JPN Kubo Izumi

Place: Kobe, Japan

Rating: 2052.03, Rank: 431

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

Top rating: 2090.25 (2003-08-08)

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

Gy1: 0, Gy2: 0, Gy5: 6

12 Kansai Championship 1st round
Date 2016-10-23 Rating 2052.03
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2209.36
2 Black Loss JPN Hasegawa Kazuto 2553.15
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2044.15
Round Color Result Opponent
1 White Loss JPN Kawamura Norihiko 2534.13
2 Black Win JPN Nishida Toshio 2021.98
3 Black Loss JPN Sakamoto Hirouji 2211.91
4 Black Win JPN Ozawa Tetsushi 1978.53
11 Kansai Championship 1st round
Date 2015-10-25 Rating 2026.04
Round Color Result Opponent
1 Black Loss JPN Tachi Masaya 2404.64
2 White Loss JPN Sakamoto Hirouji 2213.23
3 White Loss JPN Matsui Tsunehiro 2138.55
5 White Draw JPN Kashihara Akihiko 2268.21
12th Middle-dan Players Tournament
Date 2015-07-20 Rating 2020.25
Round Color Result Opponent
1 Black Loss JPN Kusajima Masato 2193.07
3 Black Draw JPN Kashihara Akihiko 2261.51
4 Black Loss JPN Miyagawa Junzo 2170.05
5 White Loss JPN Yoshida Hisao 2127.42
6 White Loss JPN Kobayashi Koichi 2213.89
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2020.53
Round Color Result Opponent
1 Black Loss JPN Kawamura Norihiko 2560.34
2 Black Loss JPN Tachi Masaya 2408.05
3 Black Win JPN Kon Akira 1919.36
4 Black Loss JPN Hata Masayuki 2123.23
10th All Japan Championship
Date 2015-03-29 Rating 2021.25
Round Color Result Opponent
1 Black Loss JPN Nagao Noriaki 2236.06
2 Black Win JPN Miyagawa Junzo 2168.11
3 Black Loss JPN Mitsumori Masao 2256.80
4 Black Loss JPN Mano Yoshihisa 2277.57
5 Black Win JPN Kato Yasuhiro 2005.70
6 White Loss JPN Ono Takayuki 2268.78
10 Kansai Championship 1st round
Date 2014-10-26 Rating 2019.32
Round Color Result Opponent
1 White Loss JPN Tachi Masaya 2396.13
2 Black Loss JPN Sakamoto Hirouji 2223.82
4 Black Loss JPN Kon Akira 1929.39
5 Black Loss JPN Miyagawa Junzo 2157.56
1st Senior Masters Championship
Date 2014-08-29 Rating 2024.09
Round Color Result Opponent
1 Black Loss JPN Kobayashi Koichi 2186.39
2 White Loss JPN Isobe Taizan 2354.99
3 Black Win JPN Kato Yasuhiro 2026.22
4 Black Loss JPN Mitsumori Masao 2266.84
5 White Loss JPN Ishitani Shin-ichi 2370.60
6 Black Win JPN Miyagawa Junzo 2150.48
7 Black Loss JPN Miura Hitoshi 1757.12
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2035.43
Round Color Result Opponent
1 Black Loss JPN Tachi Masaya 2379.28
2 Black Win JPN Kon Akira 1925.05
3 White Win JPN Ozawa Tetsushi 1993.11
4 White Draw JPN Kashihara Akihiko 2268.06
9th All Japan Championship
Date 2014-01-26 Rating 2039.81
Round Color Result Opponent
1 White Win JPN Kashihara Akihiko 2262.01
2 White Loss JPN Tamura Kazumasa 2451.68
3 Black Loss JPN Tada Ayako 2246.55
4 White Win JPN Kobayashi Koichi 2169.20
5 White Loss JPN Mano Yoshihisa 2245.88
6 Black Win JPN Yamamoto Yasuhiro 2088.73
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2033.38
Round Color Result Opponent
1 Black Win JPN Kon Akira 1925.38
2 Black Loss JPN Sakamoto Hirouji 2229.95
3 Black Loss JPN Iio Yoshihiro 2448.17
5 Black Win JPN Watanabe Nobuo 1966.37
11th Middle-dan players Tournament
Date 2013-08-17 Rating 2026.12
Round Color Result Opponent
1 White Loss JPN Mano Yoshihisa 2242.32
2 Black Loss JPN Kobayashi Koichi 2162.84
3 Black Loss JPN Miyagawa Junzo 2148.95
4 Black Loss JPN Maruta Koji 2101.96
5 Black Loss JPN Maruta Hiroki 2068.14
6 Black Win JPN Kato Yasuhiro 2060.96
