Kobayashi Koichi (小林高一)

Place: Fukushima, Japan

Rating: 2286.41, Std: 284.22, Rank: -

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

Top rating: 2296.46 (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	2286.41
Round	Color	Result	Opponent
1	White	Loss	Miyagawa Junzo	2249.14
2	White	Loss	Hata Masayuki	2188.80
4	White	Win	Mano Yoshihisa	2365.29
5	Black	Loss	Tachi Masaya	2487.47
6	Black	Win	Kubo Izumi	2086.21
32nd Aomori Championship
Date	2015-07-05		Rating	2287.38
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Harue	1692.70
2	White	Win	Miyamoto Syunju	2088.64
3	Black	Draw	Tanno Yoshitaka	2166.07
4	White	Win	Gakumazawa Hideaki	2192.25
5	Black	Loss	Ooshina Seiichi	2029.19
7th Tohoku Championship
Date	2015-04-12		Rating	2295.98
Round	Color	Result	Opponent
1	White	Win	Miyamoto Syunju	2057.87
2	Black	Win	Ishitani Shin-ichi	2424.93
3	Black	Loss	Okabe Hiroshi	2739.82
4	Black	Win	Kusajima Masato	2259.50
5	White	Loss	Gakumazawa Hideaki	2191.85
10th All Japan Championship
Date	2015-03-29		Rating	2296.46
Round	Color	Result	Opponent
1	Black	Loss	Nakayama Tomoharu	2748.06
2	Black	Win	Kon Akira	1985.50
3	Black	Win	Nagao Noriaki	2281.32
4	Black	Loss	Tamada Yoichi	2586.82
5	White	Win	Ono Takayuki	2337.27
6	White	Loss	Sato Kiyotomi	2503.45
Sendai Memorial Cup
Date	2015-03-01		Rating	2295.19
Round	Color	Result	Opponent
1	White	Win	Kusajima Masato	2257.65
2	Black	Win	Miyamoto Syunju	2047.98
3	Black	Win	Miura Hitoshi	1794.25
4	Black	Win	Gakumazawa Hideaki	2187.89
5	Black	Win	Hirono Masakazu	1986.78
6	White	Win	Seiryu Masanori	1988.81
33th Aomori Meijinsen
Date	2014-11-09		Rating	2273.51
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Harue	1713.49
2	Black	Win	Gakumazawa Hideaki	2173.71
3	White	Win	Koseki Kenshou	1700.75
4	Black	Win	Tanno Yoshitaka	2167.44
5	White	Win	Shimoda Hiroyasu	1578.60
1st Senior Masters Championship
Date	2014-08-29		Rating	2253.14
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2092.15
2	White	Loss	Kato Yasuhiro	2091.94
3	White	Loss	Isobe Taizan	2433.63
4	Black	Loss	Miyagawa Junzo	2221.84
5	Black	Win	Miura Hitoshi	1803.06
6	Black	Loss	Mitsumori Masao	2340.42
7	Black	Loss	Ishitani Shin-ichi	2454.52
31th Kanto Championship
Date	2014-05-11		Rating	2243.83
Round	Color	Result	Opponent
1	Black	Win	Demachi Koichiro	1949.55
2	Black	Loss	Okabe Hiroshi	2758.25
3	Black	Win	Tada Ayako	2315.12
4	Black	Loss	Ishitani Shin-ichi	2457.69
5	Black	Loss	Ono Takayuki	2382.66
6th Tohoku Championship
Date	2014-04-20		Rating	2241.66
Round	Color	Result	Opponent
1	Black	Loss	Sato Kiyotomi	2470.90
2	Black	Loss	Gakumazawa Hideaki	2164.03
3	Black	Win	Miura Hitoshi	1802.98
4	White	Win	Kusajima Masato	2236.86
6	Black	Win	Hirono Masakazu	1988.75
7	Black	Loss	Okabe Hiroshi	2759.53
9th All Japan Championship
Date	2014-01-26		Rating	2234.01
Round	Color	Result	Opponent
1	White	Loss	Fukui Nobuhiro	2613.27
2	White	Loss	Kim Chang-Su	2071.30
3	Black	Win	Miyagawa Junzo	2203.29
4	Black	Loss	Kubo Izumi	2115.48
