JPN Kubo Izumi (久保出美)

Place: Kobe, Japan

Rating: 2058.82, Rank: -

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

Top rating: 2094.52 (2003-08-08)

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

Gy1: 0, Gy2: 0, Gy5: 0

12 Kansai Championship 1st round
Date 2016-10-23 Rating 2058.82
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2217.16
2 Black Loss JPN Hasegawa Kazuto 2562.06
54 Meijinsen Qualification Kansai area 1st round
Date 2016-05-15 Rating 2050.92
Round Color Result Opponent
1 White Loss JPN Kawamura Norihiko 2542.80
2 Black Win JPN Nishida Toshio 2029.78
3 Black Loss JPN Sakamoto Hirouji 2219.54
4 Black Win JPN Ozawa Tetsushi 1985.20
11 Kansai Championship 1st round
Date 2015-10-25 Rating 2032.73
Round Color Result Opponent
1 Black Loss JPN Tachi Masaya 2412.85
2 White Loss JPN Sakamoto Hirouji 2220.61
3 White Loss JPN Matsui Tsunehiro 2145.72
5 White Draw JPN Kashihara Akihiko 2275.35
12th Middle-dan Players Tournament
Date 2015-07-20 Rating 2026.89
Round Color Result Opponent
1 Black Loss JPN Kusajima Masato 2200.38
3 Black Draw JPN Kashihara Akihiko 2268.57
4 Black Loss JPN Miyagawa Junzo 2177.37
5 White Loss JPN Yoshida Hisao 2133.06
6 White Loss JPN Kobayashi Koichi 2220.03
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2027.14
Round Color Result Opponent
1 Black Loss JPN Kawamura Norihiko 2568.66
2 Black Loss JPN Tachi Masaya 2415.88
3 Black Win JPN Kon Akira 1925.00
4 Black Loss JPN Hata Masayuki 2131.41
10th All Japan Championship
Date 2015-03-29 Rating 2027.83
Round Color Result Opponent
1 Black Loss JPN Nagao Noriaki 2242.05
2 Black Win JPN Miyagawa Junzo 2175.23
3 Black Loss JPN Mitsumori Masao 2263.84
4 Black Loss JPN Mano Yoshihisa 2284.65
5 Black Win JPN Kato Yasuhiro 2015.16
6 White Loss JPN Ono Takayuki 2275.76
10 Kansai Championship 1st round
Date 2014-10-26 Rating 2025.73
Round Color Result Opponent
1 White Loss JPN Tachi Masaya 2403.48
2 Black Loss JPN Sakamoto Hirouji 2230.72
4 Black Loss JPN Kon Akira 1934.90
5 Black Loss JPN Miyagawa Junzo 2164.44
1st Senior Masters Championship
Date 2014-08-29 Rating 2030.44
Round Color Result Opponent
1 Black Loss JPN Kobayashi Koichi 2192.41
2 White Loss JPN Isobe Taizan 2361.05
3 Black Win JPN Kato Yasuhiro 2034.28
4 Black Loss JPN Mitsumori Masao 2273.58
5 White Loss JPN Ishitani Shin-ichi 2377.42
6 Black Win JPN Miyagawa Junzo 2157.29
7 Black Loss JPN Miura Hitoshi 1761.98
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2041.65
Round Color Result Opponent
1 Black Loss JPN Tachi Masaya 2386.38
2 Black Win JPN Kon Akira 1930.46
3 White Win JPN Ozawa Tetsushi 1998.55
4 White Draw JPN Kashihara Akihiko 2274.69
9th All Japan Championship
Date 2014-01-26 Rating 2045.89
Round Color Result Opponent
1 White Win JPN Kashihara Akihiko 2268.48
2 White Loss JPN Tamura Kazumasa 2457.86
3 Black Loss JPN Tada Ayako 2252.06
4 White Win JPN Kobayashi Koichi 2175.08
5 White Loss JPN Mano Yoshihisa 2252.28
6 Black Win JPN Yamamoto Yasuhiro 2094.38
9th Kansai Championship 1st round
Date 2013-10-27 Rating 2039.37
Round Color Result Opponent
1 Black Win JPN Kon Akira 1930.57
2 Black Loss JPN Sakamoto Hirouji 2236.30
3 Black Loss JPN Iio Yoshihiro 2454.90
5 Black Win JPN Watanabe Nobuo 1971.01
11th Middle-dan players Tournament
Date 2013-08-17 Rating 2032.04
Round Color Result Opponent
1 White Loss JPN Mano Yoshihisa 2248.47
2 Black Loss JPN Kobayashi Koichi 2168.57
3 Black Loss JPN Miyagawa Junzo 2155.34
4 Black Loss JPN Maruta Koji 2108.60
5 Black Loss JPN Maruta Hiroki 2073.15
6 Black Win JPN Kato Yasuhiro 2067.48
