Sakamoto Hirouji

Place: Osaka, Japan

Rating: 2230.66, Rank: 243

First game: 1991-08-10, Last game: 2021-02-21

Top rating: 2268.75 (2011-10-23)

Games: 291, Wins: 129, Draws: 13, Losses: 149

Gy1: 12, Gy2: 24, Gy5: 60

16 Kansai Championship 2nd round
Date	2021-02-21		Rating	2230.66
Round	Color	Result	Opponent
1	White	Win	Iio Yoshihiro	2275.28
2	White	Loss	Kawamura Norihiko	2585.14
3	Black	Loss	Makino Mitsunori	2455.40
16 Kansai Championship 1st round
Date	2020-10-18		Rating	2228.48
Round	Color	Result	Opponent
1	Black	Win	Tanaka Shotaro	2170.51
2	Black	Win	Toyo Koryu	1977.21
3	White	Loss	Kawamura Norihiko	2589.07
4	White	Loss	Iio Yoshihiro	2284.35
5	Black	Win	Kito Shinichi	2108.23
58 Meijinsen Qualification Kansai area 1st round
Date	2020-06-21		Rating	2222.80
Round	Color	Result	Opponent
2	White	Win	Iio Yoshihiro	2293.89
3	White	Loss	Tachi Masaya	2406.49
4	White	Win	Hata Masayuki	2079.05
5	White	Loss	Hayashi Shoichi	2106.37
15th All Japan Championship
Date	2020-01-19		Rating	2215.62
Round	Color	Result	Opponent
1	White	Loss	Okabe Hiroshi	2654.54
2	Black	Loss	Hata Masayuki	2092.00
3	White	Loss	Fujita Maiko	2277.09
4	Black	Draw	Kito Shinichi	2120.32
5	White	Win	Inoue Fumiya	2330.70
6	White	Loss	Ono Takayuki	2298.01
15 Kansai Championship 1st round
Date	2019-10-20		Rating	2218.24
Round	Color	Result	Opponent
1	White	Win	Kito Shinichi	2126.54
2	White	Win	Makino Mitsunori	2288.69
3	Black	Win	Hayashi Shoichi	2103.21
57 Meijinsen Qualification Kansai area 1st round
Date	2019-05-19		Rating	2207.68
Round	Color	Result	Opponent
1	Black	Loss	Kito Shinichi	2139.93
2	Black	Loss	Matsui Tsunehiro	2098.97
3	White	Loss	Koiso Shigemasa	2026.51
50 Kyoto Classified Tournament
Date	2018-11-11		Rating	2222.62
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2110.72
2	Black	Loss	Hasegawa Kazuto	2504.68
3	White	Win	Iio Yoshihiro	2386.07
4	White	Win	Ozawa Tetsushi	1940.97
5	Black	Loss	Tanaka Toshiki	2432.08
14 Kansai Championship 1st round
Date	2018-10-21		Rating	2222.98
Round	Color	Result	Opponent
1	White	Win	Sakamoto Ryuto	1960.70
2	Black	Win	Masuda Yuuto	1819.06
3	White	Loss	Hasegawa Kazuto	2503.35
4	Black	Win	Hayashi Shoichi	2084.76
5	Black	Win	Adachi Tomoya	1575.93
56 Meijinsen Qualification Kansai area 1st round
Date	2018-05-20		Rating	2220.61
Round	Color	Result	Opponent
1	White	Loss	Tachi Masaya	2463.93
2	White	Win	Kashihara Akihiko	2267.37
3	White	Win	Watanabe Nobuo	1901.05
4	White	Loss	Kawamura Norihiko	2574.82
13 Kansai Championship 1st round
Date	2017-10-22		Rating	2211.29
Round	Color	Result	Opponent
1	White	Loss	Kawamura Norihiko	2563.18
2	White	Loss	Tachi Masaya	2466.78
3	Black	Loss	Matsui Tsunehiro	2111.68
4	White	Win	Iio Yoshihiro	2454.42
55 Meijinsen Qualification Kansai area 1st round
Date	2017-05-21		Rating	2206.07
Round	Color	Result	Opponent
1	White	Win	Koiso Shigemasa	2029.07