5	Black	Win	Maruyama Yasushi	2293.80
6	White	Loss	Nakayama Tomoharu	2675.60
11th Middle-dan players Tournament
Date	2013-08-17		Rating	2228.53
Round	Color	Result	Opponent
1	Black	Loss	Tamada Yoichi	2509.63
2	White	Win	Kubo Izumi	2095.81
3	Black	Win	Mano Yoshihisa	2316.55
4	Black	Draw	Nagao Noriaki	2378.73
5	Black	Loss	Nakayama Tomoharu	2653.68
6	Black	Win	Maruta Hiroki	2139.30
51 Meijinsen Qualification East-Japan area 1st round
Date	2013-06-16		Rating	2217.66
Round	Color	Result	Opponent
1	Black	Loss	Kudomi Takahiro	2405.27
2	Black	Loss	Mitsumori Masao	2336.07
3	Black	Loss	Ono Takayuki	2388.57
4	White	Loss	Isobe Taizan	2394.74
5th Tohoku Championship
Date	2013-04-14		Rating	2214.50
Round	Color	Result	Opponent
1	Black	Win	Nakamura Shigeru	2867.26
2	Black	Loss	Maruta Hiroki	2148.21
3	Black	Loss	Kudomi Takahiro	2419.63
4	Black	Loss	Hirono Masakazu	2010.22
5	Black	Win	Miura Hitoshi	1828.85
8th All Japan Championship
Date	2013-03-24		Rating	2214.65
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2735.10
2	White	Loss	Fujikawa Masaki	2031.75
3	Black	Win	Tomobe Katsuhiro	2165.09
4	White	Draw	Iwano Fumio	2173.07
5	Black	Loss	Nagao Noriaki	2390.92
6	Black	Win	Tada Ayako	2291.37
16th Mikami Cup Tournament
Date	2013-01-20		Rating	2215.65
Round	Color	Result	Opponent
S1	White	Loss	Isobe Taizan	2409.89
S3	Black	Loss	Mitsumori Masao	2345.83
S4	Black	Loss	Kudomi Takahiro	2423.75
S5	White	Loss	Nagao Noriaki	2393.74
10th Middle-dan players Tournament
Date	2012-08-26		Rating	2235.35
Round	Color	Result	Opponent
1	White	Loss	Nagao Noriaki	2396.00
2	Black	Win	Suzuki Junichiro	1921.50
3	White	Win	Kato Yasuhiro	2101.34
4	Black	Win	Miyagawa Junzo	2215.52
5	Black	Win	Kashihara Akihiko	2313.19
6	White	Loss	Ono Takayuki	2436.91
50 Meijinsen Qualification East-Japan area 2nd round
Date	2012-07-08		Rating	2236.39
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2886.77
2	White	Loss	Kudomi Takahiro	2427.32
3	Black	Loss	Ono Takayuki	2436.00
30th Aomori Championship
Date	2012-07-01		Rating	2236.94
Round	Color	Result	Opponent
1	White	Win	Yamamoto Yuuichi	1698.89
2	Black	Win	Miura Hitoshi	1903.04
3	Black	Win	Tanno Yoshitaka	2149.51
4	White	Win	Yamamoto Harue	1700.62
5	White	Win	Kim Chang-Su	2038.25
50 Meijinsen Qualification East-Japan area 1st round
Date	2012-06-03		Rating	2236.53
Round	Color	Result	Opponent
1	Black	Win	Isobe Taizan	2411.43
2	White	Win	Ono Takayuki	2432.79
3	Black	Loss	Kudomi Takahiro	2430.04
4	Black	Win	Iwano Fumio	2135.52
4th Tohoku Championship
Date	2012-04-08		Rating	2225.78
Round	Color	Result	Opponent
1	Black	Loss	Sato Kiyotomi	2400.90
2	White	Win	Suzuki Junichiro	1938.53
3	Black	Win	Maruta Koji	2127.08
4	Black	Win	Hirono Masakazu	1998.18
5	White	Draw	Gakumazawa Hideaki	2122.22
15th Mikami Cup Tournament
Date	2012-03-11		Rating	2219.40
Round	Color	Result	Opponent
S1	Black	Loss	Nakamura Shigeru	2881.43
S2	White	Loss	Isobe Taizan	2423.62
S3	Black	Loss	Kudomi Takahiro	2429.07
