Kobayashi Koichi, Japan - Renju Rating

Kobayashi Koichi (小林高一)

Place: Fukushima, Japan

Rating: 2280.02, Std: 258.07, Rank: -

First game: 2004-12-05, Last game: 2015-07-20

Top rating: 2290.04 (2015-03-29)

Games: 217, Wins: 102, Draws: 6, Losses: 109

Gy1: 0, Gy2: 0, Gy5: 0

12th Middle-dan Players Tournament
Date 2015-07-20 Rating 2280.02
Round Color Result Opponent
1 White Loss Miyagawa Junzo 2241.34
2 White Loss Hata Masayuki 2179.11
4 White Win Mano Yoshihisa 2356.24
5 Black Loss Tachi Masaya 2479.15
6 Black Win Kubo Izumi 2077.64
32nd Aomori Championship
Date 2015-07-05 Rating 2281.00
Round Color Result Opponent
1 Black Win Yamamoto Harue 1689.37
2 White Win Miyamoto Syunju 2082.84
3 Black Draw Tanno Yoshitaka 2160.40
4 White Win Gakumazawa Hideaki 2185.36
5 Black Loss Ooshina Seiichi 2042.24
7th Tohoku Championship
Date 2015-04-12 Rating 2289.56
Round Color Result Opponent
1 White Win Miyamoto Syunju 2052.27
2 Black Win Ishitani Shin-ichi 2417.17
3 Black Loss Okabe Hiroshi 2731.90
4 Black Win Kusajima Masato 2251.99
5 White Loss Gakumazawa Hideaki 2185.25
10th All Japan Championship
Date 2015-03-29 Rating 2290.04
Round Color Result Opponent
1 Black Loss Nakayama Tomoharu 2740.30
2 Black Win Kon Akira 1978.08
3 Black Win Nagao Noriaki 2273.70
4 Black Loss Tamada Yoichi 2578.64
5 White Win Ono Takayuki 2329.22
6 White Loss Sato Kiyotomi 2495.30
Sendai Memorial Cup
Date 2015-03-01 Rating 2288.80
Round Color Result Opponent
1 White Win Kusajima Masato 2250.29
2 Black Win Miyamoto Syunju 2042.47
3 Black Win Miura Hitoshi 1790.34
4 Black Win Gakumazawa Hideaki 2181.44
5 Black Win Hirono Masakazu 1985.06
6 White Win Seiryu Masanori 1984.97
33th Aomori Meijinsen
Date 2014-11-09 Rating 2267.14
Round Color Result Opponent
1 Black Win Yamamoto Harue 1710.23
2 Black Win Gakumazawa Hideaki 2167.54
3 White Win Koseki Kenshou 1699.46
4 Black Win Tanno Yoshitaka 2162.09
5 White Win Shimoda Hiroyasu 1576.65
1st Senior Masters Championship
Date 2014-08-29 Rating 2246.75
Round Color Result Opponent
1 White Win Kubo Izumi 2084.56
2 White Loss Kato Yasuhiro 2084.27
3 White Loss Isobe Taizan 2427.21
4 Black Loss Miyagawa Junzo 2214.54
5 Black Win Miura Hitoshi 1799.01
6 Black Loss Mitsumori Masao 2332.81
7 Black Loss Ishitani Shin-ichi 2447.30
31th Kanto Championship
Date 2014-05-11 Rating 2237.49
Round Color Result Opponent
1 Black Win Demachi Koichiro 1942.06
2 Black Loss Okabe Hiroshi 2751.35
3 Black Win Tada Ayako 2308.64
4 Black Loss Ishitani Shin-ichi 2450.78
5 Black Loss Ono Takayuki 2375.75
6th Tohoku Championship
Date 2014-04-20 Rating 2235.33
Round Color Result Opponent
1 Black Loss Sato Kiyotomi 2463.83
2 Black Loss Gakumazawa Hideaki 2158.28
3 Black Win Miura Hitoshi 1798.95
4 White Win Kusajima Masato 2230.20
6 Black Win Hirono Masakazu 1985.98
7 Black Loss Okabe Hiroshi 2752.69
9th All Japan Championship
Date 2014-01-26 Rating 2227.71
Round Color Result Opponent
1 White Loss Fukui Nobuhiro 2605.72