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2030.42
Round Color Result Opponent
1 Black Win JPN Koiso Shigemasa 2095.61
2 Black Loss JPN Hata Masayuki 2190.65
3 White Loss JPN Iio Yoshihiro 2426.22
5 Black Loss JPN Matsui Tsunehiro 2126.97
8th All Japan Championship
Date 2013-03-24 Rating 2030.04
Round Color Result Opponent
1 White Loss JPN Isobe Taizan 2342.14
2 Black Loss JPN Mitsumori Masao 2278.71
3 Black Loss JPN Miyagawa Junzo 2155.82
4 Black Win JPN Tomobe Katsuhiro 2106.36
5 Black Loss JPN Suzuki Rin 1980.30
6 White Win JPN Kato Yasuhiro 2075.52
10th Middle-dan players Tournament
Date 2012-08-26 Rating 2029.53
Round Color Result Opponent
1 Black Loss JPN Kashihara Akihiko 2243.56
2 Black Win JPN Mano Yoshihisa 2204.81
3 Black Loss JPN Fukui Nobuhiro 2463.94
4 Black Win JPN Kato Yasuhiro 2043.39
5 Black Loss JPN Maruyama Yasushi 2199.87
6 White Loss JPN Yamamoto Yasuhiro 2104.88
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2027.22
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2263.12
2 Black Loss JPN Hata Masayuki 2166.40
4 White Loss JPN Nakajima Osamu 2162.25
5 Black Loss JPN Koiso Shigemasa 2106.53
7th All Japan Championship
Date 2012-01-29 Rating 2034.71
Round Color Result Opponent
1 Black Loss JPN Tamada Yoichi 2422.55
2 Black Win JPN Kon Akira 1960.56
3 Black Loss JPN Ishitani Shin-ichi 2317.70
4 Black Win JPN Kato Yasuhiro 2022.34
5 White Loss JPN Kudomi Takahiro 2349.89
6 Black Loss JPN Tada Ayako 2218.27
43 Kyoto Classified Tournament
Date 2011-11-13 Rating 2038.61
Round Color Result Opponent
S5 Black Loss JPN Iio Yoshihiro 2416.48
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2039.83
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2477.34
2 Black Win JPN Kon Akira 1960.13
3 White Loss JPN Takahashi Roi 2069.86
4 Black Loss JPN Miyagawa Junzo 2158.39
5 White Loss JPN Hata Masayuki 2163.97
49th Meijinsen Tournament
Date 2011-09-19 Rating 2043.85
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2631.45
2 White Win JPN Sakashita Shoichi 2084.71
3 White Loss JPN Miyoshi Takeo 2102.56
4 Black Loss JPN Yamaguchi Yusui 2566.50
5 White Loss JPN Kashihara Akihiko 2203.11
6 White Loss JPN Iio Yoshihiro 2424.01
7 White Draw JPN Hasegawa Kazuto 2499.09
8 White Win JPN Matsuura Hiroshi 2303.43
9 White Loss JPN Nakayama Tomoharu 2510.50
49 Meijinsen Qualification Kansai area 2nd round
Date 2011-06-19 Rating 2048.85
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2433.66
2 White Win JPN Kise Katsumi 2475.41
3 White Draw JPN Kashihara Akihiko 2199.65
49 Meijinsen Qualification Kansai area 1st round
Date 2011-05-15 Rating 2048.09
Round Color Result Opponent
1 Black Win JPN Kon Akira 1955.19
2 Black Loss JPN Kise Katsumi 2473.61
3 White Win JPN Yasumoto Yoshinobu 1899.99
4 Black Win JPN Miyagawa Junzo 2152.10
5 Black Loss JPN Kashihara Akihiko 2198.54
6th Kansai Championship 3rd round
Date 2011-01-09 Rating 2036.55
Round Color Result Opponent
1 Black Loss JPN Miyagawa Junzo 2160.36
2 White Loss JPN Hata Masayuki 2130.82
3 Black Loss JPN Oosumi Yuuki 2656.62
42 Kyoto Classified Tournament
Date 2010-11-14 Rating 2034.44
Round Color Result Opponent
S1 White Loss JPN Kudomi Takahiro 2327.10
S2 Black Loss JPN Okabe Hiroshi 2613.62
S4 White Loss JPN Miyagawa Junzo 2160.00
S5 White Loss JPN Hasegawa Kazuto 2550.40
6th Kansai Championship 2nd round
Date 2010-10-31 Rating 2034.50
Round Color Result Opponent
1 Black Loss JPN Miyagawa Junzo 2160.01
2 White Loss JPN Hata Masayuki 2122.24
3 Black Win JPN Kon Akira 1943.34