2	White	Loss	Tanaka Toshiki	2391.32
3	White	Win	Ozawa Tetsushi	1967.10
4	White	Loss	Hata Masayuki	2130.51
12th All Japan Championship
Date	2017-03-26		Rating	2205.82
Round	Color	Result	Opponent
1	Black	Loss	Kamiya Shunsuke	2692.91
2	Black	Win	Nishida Toshio	2023.48
3	White	Draw	Sato Kiyotomi	2399.94
4	White	Loss	Tachi Masaya	2456.95
5	Black	Loss	Maruta Koji	2071.27
6	Black	Win	Maruta Hiroki	2051.31
12 Kansai Championship 2nd round
Date	2017-02-19		Rating	2206.00
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2462.57
3	White	Loss	Hasegawa Kazuto	2544.32
12 Kansai Championship 1st round
Date	2016-10-23		Rating	2209.36
Round	Color	Result	Opponent
1	White	Loss	Kubo Izumi	2052.03
3	White	Win	Hasegawa Kazuto	2553.15
54 Meijinsen Qualification Kansai area 1st round
Date	2016-05-15		Rating	2211.91
Round	Color	Result	Opponent
1	White	Loss	Iio Yoshihiro	2476.49
2	Black	Draw	Tanaka Toshiki	2385.40
3	White	Win	Kubo Izumi	2044.15
4	White	Win	Hata Masayuki	2119.29
11 Kansai Championship 2nd round
Date	2016-03-20		Rating	2209.90
Round	Color	Result	Opponent
1	White	Loss	Tachi Masaya	2407.44
2	Black	Loss	Kashihara Akihiko	2269.59
3	Black	Loss	Iio Yoshihiro	2471.50
47 Kyoto Classified Tournament
Date	2015-11-08		Rating	2213.43
Round	Color	Result	Opponent
S1	Black	Win	Ooi Kozo	2113.62
S2	Black	Loss	Epifanov Dmitry	2625.24
S3	White	Loss	Mano Yoshihisa	2285.65
S4	White	Win	Tachi Masaya	2403.42
S5	Black	Loss	Okabe Hiroshi	2639.47
11 Kansai Championship 1st round
Date	2015-10-25		Rating	2213.23
Round	Color	Result	Opponent
1	Black	Win	Matsui Tsunehiro	2138.55
2	Black	Win	Kubo Izumi	2026.04
3	Black	Loss	Kashihara Akihiko	2268.21
4	Black	Loss	Tachi Masaya	2404.64
53 Meijinsen Qualification Kansai area 1st round
Date	2015-05-17		Rating	2211.23
Round	Color	Result	Opponent
1	White	Loss	Koiso Shigemasa	2106.54
2	Black	Loss	Iio Yoshihiro	2448.26
3	Black	Win	Hata Masayuki	2123.23
4	White	Loss	Miyagawa Junzo	2168.94
10 Kansai Championship 2nd round
Date	2015-02-15		Rating	2217.10
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Junzo	2165.61
2	White	Loss	Iio Yoshihiro	2444.68
3	White	Loss	Tachi Masaya	2403.89
46 Kyoto Classified Tournament
Date	2014-11-09		Rating	2223.72
Round	Color	Result	Opponent
S1	Black	Win	Ishitani Shin-ichi	2363.44
S2	White	Loss	Iio Yoshihiro	2440.20
S3	Black	Loss	Fukui Nobuhiro	2533.26
S4	Black	Win	Matsuo Toshiko	1857.11
S5	White	Win	Hata Masayuki	2133.89
10 Kansai Championship 1st round
Date	2014-10-26		Rating	2223.82
Round	Color	Result	Opponent
2	White	Win	Kubo Izumi	2019.32
3	Black	Loss	Miyagawa Junzo	2157.56
4	Black	Loss	Tachi Masaya	2396.13
5	White	Win	Kon Akira	1929.39
52 Meijinsen Qualification Kansai area 2nd round
Date	2014-06-15		Rating	2229.54
Round	Color	Result	Opponent
1	White	Win	Kashihara Akihiko	2269.70
2	White	Loss	Iio Yoshihiro	2451.03
3	Black	Win	Miyagawa Junzo	2144.09