2 White Loss Kim Chang-Su 2064.75
3 Black Win Miyagawa Junzo 2196.40
4 Black Loss Kubo Izumi 2108.39
5 Black Win Maruyama Yasushi 2286.44
6 White Loss Nakayama Tomoharu 2668.93
11th Middle-dan players Tournament
Date 2013-08-17 Rating 2222.38
Round Color Result Opponent
1 Black Loss Tamada Yoichi 2502.77
2 White Win Kubo Izumi 2089.04
3 Black Win Mano Yoshihisa 2309.70
4 Black Draw Nagao Noriaki 2372.11
5 Black Loss Nakayama Tomoharu 2647.14
6 Black Win Maruta Hiroki 2132.72
51 Meijinsen Qualification East-Japan area 1st round
Date 2013-06-16 Rating 2211.58
Round Color Result Opponent
1 Black Loss Kudomi Takahiro 2398.92
2 Black Loss Mitsumori Masao 2329.49
3 Black Loss Ono Takayuki 2382.22
4 White Loss Isobe Taizan 2388.65
5th Tohoku Championship
Date 2013-04-14 Rating 2208.50
Round Color Result Opponent
1 Black Win Nakamura Shigeru 2860.87
2 Black Loss Maruta Hiroki 2141.94
3 Black Loss Kudomi Takahiro 2413.37
4 Black Loss Hirono Masakazu 2006.76
5 Black Win Miura Hitoshi 1824.89
8th All Japan Championship
Date 2013-03-24 Rating 2208.68
Round Color Result Opponent
1 Black Loss Okabe Hiroshi 2728.75
2 White Loss Fujikawa Masaki 2025.17
3 Black Win Tomobe Katsuhiro 2158.61
4 White Draw Iwano Fumio 2166.74
5 Black Loss Nagao Noriaki 2384.56
6 Black Win Tada Ayako 2285.22
16th Mikami Cup Tournament
Date 2013-01-20 Rating 2209.76
Round Color Result Opponent
S1 White Loss Isobe Taizan 2403.91
S3 Black Loss Mitsumori Masao 2339.54
S4 Black Loss Kudomi Takahiro 2417.60
S5 White Loss Nagao Noriaki 2387.48
10th Middle-dan players Tournament
Date 2012-08-26 Rating 2229.68
Round Color Result Opponent
1 White Loss Nagao Noriaki 2389.99
2 Black Win Suzuki Junichiro 1915.33
3 White Win Kato Yasuhiro 2095.44
4 Black Win Miyagawa Junzo 2209.55
5 Black Win Kashihara Akihiko 2306.87
6 White Loss Ono Takayuki 2430.96
50 Meijinsen Qualification East-Japan area 2nd round
Date 2012-07-08 Rating 2230.80
Round Color Result Opponent
1 White Loss Nakamura Shigeru 2880.71
2 White Loss Kudomi Takahiro 2421.48
3 Black Loss Ono Takayuki 2430.12
30th Aomori Championship
Date 2012-07-01 Rating 2231.36
Round Color Result Opponent
1 White Win Yamamoto Yuuichi 1696.05
2 Black Win Miura Hitoshi 1899.18
3 Black Win Tanno Yoshitaka 2145.13
4 White Win Yamamoto Harue 1697.49
5 White Win Kim Chang-Su 2032.52
50 Meijinsen Qualification East-Japan area 1st round
Date 2012-06-03 Rating 2231.00
Round Color Result Opponent
1 Black Win Isobe Taizan 2405.73
2 White Win Ono Takayuki 2426.96
3 Black Loss Kudomi Takahiro 2424.25
4 Black Win Iwano Fumio 2129.79
4th Tohoku Championship
Date 2012-04-08 Rating 2220.33
Round Color Result Opponent
1 Black Loss Sato Kiyotomi 2395.11
2 White Win Suzuki Junichiro 1932.69
3 Black Win Maruta Koji 2121.34
4 Black Win Hirono Masakazu 1994.44
5 White Draw Gakumazawa Hideaki 2117.48
15th Mikami Cup Tournament
Date 2012-03-11 Rating 2213.98
Round Color Result Opponent
S1 Black Loss Nakamura Shigeru 2875.55