S4	Black	Win	Tadokoro Hosai	1860.83
S5	White	Loss	Oosumi Yuuki	2795.76
7th All Japan Championship
Date	2012-01-29		Rating	2211.74
Round	Color	Result	Opponent
1	Black	Loss	Nakayama Tomoharu	2605.75
2	Black	Win	Matsuoka Teruo	2008.60
3	Black	Loss	Mitsumori Masao	2372.47
4	White	Win	Fujikawa Masaki	2075.49
5	Black	Loss	Kamiya Shunsuke	2462.15
6	White	Win	Kato Yasuhiro	2073.56
12 Kanto Renju Emperor Tournament 1st round
Date	2011-10-23		Rating	2190.68
Round	Color	Result	Opponent
1	Black	Loss	Mitsumori Masao	2365.91
2	White	Loss	Fukui Nobuhiro	2474.78
3	White	Win	Suzuki Rin	1992.81
4	Black	Win	Kato Yasuhiro	2074.43
51 Suiseisen Tournament
Date	2011-09-11		Rating	2180.96
Round	Color	Result	Opponent
1	White	Loss	Tada Ayako	2250.51
2	White	Win	Iwano Fumio	2124.11
3	Black	Loss	Maruta Hiroki	2096.96
4	White	Win	Suzuki Rin	1990.37
3rd Tohoku Championship
Date	2011-02-27		Rating	2143.20
Round	Color	Result	Opponent
2	White	Loss	Tamada Yoichi	2516.22
3	Black	Win	Hirono Masakazu	1986.21
4	Black	Loss	Ishitani Shin-ichi	2394.42
5	Black	Win	Tanno Yoshitaka	2102.13
14th Mikami Cup Tournament
Date	2011-01-30		Rating	2136.45
Round	Color	Result	Opponent
A1	White	Loss	Nakayama Tomoharu	2537.50
A2	Black	Loss	Suzuki Rin	1996.60
A3	Black	Win	Kon Akira	2001.75
A4	White	Loss	Fujikawa Masaki	2096.81
A5	Black	Win	Omata Mitsuo	1709.64
11 Kanto Renju Emperor Tournament 1st round
Date	2010-10-31		Rating	2124.08
Round	Color	Result	Opponent
1	Black	Loss	Kamiya Shunsuke	2370.92
2	White	Loss	Shimoyama Takuma	2242.39
3	White	Loss	Tada Ayako	2204.46
4	Black	Loss	Suzuki Rin	1990.49
5th All Japan Championship
Date	2010-03-21		Rating	2133.43
Round	Color	Result	Opponent
1	White	Loss	Okabe Hiroshi	2703.25
2	White	Draw	Kusajima Masato	2170.40
3	Black	Win	Mitsumori Masao	2293.81
4	Black	Win	Miyoshi Takeo	2112.74
5	White	Loss	Nagao Noriaki	2374.55
6	Black	Loss	Nakayama Tomoharu	2436.28
2nd Tohoku Championship
Date	2010-03-14		Rating	2133.06
Round	Color	Result	Opponent
1	Black	Win	Sato Kiyotomi	2419.74
2	Black	Loss	Kusajima Masato	2171.04
3	Black	Loss	Seiryu Masanori	1987.66
4	Black	Loss	Gakumazawa Hideaki	2131.23
5	Black	Win	Sato Ryota	1498.76
13th Mikami Cup Tournament
Date	2010-01-31		Rating	2134.48
Round	Color	Result	Opponent
A1	White	Loss	Matsuoka Teruo	1967.54
A2	Black	Win	Kon Akira	1973.85
A3	Black	Win	Tanji Hiroki	2058.16
A4	White	Win	Kimura Kenichiro	2198.73
A5	White	Loss	Tamada Yoichi	2436.82
8th Middle-dan Players Tournament
Date	2009-08-30		Rating	2132.92
Round	Color	Result	Opponent
1	White	Loss	Gakumazawa Hideaki	2139.99
2	Black	Win	Yamamoto Yasuhiro	2149.31
3	White	Win	Kato Yasuhiro	2050.71
4	White	Loss	Ono Takayuki	2404.40
5	Black	Win	Miyagawa Junzo	2203.62
6	Black	Loss	Sato Kiyotomi	2435.50
4th All Japan Championship
Date	2009-03-21		Rating	2118.76
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2612.98
2	Black	Win	Kuramoto Hideharu	1900.11
3	White	Loss	Sato Kiyotomi	2450.86
4	Black	Loss	Maruta Hiroki	2093.95