ex	Black	Loss	Kashihara Akihiko	2269.70
52 Meijinsen Qualification Kansai area 1st round
Date	2014-05-18		Rating	2230.18
Round	Color	Result	Opponent
1	Black	Loss	Ozawa Tetsushi	1993.11
2	White	Win	Koiso Shigemasa	2096.78
3	White	Win	Tachi Masaya	2379.28
4	White	Draw	Iio Yoshihiro	2455.96
9th Kansai Championship 2nd round
Date	2014-02-16		Rating	2228.79
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2462.49
2	Black	Loss	Hasegawa Kazuto	2549.70
9th Kansai Championship 1st round
Date	2013-10-27		Rating	2229.95
Round	Color	Result	Opponent
1	White	Loss	Iio Yoshihiro	2448.17
2	White	Win	Kubo Izumi	2033.38
4	Black	Win	Watanabe Nobuo	1966.37
5	White	Win	Kon Akira	1925.38
51 Meijinsen Qualification Kansai area 1st round
Date	2013-05-19		Rating	2227.43
Round	Color	Result	Opponent
1	White	Loss	Kon Akira	1931.48
2	White	Loss	Iio Yoshihiro	2419.82
4	White	Loss	Koiso Shigemasa	2089.50
5	White	Win	Hata Masayuki	2184.10
50 Meijinsen Qualification Kansai area 2nd round
Date	2012-06-17		Rating	2255.74
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2408.53
2	White	Loss	Hasegawa Kazuto	2506.13
3	White	Win	Kise Katsumi	2472.71
50 Meijinsen Qualification Kansai area 1st round
Date	2012-05-20		Rating	2257.49
Round	Color	Result	Opponent
1	Black	Win	Kubo Izumi	2021.81
2	White	Loss	Kise Katsumi	2474.41
3	White	Win	Hata Masayuki	2160.52
4	White	Win	Koiso Shigemasa	2100.90
5	White	Draw	Nakajima Osamu	2159.19
7th Kansai Championship 2nd round
Date	2012-02-19		Rating	2259.83
Round	Color	Result	Opponent
1	White	Loss	Iio Yoshihiro	2411.26
2	Black	Loss	Kise Katsumi	2476.06
3	White	Loss	Hata Masayuki	2160.90
7th All Japan Championship
Date	2012-01-29		Rating	2262.18
Round	Color	Result	Opponent
1	Black	Win	Kon Akira	1955.74
2	White	Win	Tamada Yoichi	2416.79
3	Black	Loss	Iio Yoshihiro	2411.62
4	White	Win	Tada Ayako	2213.21
5	White	Loss	Ono Takayuki	2347.31
6	White	Loss	Nakayama Tomoharu	2526.28
43 Kyoto Classified Tournament
Date	2011-11-13		Rating	2268.33
Round	Color	Result	Opponent
S1	Black	Win	Iio Yoshihiro	2410.96
S2	Black	Loss	Oosumi Yuuki	2694.08
S3	Black	Win	Miyoshi Takeo	2100.85
S4	White	Loss	Ishitani Shin-ichi	2321.53
S5	Black	Win	Miyagawa Junzo	2153.09
7th Kansai Championship 1st round
Date	2011-10-23		Rating	2268.75
Round	Color	Result	Opponent
1	White	Loss	Hata Masayuki	2158.43
3	White	Win	Miyagawa Junzo	2153.04
4	White	Win	Kise Katsumi	2471.95
5	White	Win	Koiso Shigemasa	2101.63
48th Meijinsen Tournament
Date	2010-09-20		Rating	2255.29
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2442.38
2	White	Loss	Okabe Hiroshi	2609.66
3	White	Loss	Koiso Shigemasa	2098.18
4	Black	Win	Ishitani Shin-ichi	2314.77
5	Black	Win	Oosumi Yuuki	2626.45
6	Black	Loss	Yamaguchi Yusui	2508.21
7	White	Loss	Tamada Yoichi	2414.80
8	White	Win	Kawano Takahisa	2262.03
9	White	Loss	Matsuura Hiroshi	2281.34
