Kobayashi Koichi (小林高一)

Place: Fukushima, Japan

Rating: 2285.11, Std: 276.77, Rank: -

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

Top rating: 2295.16 (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	2285.11
Round	Color	Result	Opponent
1	White	Loss	Miyagawa Junzo	2246.60
2	White	Loss	Hata Masayuki	2186.21
4	White	Win	Mano Yoshihisa	2362.60
5	Black	Loss	Tachi Masaya	2484.61
6	Black	Win	Kubo Izumi	2083.85
32nd Aomori Championship
Date	2015-07-05		Rating	2286.09
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Harue	1692.90
2	White	Win	Miyamoto Syunju	2088.38
3	Black	Draw	Tanno Yoshitaka	2166.59
4	White	Win	Gakumazawa Hideaki	2191.74
5	Black	Loss	Ooshina Seiichi	2033.05
7th Tohoku Championship
Date	2015-04-12		Rating	2294.68
Round	Color	Result	Opponent
1	White	Win	Miyamoto Syunju	2057.69
2	Black	Win	Ishitani Shin-ichi	2422.54
3	Black	Loss	Okabe Hiroshi	2737.23
4	Black	Win	Kusajima Masato	2258.16
5	White	Loss	Gakumazawa Hideaki	2191.34
10th All Japan Championship
Date	2015-03-29		Rating	2295.16
Round	Color	Result	Opponent
1	Black	Loss	Nakayama Tomoharu	2745.50
2	Black	Win	Kon Akira	1983.14
3	Black	Win	Nagao Noriaki	2279.17
4	Black	Loss	Tamada Yoichi	2584.26
5	White	Win	Ono Takayuki	2335.03
6	White	Loss	Sato Kiyotomi	2501.05
Sendai Memorial Cup
Date	2015-03-01		Rating	2293.91
Round	Color	Result	Opponent
1	White	Win	Kusajima Masato	2256.37
2	Black	Win	Miyamoto Syunju	2047.83
3	Black	Win	Miura Hitoshi	1794.42
4	Black	Win	Gakumazawa Hideaki	2187.40
5	Black	Win	Hirono Masakazu	1991.03
6	White	Win	Seiryu Masanori	1989.11
33th Aomori Meijinsen
Date	2014-11-09		Rating	2272.18
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Harue	1713.62
2	Black	Win	Gakumazawa Hideaki	2173.20
3	White	Win	Koseki Kenshou	1701.65
4	Black	Win	Tanno Yoshitaka	2167.67
5	White	Win	Shimoda Hiroyasu	1578.85
1st Senior Masters Championship
Date	2014-08-29		Rating	2251.76
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2090.05
2	White	Loss	Kato Yasuhiro	2090.24
3	White	Loss	Isobe Taizan	2431.93
4	Black	Loss	Miyagawa Junzo	2219.59
5	Black	Win	Miura Hitoshi	1803.06
6	Black	Loss	Mitsumori Masao	2338.28
7	Black	Loss	Ishitani Shin-ichi	2452.37
31th Kanto Championship
Date	2014-05-11		Rating	2242.41
Round	Color	Result	Opponent
1	Black	Win	Demachi Koichiro	1947.73
2	Black	Loss	Okabe Hiroshi	2756.18
3	Black	Win	Tada Ayako	2313.41
4	Black	Loss	Ishitani Shin-ichi	2455.66
5	Black	Loss	Ono Takayuki	2380.80
6th Tohoku Championship
Date	2014-04-20		Rating	2240.24
Round	Color	Result	Opponent
1	Black	Loss	Sato Kiyotomi	2468.91
2	Black	Loss	Gakumazawa Hideaki	2163.47
3	Black	Win	Miura Hitoshi	1802.92
4	White	Win	Kusajima Masato	2235.72
6	Black	Win	Hirono Masakazu	1991.36
7	Black	Loss	Okabe Hiroshi	2757.48
9th All Japan Championship
Date	2014-01-26		Rating	2232.53
Round	Color	Result	Opponent
1	White	Loss	Fukui Nobuhiro	2610.78
2	White	Loss	Kim Chang-Su	2069.53
3	Black	Win	Miyagawa Junzo	2201.17
4	Black	Loss	Kubo Izumi	2113.50
5	Black	Win	Maruyama Yasushi	2291.69
6	White	Loss	Nakayama Tomoharu	2673.61
11th Middle-dan players Tournament