9th Middle-dan Players Tournament
Date 2010-08-29 Rating 2036.32
Round Color Result Opponent
1 Black Loss JPN Kashihara Akihiko 2192.16
2 Black Win JPN Kato Yasuhiro 2022.18
3 White Win JPN Ono Takayuki 2330.17
4 Black Win JPN Yasumoto Yoshinobu 1921.10
5 Black Loss JPN Nagao Noriaki 2356.56
6 White Draw JPN Ozawa Tetsushi 2027.82
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2029.80
Round Color Result Opponent
1 White Loss JPN Koiso Shigemasa 2109.71
2 White Loss JPN Ozawa Tetsushi 2019.27
3 Black Win JPN Hata Masayuki 2100.25
4 Black Loss JPN Takagawa Teiji 2132.01
5 Black Win JPN Yasumoto Yoshinobu 1926.11
5th All Japan Championship
Date 2010-03-21 Rating 2027.59
Round Color Result Opponent
5 Black Loss JPN Kusajima Masato 2114.09
6 Black Draw JPN Tadokoro Hosai 1876.50
41 Kyoto Classified Tournament
Date 2009-11-08 Rating 2028.09
Round Color Result Opponent
S1 White Loss JPN Tamura Kazumasa 2436.61
S2 Black Loss JPN Okumura Toyohiko 2291.43
S3 Black Loss JPN Miyagawa Junzo 2141.68
S4 White Loss JPN Kudomi Takahiro 2307.37
S5 Black Win JPN Yasumoto Yoshinobu 1923.88
8th Middle-dan Players Tournament
Date 2009-08-30 Rating 2030.55
Round Color Result Opponent
1 White Loss JPN Ono Takayuki 2316.89
2 Black Loss JPN Maruyama Yasushi 2206.85
3 Black Loss JPN Yamamoto Yasuhiro 2108.45
4 Black Win JPN Kato Yasuhiro 1989.40
5 Black Win JPN Gakumazawa Hideaki 2013.93
6 White Loss JPN Miyagawa Junzo 2141.39
47th Meijinsen Qualification Kansai area 2nd round
Date 2009-06-21 Rating 2034.28
Round Color Result Opponent
1 Black Loss JPN Oosumi Yuuki 2567.95
2 Black Loss JPN Sakamoto Hirouji 2218.95
3 Black Win JPN Hata Masayuki 2130.99
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2035.48
Round Color Result Opponent
1 Black Loss JPN Koiso Shigemasa 2095.30
2 Black Win JPN Yasumoto Yoshinobu 1942.18
3 Black Loss JPN Ozawa Tetsushi 2011.95
4 Black Win JPN Miyagawa Junzo 2138.10
5 Black Draw JPN Sakamoto Hirouji 2216.59
World Championship BT
Date 2007-08-15 Rating 2039.29
Round Color Result Opponent
1 Black Loss TPE Yang Hsiao-Yu 2067.75
2 White Draw RUS Saranchin Aleksandr 2027.54
3 Black Loss RUS Serdyukov Egor 2399.68
5 White Loss ARM Poghosyan Albert 2303.39
7 White Win EST Lillemets Rauni 2034.92
8 White Loss SWE Eriksson Bjorn 2259.28
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2045.39
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2257.68
2 White Win JPN Fujikawa Masaki 2036.16
Asian Championship
Date 2006-08-15 Rating 2050.59
Round Color Result Opponent
1 Black Loss JPN Mitsumori Masao 2166.55
2 White Win JPN Ishitani Shin-ichi 2246.65
3 White Win KOR Chang Jae-Won 2031.68
4 White Loss KOR Park Jeong Ho 2315.24
5 White Loss TPE Pu Hsun-Fang 1930.79
6 Black Draw JPN Kuramoto Hideharu 1924.04
7 White Loss JPN Kashihara Akihiko 2225.59
8 White Win KOR Yoon Seong-Won 1783.17
World Championship BT
Date 2003-08-08 Rating 2094.52
Round Color Result Opponent
1 White Win JPN Kudomi Takahiro 2289.08
2 Black Loss TPE Chang Yi-Feng 2302.16
3 Black Win JPN Nagao Noriaki 2241.39
4 White Loss EST Oll Aivo 2419.68
5 Black Win JPN Ishitani Shin-ichi 2265.58
6 Black Loss ARM Poghosyan Albert 2254.47
8 White Loss AZE Eibatov Nizami 2284.26
8 Black Win AZE Dzainukov Eldar 2051.91
World Championship QT
Date 2003-07-31 Rating 2093.82
Round Color Result Opponent
1 White Loss SWE Karlsson Stefan 2430.28
3 White Loss EST Ilu Timo 2302.02
4 White Loss SWE Gardstrom Petter 2333.13
5 Black Loss TPE Lu Wei-Yuan 2158.51
6 Black Win AZE Dzainukov Eldar 2050.23
7 White Loss RUS Karasyov Maxim 2400.06