5	Black	Win	Kato Yasuhiro	2016.69
6	Black	Loss	Miyoshi Takeo	2212.46
1st Tohoku Championship
Date	2009-02-22		Rating	2117.92
Round	Color	Result	Opponent
1	Black	Loss	Ishitani Shin-ichi	2392.64
3	Black	Win	Sato Ryota	1525.89
4	Black	Win	Miura Hitoshi	1937.59
5	White	Loss	Sato Kiyotomi	2453.25
12th Mikami Cup Tournament
Date	2009-01-18		Rating	2116.86
Round	Color	Result	Opponent
A1	Black	Win	Matsuoka Teruo	1903.84
A2	White	Win	Iwano Fumio	2169.39
A3	White	Loss	Gakumazawa Hideaki	2175.53
A4	Black	Loss	Fujikawa Masaki	2081.42
A5	Black	Win	Maruta Hiroki	2083.21
9th Kanto Renju Emperor Tournament, 1st round
Date	2008-10-26		Rating	2111.63
Round	Color	Result	Opponent
1	White	Win	Kasai Takayuki	1833.91
2	Black	Loss	Ishitani Shin-ichi	2398.23
3	Black	Loss	Watanabe Tatsuya	2176.36
4	White	Win	Tada Ayako	2007.53
7th 6-7 dan Tournament
Date	2008-09-28		Rating	2110.03
Round	Color	Result	Opponent
1	White	Loss	Tamura Kazumasa	2471.70
2	White	Win	Kato Yasuhiro	1998.40
3	White	Win	Gakumazawa Hideaki	2179.55
4	Black	Loss	Ono Takayuki	2410.93
5	Black	Loss	Tanno Yoshitaka	2119.59
25th Kanto Championship
Date	2008-05-18		Rating	2099.54
Round	Color	Result	Opponent
1	Black	Loss	Isobe Taizan	2426.37
2	Black	Win	Fujikawa Masaki	2094.94
3	Black	Draw	Kubo Izumi	2102.76
4	White	Loss	Maruta Koji	2093.42
5	Black	Loss	Iwano Fumio	2184.81
25th Kanto Shineisen Tournament
Date	2008-04-13		Rating	2098.82
Round	Color	Result	Opponent
1	White	Loss	Tamada Yoichi	2214.54
2	Black	Win	Watanabe Yoko	2056.18
3	Black	Win	Matsuoka Teruo	1879.48
4	White	Win	Watanabe Tatsuya	2157.22
5	Black	Loss	Fujikawa Masaki	2104.87
11th Mikami Cup Tournament, A-Class
Date	2008-01-20		Rating	2093.23
Round	Color	Result	Opponent
1	White	Win	Fujikawa Masaki	2112.04
2	White	Loss	Tamada Yoichi	2191.27
3	White	Win	Matsuoka Teruo	1877.02
4	Black	Loss	Tanizaki Ryusuke	2125.79
4	White	Loss	Takeuchi Shunsuke	1949.39
10th Mikami Cup Tournament, A-class
Date	2007-01-28		Rating	2099.65
Round	Color	Result	Opponent
1	Black	Win	Tanizaki Ryusuke	2130.87
2	Black	Loss	Fujikawa Masaki	2093.37
3	Black	Win	Oonuma Nobuhiro	1833.85
4	White	Win	Kato Yasuhiro	1980.49
5	White	Loss	Koyama Jun	2366.41
9th Mikami Cup - A Class
Date	2006-01-29		Rating	2091.18
Round	Color	Result	Opponent
1	White	Win	Kamemoto Daichi	2185.75
2	Black	Loss	Itami Yoshiyuki	2169.98
3	White	Win	Ozawa Tetsushi	2016.29
4	Black	Loss	Watanabe Tatsuya	2134.50
5	White	Loss	Tomobe Katsuhiro	2093.11
45th Suisei-sen Tournament
Date	2005-03-20		Rating	2094.24
Round	Color	Result	Opponent
1	Black	Loss	Ishizaki Masatoshi	1924.37
2	Black	Win	Nakata Shinsuke	1934.68
3	White	Win	Kamemoto Daichi	2114.47
4	White	Loss	Koyama Jun	2269.92
5th 6-7 dan Tournament
Date	2004-12-05		Rating	2097.34
Round	Color	Result	Opponent
1	Black	Loss	Arita Nobuyoshi	2281.80
2	Black	Win	Tadokoro Hosai	1927.43
3	Black	Win	Miyagawa Junzo	2256.74
4	White	Loss	Sato Kiyotomi	2369.07
5	White	Win	Yamamoto Yasuhiro	2046.99
6	White	Loss	Kudomi Takahiro	2332.29