Meijinsen Qualification Kansai area 2nd round
Date	2010-06-20		Rating	2252.39
Round	Color	Result	Opponent
1	White	Win	Koiso Shigemasa	2104.11
2	White	Win	Ozawa Tetsushi	2017.81
3	Black	Draw	Takagawa Teiji	2125.40
Meijinsen Qualification Kansai area
Date	2010-05-16		Rating	2250.43
Round	Color	Result	Opponent
1	White	Win	Ozawa Tetsushi	2014.86
2	White	Win	Koiso Shigemasa	2104.79
3	White	Win	Miyagawa Junzo	2141.18
4	Black	Win	Yasumoto Yoshinobu	1921.41
5	Black	Win	Takagawa Teiji	2127.20
5th Kansai Championship 2nd round
Date	2009-11-15		Rating	2222.47
Round	Color	Result	Opponent
1	White	Loss	Miyagawa Junzo	2137.49
2	White	Loss	Iio Yoshihiro	2432.30
4	Black	Win	Kon Akira	1926.87
41 Kyoto Classified Tournament
Date	2009-11-08		Rating	2221.76
Round	Color	Result	Opponent
S1	White	Loss	Oosumi Yuuki	2570.40
S2	Black	Loss	Iio Yoshihiro	2431.97
S3	White	Win	Yasumoto Yoshinobu	1919.18
S4	Black	Win	Ishitani Shin-ichi	2293.71
S5	Black	Loss	Okabe Hiroshi	2585.75
47th Meijinsen tournament
Date	2009-09-22		Rating	2215.94
Round	Color	Result	Opponent
1	Black	Loss	Yamaguchi Yusui	2482.14
2	Black	Loss	Oosumi Yuuki	2567.15
3	White	Loss	Matsuura Hiroshi	2247.29
4	White	Loss	Kawamura Norihiko	2552.31
5	Black	Loss	Ishitani Shin-ichi	2292.31
6	White	Loss	Okabe Hiroshi	2582.17
7	White	Loss	Tamura Kazumasa	2428.57
8	White	Win	Kataoka Mitsuaki	2147.27
9	Black	Loss	Iio Yoshihiro	2428.79
47th Meijinsen Qualification Kansai area 2nd round
Date	2009-06-21		Rating	2214.30
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2126.30
2	White	Win	Kubo Izumi	2029.64
3	White	Loss	Oosumi Yuuki	2564.03
47th Meijinsen Qualification Kansai area 1st round
Date	2009-05-10		Rating	2211.96
Round	Color	Result	Opponent
1	White	Win	Kon Akira	1924.48
2	White	Win	Ozawa Tetsushi	2007.81
3	White	Win	Hata Masayuki	2134.65
4	White	Win	Koiso Shigemasa	2090.61
5	White	Draw	Kubo Izumi	2030.85
4th All Japan Championship
Date	2009-03-21		Rating	2205.90
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2743.50
2	White	Win	Fujikawa Masaki	2000.53
3	White	Loss	Okabe Hiroshi	2567.35
4	White	Win	Kato Yasuhiro	1951.37
5	Black	Loss	Iio Yoshihiro	2409.71
6	Black	Loss	Maruta Hiroki	2019.17
4th Kansai Championship, 2nd round
Date	2008-11-16		Rating	2197.39
Round	Color	Result	Opponent
1	White	Loss	Iio Yoshihiro	2417.01
2	Black	Win	Hata Masayuki	2171.47
3	White	Loss	Miyagawa Junzo	2153.12
4	Black	Loss	Kon Akira	1915.09
46th Meijinsen Qualification Kansai area 2nd round
Date	2008-06-15		Rating	2200.13
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2198.22
2	White	Loss	Iio Yoshihiro	2428.98
3	Black	Loss	Miyagawa Junzo	2162.20
46th Meijinsen Qualification Kansai area 1st round
Date	2008-05-11		Rating	2201.45
Round	Color	Result	Opponent
1	Black	Win	Koiso Shigemasa	2085.64
2	White	Loss	Miyagawa Junzo	2163.15
3	Black	Win	Yasumoto Yoshinobu	1954.38