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2024.60
Round Color Result Opponent
1 Black Win JPN Koiso Shigemasa 2089.50
2 Black Loss JPN Hata Masayuki 2184.10
3 White Loss JPN Iio Yoshihiro 2419.82
5 Black Loss JPN Matsui Tsunehiro 2120.66
8th All Japan Championship
Date 2013-03-24 Rating 2024.28
Round Color Result Opponent
1 White Loss JPN Isobe Taizan 2336.43
2 Black Loss JPN Mitsumori Masao 2272.72
3 Black Loss JPN Miyagawa Junzo 2149.71
4 Black Win JPN Tomobe Katsuhiro 2101.31
5 Black Loss JPN Suzuki Rin 1975.48
6 White Win JPN Kato Yasuhiro 2069.46
10th Middle-dan players Tournament
Date 2012-08-26 Rating 2024.01
Round Color Result Opponent
1 Black Loss JPN Kashihara Akihiko 2237.81
2 Black Win JPN Mano Yoshihisa 2199.21
3 Black Loss JPN Fukui Nobuhiro 2458.33
4 Black Win JPN Kato Yasuhiro 2037.82
5 Black Loss JPN Maruyama Yasushi 2194.26
6 White Loss JPN Yamamoto Yasuhiro 2099.56
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2021.81
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2257.49
2 Black Loss JPN Hata Masayuki 2160.52
4 White Loss JPN Nakajima Osamu 2159.19
5 Black Loss JPN Koiso Shigemasa 2100.90
7th All Japan Championship
Date 2012-01-29 Rating 2029.40
Round Color Result Opponent
1 Black Loss JPN Tamada Yoichi 2416.79
2 Black Win JPN Kon Akira 1955.74
3 Black Loss JPN Ishitani Shin-ichi 2312.31
4 Black Win JPN Kato Yasuhiro 2017.14
5 White Loss JPN Kudomi Takahiro 2344.49
6 Black Loss JPN Tada Ayako 2213.21
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2033.37
Round Color Result Opponent
S5 Black Loss JPN Iio Yoshihiro 2410.96
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2034.61
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2471.95
2 Black Win JPN Kon Akira 1955.37
3 White Loss JPN Takahashi Roi 2065.17
4 Black Loss JPN Miyagawa Junzo 2153.04
5 White Loss JPN Hata Masayuki 2158.43
49th Meijinsen Tournament
Date 2011-09-19 Rating 2038.66
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2627.01
2 White Win JPN Sakashita Shoichi 2080.74
3 White Loss JPN Miyoshi Takeo 2097.67
4 Black Loss JPN Yamaguchi Yusui 2561.31
5 White Loss JPN Kashihara Akihiko 2197.78
6 White Loss JPN Iio Yoshihiro 2418.56
7 White Draw JPN Hasegawa Kazuto 2493.69
8 White Win JPN Matsuura Hiroshi 2297.24
9 White Loss JPN Nakayama Tomoharu 2504.96
49 Meijinsen Qualification Kansai area 2nd round
Date 2011-06-19 Rating 2043.74
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2428.34
2 White Win JPN Kise Katsumi 2470.03
3 White Draw JPN Kashihara Akihiko 2194.43
49 Meijinsen Qualification Kansai area 1st round
Date 2011-05-15 Rating 2043.00
Round Color Result Opponent
1 Black Win JPN Kon Akira 1950.53
2 Black Loss JPN Kise Katsumi 2468.25
3 White Win JPN Yasumoto Yoshinobu 1895.26
4 Black Win JPN Miyagawa Junzo 2146.93
5 Black Loss JPN Kashihara Akihiko 2193.36
6th Kansai Championship 3rd round
Date 2011-01-09 Rating 2031.57
Round Color Result Opponent
1 Black Loss JPN Miyagawa Junzo 2155.32
2 White Loss JPN Hata Masayuki 2125.63
3 Black Loss JPN Oosumi Yuuki 2651.89
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2029.50
Round Color Result Opponent
S1 White Loss JPN Kudomi Takahiro 2322.12
S2 Black Loss JPN Okabe Hiroshi 2610.22
S4 White Loss JPN Miyagawa Junzo 2155.01
S5 White Loss JPN Hasegawa Kazuto 2545.39
6th Kansai Championship 2nd round
Date 2010-10-31 Rating 2029.57
Round Color Result Opponent
1 Black Loss JPN Miyagawa Junzo 2155.04
2 White Loss JPN Hata Masayuki 2117.14
3 Black Win JPN Kon Akira 1938.84
