 2130.47
Round Color Result Opponent
1 White Loss TPE Chen Ko-Han 2330.24
2 White Loss FIN Pellikka Marko 2184.50
3 White Loss SWE Gardstrom Petter 2329.73
4 Black Win CZE Rybka Ales 2148.74
5 White Win CZE Pelikan Alan 1810.55
6 White Loss TPE Lu Wei-Yuan 2154.35
7 White Win UKR Yakovleva Alyona 1867.89
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2002-06-16 Rating 2142.04
Round Color Result Opponent
2 White Loss JPN Iio Yoshihiro 2311.64
World Championship BT
Date 2001-08-12 Rating 2156.99
Round Color Result Opponent
1 White Win JPN Niwa Yoshiko 1441.09
2 Black Win TPE Chang Yi-Feng 2239.45
3 White Win CHN Wang Zi 2054.78
4 Black Win AZE Eibatov Nizami 2269.04
5 White Loss JPN Hasegawa Kazuto 2500.37
6 Black Loss JPN Iio Yoshihiro 2304.97
7 White Loss KOR Kwon Jun-Chul 2195.34
8 Black Loss JPN Okabe Hiroshi 2279.08
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 2161.17
Round Color Result Opponent
2 White Loss JPN Iio Yoshihiro 2280.43
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date 2000-06-19 Rating 2167.03
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2275.19
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 2168.95
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2065.06
2 Black Win JPN Iida Koichi 2032.04
3 White Loss JPN Hayakawa Yoshimi 2387.69
4 White Loss JPN Matsui Tsunehiro 2166.10
Team World Championship
Date 2000-05-06 Rating 2170.00
Round Color Result Opponent
1 Black Win RUS Ses Pavel 2281.24
2 White Win EST Tihkan Evelyn 2009.17
4 White Win RUS Ses Pavel 2281.24
5 Black Win EST Tihkan Evelyn 2009.17
7 White Win SWE Andersson Tord 2174.24
8 White Loss SWE Andersson Tord 2174.24
9 Black Loss RUS Ses Pavel 2281.24
10 White Loss RUS Ses Pavel 2281.24
World Championship BT
Date 1999-08-05 Rating 2164.89
Round Color Result Opponent
1 White Draw TPE Chang Yi-Feng 2194.87
3 White Loss SWE Gardstrom Petter 2350.58
7 White Loss SWE Andersson Tord 2160.29
8 Black Win UZB Khramov Andrey 2147.55
9 Black Draw RUS Filippov Sergey 2259.92
World Championship BT
Date 1991-08-10 Rating 2134.70
Round Color Result Opponent
1 White Draw RUS Semyonov Vladimir 2111.62
2 White Win SWE Karlsson Stefan 2122.48