4	White	Win	Hata Masayuki	2200.76
5	White	Win	Tamura Kazumasa	2361.21
3 Kansai Championship 2nd round
Date	2007-10-21		Rating	2191.15
Round	Color	Result	Opponent
1	White	Loss	Koiso Shigemasa	2086.88
2	White	Loss	Miyagawa Junzo	2162.10
3	Black	Loss	Ozawa Tetsushi	2015.68
4	Black	Win	Matsui Tsunehiro	2120.31
World Championship BT
Date	2007-08-15		Rating	2195.32
Round	Color	Result	Opponent
3	White	Loss	Eriksson Marcus	2223.43
4	Black	Draw	Jonsson Peter	2257.07
5	Black	Win	Dvoeglazov Vladimir	2277.26
6	White	Loss	Poghosyan Albert	2298.59
7	Black	Win	Pushkaryov Dmitry	2036.26
8	Black	Draw	Golosov Viktor	2345.43
9	White	Win	Saranchin Aleksandr	2022.90
World Championship QT
Date	2007-08-08		Rating	2195.42
Round	Color	Result	Opponent
1	Black	Loss	Khramov Andrey	2199.64
2	White	Win	Eged Igor	2195.73
4	White	Loss	Andersson Tord	2266.41
5	White	Loss	Wu Di	2608.27
6	Black	Win	Eriksson Marcus	2221.61
7	Black	Loss	Jonsson Peter	2258.31
45th Meijinsen Qualification Kansai area final round
Date	2007-06-17		Rating	2197.51
Round	Color	Result	Opponent
1	White	Loss	Oosumi Yuuki	2434.08
2	White	Win	Iio Yoshihiro	2435.32
3	White	Loss	Hata Masayuki	2194.12
45th Meijinsen Qualification Kansai area - 1st round
Date	2007-05-13		Rating	2198.69
Round	Color	Result	Opponent
1	Black	Win	Yasumoto Yoshinobu	1954.93
2	White	Loss	Oosumi Yuuki	2423.77
3	White	Win	Ozawa Tetsushi	2027.43
4	White	Win	Takagawa Teiji	2183.62
2nd All Japan Championship (WC Qualification)
Date	2007-03-25		Rating	2197.67
Round	Color	Result	Opponent
1	White	Win	Fujikawa Masaki	2032.48
2	White	Draw	Ishitani Shin-ichi	2253.11
2nd Kansai Championship 2nd round
Date	2006-10-15		Rating	2190.06
Round	Color	Result	Opponent
1	White	Win	Doi Manabu	2008.17
2	White	Loss	Oosumi Yuuki	2362.63
3	White	Win	Koiso Shigemasa	2078.35
4	White	Loss	Sagara Takashi	2397.33
Meijin-sen Qual, Kansai area 1st round
Date	2006-05-14		Rating	2181.63
Round	Color	Result	Opponent
1	White	Loss	Takagawa Teiji	2212.71
2	White	Win	Miyagawa Sou	2014.80
3	White	Win	Hayashi Koji	1777.74
4	White	Win	Koiso Shigemasa	2081.12
1st Kansai Championship 3rd round
Date	2006-01-08		Rating	2172.21
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2624.86
2	White	Loss	Sagara Takashi	2386.51
3	White	Loss	Takashima Junya	2374.54
1st Kansai Championship 2nd round
Date	2005-10-16		Rating	2169.25
Round	Color	Result	Opponent
1	White	Loss	Hata Masayuki	2189.51
2	White	Win	Miyagawa Sou	1988.87
3	White	Win	Matsui Tsunehiro	2124.54
4	White	Win	Takagawa Teiji	2225.09
43rd Meijinsen Qualification: Kansai area 1st round
Date	2005-05-08		Rating	2153.94
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Sou	1960.27
2	Black	Loss	Takashima Junya	2338.37
3	White	Loss	Iwata Akihisa	2143.44
4	White	Loss	Takagawa Teiji	2227.64
The 42nd Meijin-sen Tournament
Date	2004-09-20		Rating	2147.80
