JPN Kubo Izumi

Place: Kobe, Japan

Rating: 2050.98, Rank: 433

First game: 2003-07-31, Last game: 2016-10-23

Top rating: 2089.25 (2003-08-08)

Games: 177, Wins: 52, Draws: 10, Losses: 115

Gy1: 0, Gy2: 0, Gy5: 10

12 Kansai Championship 1st round
Date 2016-10-23 Rating 2050.98
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2206.22
2 Black Loss JPN Hasegawa Kazuto 2552.94
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2043.13
Round Color Result Opponent
1 White Loss JPN Kawamura Norihiko 2533.29
2 Black Win JPN Nishida Toshio 2022.29
3 Black Loss JPN Sakamoto Hirouji 2209.22
4 Black Win JPN Ozawa Tetsushi 1978.08
11 Kansai Championship 1st round
Date 2015-10-25 Rating 2025.04
Round Color Result Opponent
1 Black Loss JPN Tachi Masaya 2403.00
2 White Loss JPN Sakamoto Hirouji 2210.96
3 White Loss JPN Matsui Tsunehiro 2137.63
5 White Draw JPN Kashihara Akihiko 2266.75
12th Middle-dan Players Tournament
Date 2015-07-20 Rating 2019.27
Round Color Result Opponent
1 Black Loss JPN Kusajima Masato 2195.56
3 Black Draw JPN Kashihara Akihiko 2260.12
4 Black Loss JPN Miyagawa Junzo 2168.07
5 White Loss JPN Yoshida Hisao 2126.39
6 White Loss JPN Kobayashi Koichi 2213.97
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2019.56
Round Color Result Opponent
1 Black Loss JPN Kawamura Norihiko 2559.14
2 Black Loss JPN Tachi Masaya 2406.39
3 Black Win JPN Kon Akira 1918.27
4 Black Loss JPN Hata Masayuki 2121.79
10th All Japan Championship
Date 2015-03-29 Rating 2020.28
Round Color Result Opponent
1 Black Loss JPN Nagao Noriaki 2235.05
2 Black Win JPN Miyagawa Junzo 2166.32
3 Black Loss JPN Mitsumori Masao 2257.40
4 Black Loss JPN Mano Yoshihisa 2276.15
5 Black Win JPN Kato Yasuhiro 2006.17
6 White Loss JPN Ono Takayuki 2268.78
10 Kansai Championship 1st round
Date 2014-10-26 Rating 2018.33
Round Color Result Opponent
1 White Loss JPN Tachi Masaya 2394.55
2 Black Loss JPN Sakamoto Hirouji 2221.97
4 Black Loss JPN Kon Akira 1928.29
5 Black Loss JPN Miyagawa Junzo 2155.94
1st Senior Masters Championship
Date 2014-08-29 Rating 2023.10
Round Color Result Opponent
1 Black Loss JPN Kobayashi Koichi 2186.24
2 White Loss JPN Isobe Taizan 2354.01
3 Black Win JPN Kato Yasuhiro 2026.23
4 Black Loss JPN Mitsumori Masao 2266.93
5 White Loss JPN Ishitani Shin-ichi 2369.13
6 Black Win JPN Miyagawa Junzo 2148.92
7 Black Loss JPN Miura Hitoshi 1757.97
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2034.41
Round Color Result Opponent
1 Black Loss JPN Tachi Masaya 2377.72
2 Black Win JPN Kon Akira 1923.94
3 White Win JPN Ozawa Tetsushi 1992.30
4 White Draw JPN Kashihara Akihiko 2266.77
9th All Japan Championship
Date 2014-01-26 Rating 2038.76
Round Color Result Opponent
1 White Win JPN Kashihara Akihiko 2260.75
2 White Loss JPN Tamura Kazumasa 2450.23
3 Black Loss JPN Tada Ayako 2245.61
4 White Win JPN Kobayashi Koichi 2168.80
5 White Loss JPN Mano Yoshihisa 2244.42
6 Black Win JPN Yamamoto Yasuhiro 2085.96
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2032.33
Round Color Result Opponent
1 Black Win JPN Kon Akira 1924.26
2 Black Loss JPN Sakamoto Hirouji 2228.25
3 Black Loss JPN Iio Yoshihiro 2446.68
5 Black Win JPN Watanabe Nobuo 1965.42
11th Middle-dan players Tournament
Date 2013-08-17 Rating 2025.07
Round Color Result Opponent
1 White Loss JPN Mano Yoshihisa 2240.86
2 Black Loss JPN Kobayashi Koichi 2162.29
3 Black Loss JPN Miyagawa Junzo 2147.44
4 Black Loss JPN Maruta Koji 2104.61
5 Black Loss JPN Maruta Hiroki 2067.42
6 Black Win JPN Kato Yasuhiro 2060.42