S2 White Loss Isobe Taizan 2418.03
S3 Black Loss Kudomi Takahiro 2423.42
S4 Black Win Tadokoro Hosai 1856.66
S5 White Loss Oosumi Yuuki 2789.85
7th All Japan Championship
Date 2012-01-29 Rating 2206.38
Round Color Result Opponent
1 Black Loss Nakayama Tomoharu 2599.82
2 Black Win Matsuoka Teruo 2003.67
3 Black Loss Mitsumori Masao 2366.83
4 White Win Fujikawa Masaki 2069.86
5 Black Loss Kamiya Shunsuke 2456.45
6 White Win Kato Yasuhiro 2068.12
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2185.47
Round Color Result Opponent
1 Black Loss Mitsumori Masao 2360.45
2 White Loss Fukui Nobuhiro 2469.25
3 White Win Suzuki Rin 1987.67
4 Black Win Kato Yasuhiro 2069.19
51 Suiseisen Tournament
Date 2011-09-11 Rating 2175.80
Round Color Result Opponent
1 White Loss Tada Ayako 2245.25
2 White Win Iwano Fumio 2118.87
3 Black Loss Maruta Hiroki 2092.30
4 White Win Suzuki Rin 1985.29
3rd Tohoku Championship
Date 2011-02-27 Rating 2138.32
Round Color Result Opponent
2 White Loss Tamada Yoichi 2511.13
3 Black Win Hirono Masakazu 1982.50
4 Black Loss Ishitani Shin-ichi 2389.43
5 Black Win Tanno Yoshitaka 2098.15
14th Mikami Cup Tournament
Date 2011-01-30 Rating 2131.61
Round Color Result Opponent
A1 White Loss Nakayama Tomoharu 2532.24
A2 Black Loss Suzuki Rin 1991.86
A3 Black Win Kon Akira 1996.83
A4 White Loss Fujikawa Masaki 2091.82
A5 Black Win Omata Mitsuo 1697.09
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2119.37
Round Color Result Opponent
1 Black Loss Kamiya Shunsuke 2365.75
2 White Loss Shimoyama Takuma 2238.04
3 White Loss Tada Ayako 2199.75
4 Black Loss Suzuki Rin 1985.87
5th All Japan Championship
Date 2010-03-21 Rating 2129.07
Round Color Result Opponent
1 White Loss Okabe Hiroshi 2698.69
2 White Draw Kusajima Masato 2165.51
3 Black Win Mitsumori Masao 2289.34
4 Black Win Miyoshi Takeo 2108.35
5 White Loss Nagao Noriaki 2370.03
6 Black Loss Nakayama Tomoharu 2431.52
2nd Tohoku Championship
Date 2010-03-14 Rating 2128.71
Round Color Result Opponent
1 Black Win Sato Kiyotomi 2415.10
2 Black Loss Kusajima Masato 2166.16
3 Black Loss Seiryu Masanori 1984.68
4 Black Loss Gakumazawa Hideaki 2127.30
5 Black Win Sato Ryota 1496.18
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2130.20
Round Color Result Opponent
A1 White Loss Matsuoka Teruo 1963.30
A2 Black Win Kon Akira 1969.63
A3 Black Win Tanji Hiroki 2054.35
A4 White Win Kimura Kenichiro 2194.63
A5 White Loss Tamada Yoichi 2432.58
8th Middle-dan Players Tournament
Date 2009-08-30 Rating 2128.85
Round Color Result Opponent
1 White Loss Gakumazawa Hideaki 2136.17
2 Black Win Yamamoto Yasuhiro 2145.12
3 White Win Kato Yasuhiro 2046.72
4 White Loss Ono Takayuki 2400.39
5 Black Win Miyagawa Junzo 2199.59
6 Black Loss Sato Kiyotomi 2431.21
4th All Japan Championship
Date 2009-03-21 Rating 2114.92
Round Color Result Opponent
1 Black Loss Oosumi Yuuki 2609.46
2 Black Win Kuramoto Hideharu 1896.34
3 White Loss Sato Kiyotomi 2446.83
4 Black Loss Maruta Hiroki 2090.26
