Kobayashi Koichi (小林高一)

Place: Fukushima, Japan

Rating: 2287.45, Std: 289.42, Rank: -

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

Top rating: 2297.46 (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	2287.45
Round	Color	Result	Opponent
1	White	Loss	Miyagawa Junzo	2249.49
2	White	Loss	Hata Masayuki	2189.39
4	White	Win	Mano Yoshihisa	2365.56
5	Black	Loss	Tachi Masaya	2487.73
6	Black	Win	Kubo Izumi	2086.83
32nd Aomori Championship
Date	2015-07-05		Rating	2288.42
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Harue	1694.38
2	White	Win	Miyamoto Syunju	2090.21
3	Black	Draw	Tanno Yoshitaka	2168.13
4	White	Win	Gakumazawa Hideaki	2194.00
5	Black	Loss	Ooshina Seiichi	2036.11
7th Tohoku Championship
Date	2015-04-12		Rating	2296.98
Round	Color	Result	Opponent
1	White	Win	Miyamoto Syunju	2059.36
2	Black	Win	Ishitani Shin-ichi	2425.30
3	Black	Loss	Okabe Hiroshi	2740.23
4	Black	Win	Kusajima Masato	2260.42
5	White	Loss	Gakumazawa Hideaki	2193.47
10th All Japan Championship
Date	2015-03-29		Rating	2297.46
Round	Color	Result	Opponent
1	Black	Loss	Nakayama Tomoharu	2748.31
2	Black	Win	Kon Akira	1986.02
3	Black	Win	Nagao Noriaki	2282.75
4	Black	Loss	Tamada Yoichi	2587.37
5	White	Win	Ono Takayuki	2337.88
6	White	Loss	Sato Kiyotomi	2504.31
Sendai Memorial Cup
Date	2015-03-01		Rating	2296.18
Round	Color	Result	Opponent
1	White	Win	Kusajima Masato	2258.57
2	Black	Win	Miyamoto Syunju	2049.45
3	Black	Win	Miura Hitoshi	1795.63
4	Black	Win	Gakumazawa Hideaki	2189.47
5	Black	Win	Hirono Masakazu	1987.97
6	White	Win	Seiryu Masanori	1989.69
33th Aomori Meijinsen
Date	2014-11-09		Rating	2274.43
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Harue	1715.03
2	Black	Win	Gakumazawa Hideaki	2175.18
3	White	Win	Koseki Kenshou	1703.20
4	Black	Win	Tanno Yoshitaka	2169.21
5	White	Win	Shimoda Hiroyasu	1579.92
1st Senior Masters Championship
Date	2014-08-29		Rating	2254.01
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2092.72
2	White	Loss	Kato Yasuhiro	2092.84
3	White	Loss	Isobe Taizan	2434.13
4	Black	Loss	Miyagawa Junzo	2222.28
5	Black	Win	Miura Hitoshi	1804.31
6	Black	Loss	Mitsumori Masao	2341.11
7	Black	Loss	Ishitani Shin-ichi	2454.96
31th Kanto Championship
Date	2014-05-11		Rating	2244.64
Round	Color	Result	Opponent
1	Black	Win	Demachi Koichiro	1950.02
2	Black	Loss	Okabe Hiroshi	2758.66
3	Black	Win	Tada Ayako	2315.65
4	Black	Loss	Ishitani Shin-ichi	2458.15
5	Black	Loss	Ono Takayuki	2383.27
6th Tohoku Championship
Date	2014-04-20		Rating	2242.45
Round	Color	Result	Opponent
1	Black	Loss	Sato Kiyotomi	2471.62
2	Black	Loss	Gakumazawa Hideaki	2165.30
3	Black	Win	Miura Hitoshi	1804.16
4	White	Win	Kusajima Masato	2237.72
6	Black	Win	Hirono Masakazu	1989.79
7	Black	Loss	Okabe Hiroshi	2759.94
9th All Japan Championship
Date	2014-01-26		Rating	2234.76
Round	Color	Result	Opponent
1	White	Loss	Fukui Nobuhiro	2613.75
2	White	Loss	Kim Chang-Su	2072.20
3	Black	Win	Miyagawa Junzo	2203.73
4	Black	Loss	Kubo Izumi	2116.00