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2023.51
Round Color Result Opponent
1 Black Win JPN Koiso Shigemasa 2087.98
2 Black Loss JPN Hata Masayuki 2182.60
3 White Loss JPN Iio Yoshihiro 2418.11
5 Black Loss JPN Matsui Tsunehiro 2119.54
8th All Japan Championship
Date 2013-03-24 Rating 2023.18
Round Color Result Opponent
1 White Loss JPN Isobe Taizan 2335.40
2 Black Loss JPN Mitsumori Masao 2272.05
3 Black Loss JPN Miyagawa Junzo 2148.25
4 Black Win JPN Tomobe Katsuhiro 2100.57
5 Black Loss JPN Suzuki Rin 1975.03
6 White Win JPN Kato Yasuhiro 2068.77
10th Middle-dan players Tournament
Date 2012-08-26 Rating 2022.81
Round Color Result Opponent
1 Black Loss JPN Kashihara Akihiko 2236.51
2 Black Win JPN Mano Yoshihisa 2197.76
3 Black Loss JPN Fukui Nobuhiro 2456.41
4 Black Win JPN Kato Yasuhiro 2036.97
5 Black Loss JPN Maruyama Yasushi 2192.83
6 White Loss JPN Yamamoto Yasuhiro 2097.60
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2020.57
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2255.86
2 Black Loss JPN Hata Masayuki 2159.04
4 White Loss JPN Nakajima Osamu 2157.10
5 Black Loss JPN Koiso Shigemasa 2099.40
7th All Japan Championship
Date 2012-01-29 Rating 2028.14
Round Color Result Opponent
1 Black Loss JPN Tamada Yoichi 2415.81
2 Black Win JPN Kon Akira 1954.55
3 Black Loss JPN Ishitani Shin-ichi 2310.94
4 Black Win JPN Kato Yasuhiro 2016.19
5 White Loss JPN Kudomi Takahiro 2343.27
6 Black Loss JPN Tada Ayako 2212.08
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2032.09
Round Color Result Opponent
S5 Black Loss JPN Iio Yoshihiro 2409.11
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2033.33
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2470.14
2 Black Win JPN Kon Akira 1954.16
3 White Loss JPN Takahashi Roi 2063.89
4 Black Loss JPN Miyagawa Junzo 2151.63
5 White Loss JPN Hata Masayuki 2156.96
49th Meijinsen Tournament
Date 2011-09-19 Rating 2037.37
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2625.07
2 White Win JPN Sakashita Shoichi 2078.73
3 White Loss JPN Miyoshi Takeo 2096.25
4 Black Loss JPN Yamaguchi Yusui 2559.65
5 White Loss JPN Kashihara Akihiko 2196.43
6 White Loss JPN Iio Yoshihiro 2416.73
7 White Draw JPN Hasegawa Kazuto 2491.67
8 White Win JPN Matsuura Hiroshi 2294.87
9 White Loss JPN Nakayama Tomoharu 2503.33
49 Meijinsen Qualification Kansai area 2nd round
Date 2011-06-19 Rating 2042.45
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2426.56
2 White Win JPN Kise Katsumi 2468.23
3 White Draw JPN Kashihara Akihiko 2193.09
49 Meijinsen Qualification Kansai area 1st round
Date 2011-05-15 Rating 2041.72
Round Color Result Opponent
1 Black Win JPN Kon Akira 1949.33
2 Black Loss JPN Kise Katsumi 2466.46
3 White Win JPN Yasumoto Yoshinobu 1894.03
4 Black Win JPN Miyagawa Junzo 2145.54
5 Black Loss JPN Kashihara Akihiko 2192.03
6th Kansai Championship 3rd round
Date 2011-01-09 Rating 2030.29
Round Color Result Opponent
1 Black Loss JPN Miyagawa Junzo 2153.94
2 White Loss JPN Hata Masayuki 2124.18
3 Black Loss JPN Oosumi Yuuki 2650.64
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2028.23
Round Color Result Opponent
S1 White Loss JPN Kudomi Takahiro 2320.95
S2 Black Loss JPN Okabe Hiroshi 2607.96
S4 White Loss JPN Miyagawa Junzo 2153.64
S5 White Loss JPN Hasegawa Kazuto 2543.47
6th Kansai Championship 2nd round
Date 2010-10-31 Rating 2028.30
Round Color Result Opponent
1 Black Loss JPN Miyagawa Junzo 2153.66
2 White Loss JPN Hata Masayuki 2115.69
3 Black Win JPN Kon Akira 1937.66