5 Black Win Kato Yasuhiro 2012.92
6 Black Loss Miyoshi Takeo 2208.55
1st Tohoku Championship
Date 2009-02-22 Rating 2114.12
Round Color Result Opponent
1 Black Loss Ishitani Shin-ichi 2388.99
3 Black Win Sato Ryota 1523.39
4 Black Win Miura Hitoshi 1934.48
5 White Loss Sato Kiyotomi 2449.25
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2113.10
Round Color Result Opponent
A1 Black Win Matsuoka Teruo 1899.98
A2 White Win Iwano Fumio 2165.60
A3 White Loss Gakumazawa Hideaki 2171.87
A4 Black Loss Fujikawa Masaki 2077.65
A5 Black Win Maruta Hiroki 2079.58
9th Kanto Renju Emperor Tournament, 1st round
Date 2008-10-26 Rating 2107.98
Round Color Result Opponent
1 White Win Kasai Takayuki 1832.19
2 White Loss Ishitani Shin-ichi 2394.70
3 Black Loss Watanabe Tatsuya 2172.87
4 Black Win Tada Ayako 2003.83
7th 6-7 dan Tournament
Date 2008-09-28 Rating 2106.41
Round Color Result Opponent
1 White Loss Tamura Kazumasa 2468.47
2 White Win Kato Yasuhiro 1994.82
3 White Win Gakumazawa Hideaki 2175.97
4 Black Loss Ono Takayuki 2407.29
5 Black Loss Tanno Yoshitaka 2116.07
25th Kanto Championship
Date 2008-05-18 Rating 2096.05
Round Color Result Opponent
1 Black Loss Isobe Taizan 2422.68
2 Black Win Fujikawa Masaki 2091.46
3 Black Draw Kubo Izumi 2099.40
4 White Loss Maruta Koji 2089.78
5 Black Loss Iwano Fumio 2181.29
25th Kanto Shineisen Tournament
Date 2008-04-13 Rating 2095.36
Round Color Result Opponent
1 White Loss Tamada Yoichi 2211.37
2 Black Win Watanabe Yoko 2053.05
3 Black Win Matsuoka Teruo 1875.96
4 White Win Watanabe Tatsuya 2153.86
5 Black Loss Fujikawa Masaki 2101.42
11th Mikami Cup Tournament, A-Class
Date 2008-01-20 Rating 2089.85
Round Color Result Opponent
1 White Win Fujikawa Masaki 2108.69
2 White Loss Tamada Yoichi 2188.11
3 White Win Matsuoka Teruo 1873.60
4 Black Loss Tanizaki Ryusuke 2122.40
4 White Loss Takeuchi Shunsuke 1946.47
10th Mikami Cup Tournament, A-class
Date 2007-01-28 Rating 2096.56
Round Color Result Opponent
1 Black Win Tanizaki Ryusuke 2127.81
2 Black Loss Fujikawa Masaki 2090.34
3 Black Win Oonuma Nobuhiro 1831.41
4 White Win Kato Yasuhiro 1977.46
5 White Loss Koyama Jun 2363.18
9th Mikami Cup - A Class
Date 2006-01-29 Rating 2088.35
Round Color Result Opponent
1 White Win Kamemoto Daichi 2183.04
2 Black Loss Itami Yoshiyuki 2167.29
3 White Win Ozawa Tetsushi 2013.77
4 Black Loss Watanabe Tatsuya 2131.75
5 White Loss Tomobe Katsuhiro 2090.33
45th Suisei-sen Tournament
Date 2005-03-20 Rating 2091.61
Round Color Result Opponent
1 Black Loss Ishizaki Masatoshi 1922.05
2 Black Win Nakata Shinsuke 1932.29
3 White Win Kamemoto Daichi 2111.87
4 White Loss Koyama Jun 2267.23
5th 6-7 dan Tournament
Date 2004-12-05 Rating 2094.78
Round Color Result Opponent
1 Black Loss Arita Nobuyoshi 2279.13
2 Black Win Tadokoro Hosai 1924.82
3 Black Win Miyagawa Junzo 2254.47
4 White Loss Sato Kiyotomi 2366.35
5 White Win Yamamoto Yasuhiro 2044.24
6 White Loss Kudomi Takahiro 2329.54