5	Black	Win	Maruyama Yasushi	2294.17
6	White	Loss	Nakayama Tomoharu	2676.01
11th Middle-dan players Tournament
Date	2013-08-17		Rating	2229.23
Round	Color	Result	Opponent
1	Black	Loss	Tamada Yoichi	2510.19
2	White	Win	Kubo Izumi	2096.31
3	Black	Win	Mano Yoshihisa	2316.97
4	Black	Draw	Nagao Noriaki	2379.58
5	Black	Loss	Nakayama Tomoharu	2654.08
6	Black	Win	Maruta Hiroki	2139.83
51 Meijinsen Qualification East-Japan area 1st round
Date	2013-06-16		Rating	2218.34
Round	Color	Result	Opponent
1	Black	Loss	Kudomi Takahiro	2406.95
2	Black	Loss	Mitsumori Masao	2336.69
3	Black	Loss	Ono Takayuki	2389.06
4	White	Loss	Isobe Taizan	2395.23
5th Tohoku Championship
Date	2013-04-14		Rating	2215.16
Round	Color	Result	Opponent
1	Black	Win	Nakamura Shigeru	2867.66
2	Black	Loss	Maruta Hiroki	2148.72
3	Black	Loss	Kudomi Takahiro	2421.05
4	Black	Loss	Hirono Masakazu	2011.07
5	Black	Win	Miura Hitoshi	1829.82
8th All Japan Championship
Date	2013-03-24		Rating	2215.30
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2735.49
2	White	Loss	Fujikawa Masaki	2032.37
3	Black	Win	Tomobe Katsuhiro	2165.62
4	White	Draw	Iwano Fumio	2173.56
5	Black	Loss	Nagao Noriaki	2391.66
6	Black	Win	Tada Ayako	2291.85
16th Mikami Cup Tournament
Date	2013-01-20		Rating	2216.28
Round	Color	Result	Opponent
S1	White	Loss	Isobe Taizan	2410.37
S3	Black	Loss	Mitsumori Masao	2346.40
S4	Black	Loss	Kudomi Takahiro	2424.91
S5	White	Loss	Nagao Noriaki	2394.44
10th Middle-dan players Tournament
Date	2012-08-26		Rating	2235.93
Round	Color	Result	Opponent
1	White	Loss	Nagao Noriaki	2396.61
2	Black	Win	Suzuki Junichiro	1921.82
3	White	Win	Kato Yasuhiro	2101.84
4	Black	Win	Miyagawa Junzo	2215.91
5	Black	Win	Kashihara Akihiko	2313.59
6	White	Loss	Ono Takayuki	2437.28
50 Meijinsen Qualification East-Japan area 2nd round
Date	2012-07-08		Rating	2236.95
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2887.12
2	White	Loss	Kudomi Takahiro	2428.14
3	Black	Loss	Ono Takayuki	2436.35
30th Aomori Championship
Date	2012-07-01		Rating	2237.49
Round	Color	Result	Opponent
1	White	Win	Yamamoto Yuuichi	1699.48
2	Black	Win	Miura Hitoshi	1903.86
3	Black	Win	Tanno Yoshitaka	2150.46
4	White	Win	Yamamoto Harue	1701.58
5	White	Win	Kim Chang-Su	2038.93
50 Meijinsen Qualification East-Japan area 1st round
Date	2012-06-03		Rating	2237.08
Round	Color	Result	Opponent
1	Black	Win	Isobe Taizan	2411.86
2	White	Win	Ono Takayuki	2433.12
3	Black	Loss	Kudomi Takahiro	2430.81
4	Black	Win	Iwano Fumio	2135.96
4th Tohoku Championship
Date	2012-04-08		Rating	2226.30
Round	Color	Result	Opponent
1	Black	Loss	Sato Kiyotomi	2401.41
2	White	Win	Suzuki Junichiro	1938.85
3	Black	Win	Maruta Koji	2127.51
4	Black	Win	Hirono Masakazu	1998.87
5	White	Draw	Gakumazawa Hideaki	2122.93
15th Mikami Cup Tournament
Date	2012-03-11		Rating	2219.91
Round	Color	Result	Opponent
S1	Black	Loss	Nakamura Shigeru	2881.76
S2	White	Loss	Isobe Taizan	2424.03
S3	Black	Loss	Kudomi Takahiro	2429.75