9th Middle-dan Players Tournament
Date 2010-08-29 Rating 2030.19
Round Color Result Opponent
1 Black Loss JPN Kashihara Akihiko 2185.96
2 Black Win JPN Kato Yasuhiro 2016.56
3 White Win JPN Ono Takayuki 2323.88
4 Black Win JPN Yasumoto Yoshinobu 1915.17
5 Black Loss JPN Nagao Noriaki 2351.62
6 White Draw JPN Ozawa Tetsushi 2022.15
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2023.75
Round Color Result Opponent
1 White Loss JPN Koiso Shigemasa 2103.33
2 White Loss JPN Ozawa Tetsushi 2013.66
3 Black Win JPN Hata Masayuki 2093.85
4 Black Loss JPN Takagawa Teiji 2125.87
5 Black Win JPN Yasumoto Yoshinobu 1920.19
5th All Japan Championship
Date 2010-03-21 Rating 2021.58
Round Color Result Opponent
5 Black Loss JPN Kusajima Masato 2109.03
6 Black Draw JPN Tadokoro Hosai 1871.63
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2022.17
Round Color Result Opponent
S1 White Loss JPN Tamura Kazumasa 2431.04
S2 Black Loss JPN Okumura Toyohiko 2285.62
S3 Black Loss JPN Miyagawa Junzo 2135.61
S4 White Loss JPN Kudomi Takahiro 2301.49
S5 Black Win JPN Yasumoto Yoshinobu 1917.97
8th Middle-dan Players Tournament
Date 2009-08-30 Rating 2024.67
Round Color Result Opponent
1 White Loss JPN Ono Takayuki 2310.90
2 Black Loss JPN Maruyama Yasushi 2201.20
3 Black Loss JPN Yamamoto Yasuhiro 2102.78
4 Black Win JPN Kato Yasuhiro 1984.16
5 Black Win JPN Gakumazawa Hideaki 2009.53
6 White Loss JPN Miyagawa Junzo 2135.35
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2028.43
Round Color Result Opponent
1 Black Loss JPN Oosumi Yuuki 2562.62
2 Black Loss JPN Sakamoto Hirouji 2212.79
3 Black Win JPN Hata Masayuki 2124.84
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2029.64
Round Color Result Opponent
1 Black Loss JPN Koiso Shigemasa 2089.21
2 Black Win JPN Yasumoto Yoshinobu 1936.24
3 Black Loss JPN Ozawa Tetsushi 2006.66
4 Black Win JPN Miyagawa Junzo 2132.09
5 Black Draw JPN Sakamoto Hirouji 2210.46
World Championship BT
Date 2007-08-15 Rating 2033.72
Round Color Result Opponent
1 Black Loss TPE Yang Hsiao-Yu 2061.90
2 White Draw RUS Saranchin Aleksandr 2021.44
3 Black Loss RUS Serdyukov Egor 2393.18
5 White Loss ARM Poghosyan Albert 2296.36
7 White Win EST Lillemets Rauni 2029.11
8 White Loss SWE Eriksson Bjorn 2252.85
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2039.92
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2251.46
2 White Win JPN Fujikawa Masaki 2031.59
Asian Championship
Date 2006-08-15 Rating 2045.27
Round Color Result Opponent
1 Black Loss JPN Mitsumori Masao 2161.51
2 White Win JPN Ishitani Shin-ichi 2240.52
3 White Win KOR Chang Jae-Won 2027.87
4 White Loss KOR Park Jeong Ho 2309.39
5 White Loss TPE Pu Hsun-Fang 1928.53
6 Black Draw JPN Kuramoto Hideharu 1920.32
7 White Loss JPN Kashihara Akihiko 2220.82
8 White Win KOR Yoon Seong-Won 1779.26
World Championship BT
Date 2003-08-08 Rating 2089.25
Round Color Result Opponent
1 White Win JPN Kudomi Takahiro 2284.07
2 Black Loss TPE Chang Yi-Feng 2283.73
3 Black Win JPN Nagao Noriaki 2236.09
4 White Loss EST Oll Aivo 2413.95
5 Black Win JPN Ishitani Shin-ichi 2259.52
6 Black Loss ARM Poghosyan Albert 2249.52
8 White Loss AZE Eibatov Nizami 2280.12
8 Black Win AZE Dzainukov Eldar 2047.25
World Championship QT
Date 2003-07-31 Rating 2088.55
Round Color Result Opponent
1 White Loss SWE Karlsson Stefan 2425.90
3 White Loss EST Ilu Timo 2296.30
4 White Loss SWE Gardstrom Petter 2328.18
5 Black Loss TPE Lu Wei-Yuan 2152.55
6 Black Win AZE Dzainukov Eldar 2045.58
7 White Loss RUS Karasyov Maxim 2396.18