9th Middle-dan Players Tournament
Date 2010-08-29 Rating 2031.44
Round Color Result Opponent
1 Black Loss JPN Kashihara Akihiko 2187.25
2 Black Win JPN Kato Yasuhiro 2017.61
3 White Win JPN Ono Takayuki 2325.21
4 Black Win JPN Yasumoto Yoshinobu 1916.39
5 Black Loss JPN Nagao Noriaki 2353.00
6 White Draw JPN Ozawa Tetsushi 2023.35
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2024.99
Round Color Result Opponent
1 White Loss JPN Koiso Shigemasa 2104.79
2 White Loss JPN Ozawa Tetsushi 2014.86
3 Black Win JPN Hata Masayuki 2095.30
4 Black Loss JPN Takagawa Teiji 2127.20
5 Black Win JPN Yasumoto Yoshinobu 1921.41
5th All Japan Championship
Date 2010-03-21 Rating 2022.81
Round Color Result Opponent
5 Black Loss JPN Kusajima Masato 2109.06
6 Black Draw JPN Tadokoro Hosai 1872.55
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2023.38
Round Color Result Opponent
S1 White Loss JPN Tamura Kazumasa 2432.22
S2 Black Loss JPN Okumura Toyohiko 2287.02
S3 Black Loss JPN Miyagawa Junzo 2136.97
S4 White Loss JPN Kudomi Takahiro 2302.69
S5 Black Win JPN Yasumoto Yoshinobu 1919.18
8th Middle-dan Players Tournament
Date 2009-08-30 Rating 2025.88
Round Color Result Opponent
1 White Loss JPN Ono Takayuki 2312.22
2 Black Loss JPN Maruyama Yasushi 2202.40
3 Black Loss JPN Yamamoto Yasuhiro 2104.10
4 Black Win JPN Kato Yasuhiro 1985.20
5 Black Win JPN Gakumazawa Hideaki 2009.95
6 White Loss JPN Miyagawa Junzo 2136.71
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2029.64
Round Color Result Opponent
1 Black Loss JPN Oosumi Yuuki 2564.03
2 Black Loss JPN Sakamoto Hirouji 2214.30
3 Black Win JPN Hata Masayuki 2126.30
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2030.85
Round Color Result Opponent
1 Black Loss JPN Koiso Shigemasa 2090.61
2 Black Win JPN Yasumoto Yoshinobu 1937.44
3 Black Loss JPN Ozawa Tetsushi 2007.81
4 Black Win JPN Miyagawa Junzo 2133.46
5 Black Draw JPN Sakamoto Hirouji 2211.96
World Championship BT
Date 2007-08-15 Rating 2034.86
Round Color Result Opponent
1 Black Loss TPE Yang Hsiao-Yu 2063.66
2 White Draw RUS Saranchin Aleksandr 2022.90
3 Black Loss RUS Serdyukov Egor 2395.04
5 White Loss ARM Poghosyan Albert 2298.59
7 White Win EST Lillemets Rauni 2030.85
8 White Loss SWE Eriksson Bjorn 2254.42
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2041.01
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2253.11
2 White Win JPN Fujikawa Masaki 2032.48
Asian Championship
Date 2006-08-15 Rating 2046.26
Round Color Result Opponent
1 Black Loss JPN Mitsumori Masao 2162.22
2 White Win JPN Ishitani Shin-ichi 2242.15
3 White Win KOR Chang Jae-Won 2028.16
4 White Loss KOR Park Jeong Ho 2309.69
5 White Loss TPE Pu Hsun-Fang 1927.59
6 Black Draw JPN Kuramoto Hideharu 1920.34
7 White Loss JPN Kashihara Akihiko 2221.84
8 White Win KOR Yoon Seong-Won 1779.02
World Championship BT
Date 2003-08-08 Rating 2090.25
Round Color Result Opponent
1 White Win JPN Kudomi Takahiro 2285.11
2 Black Loss TPE Chang Yi-Feng 2284.47
3 Black Win JPN Nagao Noriaki 2237.51
4 White Loss EST Oll Aivo 2415.53
5 Black Win JPN Ishitani Shin-ichi 2261.17
6 Black Loss ARM Poghosyan Albert 2250.65
8 White Loss AZE Eibatov Nizami 2280.88
8 Black Win AZE Dzainukov Eldar 2048.49
World Championship QT
Date 2003-07-31 Rating 2089.56
Round Color Result Opponent
1 White Loss SWE Karlsson Stefan 2426.67
3 White Loss EST Ilu Timo 2297.66
4 White Loss SWE Gardstrom Petter 2329.06
5 Black Loss TPE Lu Wei-Yuan 2153.88
6 Black Win AZE Dzainukov Eldar 2046.82
7 White Loss RUS Karasyov Maxim 2397.15