Round	Color	Result	Opponent
1	Black	Loss	Takagawa Teiji	2235.51
2	White	Loss	Okabe Hiroshi	2421.57
3	Black	Win	Saito Koji	2075.96
4	White	Loss	Sakashita Shoichi	2116.07
5	White	Loss	Kawamura Norihiko	2593.01
6	White	Loss	Hasegawa Kazuto	2573.21
7	White	Win	Iio Yoshihiro	2371.34
8	White	Win	Ishitani Shin-ichi	2260.58
9	White	Loss	Matsuura Hiroshi	2246.29
World Championship BT
Date	2003-08-08		Rating	2129.86
Round	Color	Result	Opponent
1	Black	Loss	Dzainukov Eldar	2048.49
2	White	Loss	Chernov Sergey	2237.17
3	White	Win	Lillemets Rauni	1906.39
4	Black	Win	Eriksson Marcus	2140.34
5	White	Win	Neuman Petr	2066.66
6	White	Loss	Chen Wei	2425.73
7	Black	Loss	Makarov Pavel	2389.70
9	White	Loss	Ilu Timo	2299.76
World Championship QT
Date	2003-07-31		Rating	2129.77
Round	Color	Result	Opponent
1	White	Loss	Chen Ko-Han	2329.84
2	White	Loss	Pellikka Marko	2184.01
3	White	Loss	Gardstrom Petter	2329.06
4	Black	Win	Rybka Ales	2148.24
5	White	Win	Pelikan Alan	1810.24
6	White	Loss	Lu Wei-Yuan	2153.88
7	White	Win	Yakovleva Alyona	1858.56
40th Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date	2002-06-16		Rating	2141.23
Round	Color	Result	Opponent
2	White	Loss	Iio Yoshihiro	2311.38
World Championship BT
Date	2001-08-12		Rating	2156.09
Round	Color	Result	Opponent
1	White	Win	Niwa Yoshiko	1440.61
2	Black	Win	Chang Yi-Feng	2238.34
3	White	Win	Wang Zi	2054.30
4	Black	Win	Eibatov Nizami	2268.43
5	White	Loss	Hasegawa Kazuto	2504.94
6	Black	Loss	Iio Yoshihiro	2304.42
7	White	Loss	Kwon Jun-Chul	2194.71
8	Black	Loss	Okabe Hiroshi	2278.59
32-nd Kyoto Classified - Special class
Date	2000-11-12		Rating	2160.08
Round	Color	Result	Opponent
2	White	Loss	Iio Yoshihiro	2279.64
Meijinsen Qualification: Kansai-Hokuriku 2nd Round
Date	2000-06-19		Rating	2165.83
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2274.16
38th Meijinsen Qualification: Kansai area 1st Round
Date	2000-05-21		Rating	2167.73
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2064.65
2	Black	Win	Iida Koichi	2030.72
3	White	Loss	Hayakawa Yoshimi	2376.60
4	White	Loss	Matsui Tsunehiro	2165.81
Team World Championship
Date	2000-05-06		Rating	2168.78
Round	Color	Result	Opponent
1	Black	Win	Ses Pavel	2280.70
2	White	Win	Tihkan Evelyn	2009.72
4	White	Win	Ses Pavel	2280.70
5	Black	Win	Tihkan Evelyn	2009.72
7	White	Win	Andersson Tord	2172.79
8	White	Loss	Andersson Tord	2172.79
9	Black	Loss	Ses Pavel	2280.70
10	White	Loss	Ses Pavel	2280.70
World Championship BT
Date	1999-08-05		Rating	2163.48
Round	Color	Result	Opponent
1	White	Draw	Chang Yi-Feng	2193.31
3	White	Loss	Gardstrom Petter	2349.35
7	White	Loss	Andersson Tord	2159.22
8	Black	Win	Khramov Andrey	2138.70
9	Black	Draw	Filippov Sergey	2255.74
World Championship BT
Date	1991-08-10		Rating	2134.26
Round	Color	Result	Opponent
1	White	Draw	Semyonov Vladimir	2115.65
2	White	Win	Karlsson Stefan	2120.07