S4	Black	Win	Tadokoro Hosai	1861.11
S5	White	Loss	Oosumi Yuuki	2796.06
7th All Japan Championship
Date	2012-01-29		Rating	2212.23
Round	Color	Result	Opponent
1	Black	Loss	Nakayama Tomoharu	2606.08
2	Black	Win	Matsuoka Teruo	2008.95
3	Black	Loss	Mitsumori Masao	2372.90
4	White	Win	Fujikawa Masaki	2075.96
5	Black	Loss	Kamiya Shunsuke	2462.42
6	White	Win	Kato Yasuhiro	2073.99
12 Kanto Renju Emperor Tournament 1st round
Date	2011-10-23		Rating	2191.15
Round	Color	Result	Opponent
1	Black	Loss	Mitsumori Masao	2366.32
2	White	Loss	Fukui Nobuhiro	2475.14
3	White	Win	Suzuki Rin	1993.21
4	Black	Win	Kato Yasuhiro	2074.83
51 Suiseisen Tournament
Date	2011-09-11		Rating	2181.41
Round	Color	Result	Opponent
1	White	Loss	Tada Ayako	2250.87
2	White	Win	Iwano Fumio	2124.49
3	Black	Loss	Maruta Hiroki	2097.34
4	White	Win	Suzuki Rin	1990.77
3rd Tohoku Championship
Date	2011-02-27		Rating	2143.61
Round	Color	Result	Opponent
2	White	Loss	Tamada Yoichi	2516.53
3	Black	Win	Hirono Masakazu	1986.77
4	Black	Loss	Ishitani Shin-ichi	2394.71
5	Black	Win	Tanno Yoshitaka	2102.77
14th Mikami Cup Tournament
Date	2011-01-30		Rating	2136.86
Round	Color	Result	Opponent
A1	White	Loss	Nakayama Tomoharu	2537.78
A2	Black	Loss	Suzuki Rin	1996.95
A3	Black	Win	Kon Akira	2002.07
A4	White	Loss	Fujikawa Masaki	2097.17
A5	Black	Win	Omata Mitsuo	1709.97
11 Kanto Renju Emperor Tournament 1st round
Date	2010-10-31		Rating	2124.46
Round	Color	Result	Opponent
1	Black	Loss	Kamiya Shunsuke	2371.11
2	White	Loss	Shimoyama Takuma	2242.67
3	White	Loss	Tada Ayako	2204.78
4	Black	Loss	Suzuki Rin	1990.82
5th All Japan Championship
Date	2010-03-21		Rating	2133.77
Round	Color	Result	Opponent
1	White	Loss	Okabe Hiroshi	2703.44
2	White	Draw	Kusajima Masato	2170.93
3	Black	Win	Mitsumori Masao	2294.10
4	Black	Win	Miyoshi Takeo	2113.00
5	White	Loss	Nagao Noriaki	2374.81
6	Black	Loss	Nakayama Tomoharu	2436.52
2nd Tohoku Championship
Date	2010-03-14		Rating	2133.40
Round	Color	Result	Opponent
1	Black	Win	Sato Kiyotomi	2420.10
2	Black	Loss	Kusajima Masato	2171.57
3	Black	Loss	Seiryu Masanori	1988.17
4	Black	Loss	Gakumazawa Hideaki	2131.67
5	Black	Win	Sato Ryota	1499.34
13th Mikami Cup Tournament
Date	2010-01-31		Rating	2134.81
Round	Color	Result	Opponent
A1	White	Loss	Matsuoka Teruo	1967.82
A2	Black	Win	Kon Akira	1974.13
A3	Black	Win	Tanji Hiroki	2058.42
A4	White	Win	Kimura Kenichiro	2198.99
A5	White	Loss	Tamada Yoichi	2437.08
8th Middle-dan Players Tournament
Date	2009-08-30		Rating	2133.22
Round	Color	Result	Opponent
1	White	Loss	Gakumazawa Hideaki	2140.36
2	Black	Win	Yamamoto Yasuhiro	2149.54
3	White	Win	Kato Yasuhiro	2050.97
4	White	Loss	Ono Takayuki	2404.59
5	Black	Win	Miyagawa Junzo	2203.86
6	Black	Loss	Sato Kiyotomi	2435.80
4th All Japan Championship
Date	2009-03-21		Rating	2119.03
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2613.14
2	Black	Win	Kuramoto Hideharu	1900.35
3	White	Loss	Sato Kiyotomi	2451.12
4	Black	Loss	Maruta Hiroki	2094.18
5	Black	Win	Kato Yasuhiro	2016.94
6	Black	Loss	Miyoshi Takeo	2212.68
1st Tohoku Championship
Date	2009-02-22		Rating	2118.20
Round	Color	Result	Opponent
1	Black	Loss	Ishitani Shin-ichi	2392.79
3	Black	Win	Sato Ryota	1526.44
4	Black	Win	Miura Hitoshi	1938.07
5	White	Loss	Sato Kiyotomi	2453.51
12th Mikami Cup Tournament
Date	2009-01-18		Rating	2117.13
Round	Color	Result	Opponent
A1	Black	Win	Matsuoka Teruo	1904.09
A2	White	Win	Iwano Fumio	2169.63
A3	White	Loss	Gakumazawa Hideaki	2175.86
A4	Black	Loss	Fujikawa Masaki	2081.66
A5	Black	Win	Maruta Hiroki	2083.44
9th Kanto Renju Emperor Tournament, 1st round
Date	2008-10-26		Rating	2111.88
Round	Color	Result	Opponent
1	White	Win	Kasai Takayuki	1834.02
2	Black	Loss	Ishitani Shin-ichi	2398.40
3	Black	Loss	Watanabe Tatsuya	2176.57
4	White	Win	Tada Ayako	2007.77
7th 6-7 dan Tournament
Date	2008-09-28		Rating	2110.28
Round	Color	Result	Opponent
1	White	Loss	Tamura Kazumasa	2471.98
2	White	Win	Kato Yasuhiro	1998.63
3	White	Win	Gakumazawa Hideaki	2179.87
4	Black	Loss	Ono Takayuki	2411.11
5	Black	Loss	Tanno Yoshitaka	2119.89
25th Kanto Championship
Date	2008-05-18		Rating	2099.78
Round	Color	Result	Opponent
1	Black	Loss	Isobe Taizan	2426.58
2	Black	Win	Fujikawa Masaki	2095.16
3	Black	Draw	Kubo Izumi	2102.92
4	White	Loss	Maruta Koji	2093.64
5	Black	Loss	Iwano Fumio	2185.03
25th Kanto Shineisen Tournament
Date	2008-04-13		Rating	2099.05
Round	Color	Result	Opponent
1	White	Loss	Tamada Yoichi	2214.72
2	Black	Win	Watanabe Yoko	2056.37
3	Black	Win	Matsuoka Teruo	1879.69
4	White	Win	Watanabe Tatsuya	2157.42
5	Black	Loss	Fujikawa Masaki	2105.08
11th Mikami Cup Tournament, A-Class
Date	2008-01-20		Rating	2093.45
Round	Color	Result	Opponent
1	White	Win	Fujikawa Masaki	2112.24
2	White	Loss	Tamada Yoichi	2191.45
3	White	Win	Matsuoka Teruo	1877.23
4	Black	Loss	Tanizaki Ryusuke	2125.99
4	White	Loss	Takeuchi Shunsuke	1949.57
10th Mikami Cup Tournament, A-class
Date	2007-01-28		Rating	2099.84
Round	Color	Result	Opponent
1	Black	Win	Tanizaki Ryusuke	2131.04
2	Black	Loss	Fujikawa Masaki	2093.54
3	Black	Win	Oonuma Nobuhiro	1833.99
4	White	Win	Kato Yasuhiro	1980.66
5	White	Loss	Koyama Jun	2366.60
9th Mikami Cup - A Class
Date	2006-01-29		Rating	2091.35
Round	Color	Result	Opponent
1	White	Win	Kamemoto Daichi	2185.89
2	Black	Loss	Itami Yoshiyuki	2170.12
3	White	Win	Ozawa Tetsushi	2016.42
4	Black	Loss	Watanabe Tatsuya	2134.65
5	White	Loss	Tomobe Katsuhiro	2093.26
45th Suisei-sen Tournament
Date	2005-03-20		Rating	2094.40
Round	Color	Result	Opponent
1	Black	Loss	Ishizaki Masatoshi	1924.50
2	Black	Win	Nakata Shinsuke	1934.80
3	White	Win	Kamemoto Daichi	2114.61
4	White	Loss	Koyama Jun	2270.06
5th 6-7 dan Tournament
Date	2004-12-05		Rating	2097.50
Round	Color	Result	Opponent
1	Black	Loss	Arita Nobuyoshi	2281.93
2	Black	Win	Tadokoro Hosai	1927.60
3	Black	Win	Miyagawa Junzo	2256.97
4	White	Loss	Sato Kiyotomi	2369.25
5	White	Win	Yamamoto Yasuhiro	2047.19
6	White	Loss	Kudomi Takahiro	2332.48