Date	2013-08-17		Rating	2227.02
Round	Color	Result	Opponent
1	Black	Loss	Tamada Yoichi	2507.51
2	White	Win	Kubo Izumi	2093.90
3	Black	Win	Mano Yoshihisa	2314.53
4	Black	Draw	Nagao Noriaki	2376.84
5	Black	Loss	Nakayama Tomoharu	2651.71
6	Black	Win	Maruta Hiroki	2137.54
51 Meijinsen Qualification East-Japan area 1st round
Date	2013-06-16		Rating	2216.15
Round	Color	Result	Opponent
1	Black	Loss	Kudomi Takahiro	2403.33
2	Black	Loss	Mitsumori Masao	2334.19
3	Black	Loss	Ono Takayuki	2386.82
4	White	Loss	Isobe Taizan	2393.09
5th Tohoku Championship
Date	2013-04-14		Rating	2213.00
Round	Color	Result	Opponent
1	Black	Win	Nakamura Shigeru	2865.25
2	Black	Loss	Maruta Hiroki	2146.50
3	Black	Loss	Kudomi Takahiro	2417.74
4	Black	Loss	Hirono Masakazu	2011.52
5	Black	Win	Miura Hitoshi	1828.56
8th All Japan Championship
Date	2013-03-24		Rating	2213.15
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2733.06
2	White	Loss	Fujikawa Masaki	2029.99
3	Black	Win	Tomobe Katsuhiro	2163.35
4	White	Draw	Iwano Fumio	2171.41
5	Black	Loss	Nagao Noriaki	2389.09
6	Black	Win	Tada Ayako	2289.66
16th Mikami Cup Tournament
Date	2013-01-20		Rating	2214.16
Round	Color	Result	Opponent
S1	White	Loss	Isobe Taizan	2408.22
S3	Black	Loss	Mitsumori Masao	2344.02
S4	Black	Loss	Kudomi Takahiro	2421.90
S5	White	Loss	Nagao Noriaki	2391.94
10th Middle-dan players Tournament
Date	2012-08-26		Rating	2233.89
Round	Color	Result	Opponent
1	White	Loss	Nagao Noriaki	2394.25
2	Black	Win	Suzuki Junichiro	1919.79
3	White	Win	Kato Yasuhiro	2099.73
4	Black	Win	Miyagawa Junzo	2213.72
5	Black	Win	Kashihara Akihiko	2311.33
6	White	Loss	Ono Takayuki	2435.19
50 Meijinsen Qualification East-Japan area 2nd round
Date	2012-07-08		Rating	2234.94
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2884.83
2	White	Loss	Kudomi Takahiro	2425.57
3	Black	Loss	Ono Takayuki	2434.29
30th Aomori Championship
Date	2012-07-01		Rating	2235.49
Round	Color	Result	Opponent
1	White	Win	Yamamoto Yuuichi	1698.46
2	Black	Win	Miura Hitoshi	1902.60
3	Black	Win	Tanno Yoshitaka	2149.02
4	White	Win	Yamamoto Harue	1700.39
5	White	Win	Kim Chang-Su	2036.78
50 Meijinsen Qualification East-Japan area 1st round
Date	2012-06-03		Rating	2235.10
Round	Color	Result	Opponent
1	Black	Win	Isobe Taizan	2409.78
2	White	Win	Ono Takayuki	2431.08
3	Black	Loss	Kudomi Takahiro	2428.31
4	Black	Win	Iwano Fumio	2133.95
4th Tohoku Championship
Date	2012-04-08		Rating	2224.36
Round	Color	Result	Opponent
1	Black	Loss	Sato Kiyotomi	2399.27
2	White	Win	Suzuki Junichiro	1936.90
3	Black	Win	Maruta Koji	2125.60
4	Black	Win	Hirono Masakazu	1998.66
5	White	Draw	Gakumazawa Hideaki	2121.31
15th Mikami Cup Tournament
Date	2012-03-11		Rating	2217.98
Round	Color	Result	Opponent
S1	Black	Loss	Nakamura Shigeru	2879.54
S2	White	Loss	Isobe Taizan	2421.99
S3	Black	Loss	Kudomi Takahiro	2427.39
S4	Black	Win	Tadokoro Hosai	1859.62
S5	White	Loss	Oosumi Yuuki	2793.82
7th All Japan Championship
Date	2012-01-29		Rating	2210.33
Round	Color	Result	Opponent
1	Black	Loss	Nakayama Tomoharu	2603.93
2	Black	Win	Matsuoka Teruo	2007.23
3	Black	Loss	Mitsumori Masao	2370.81
4	White	Win	Fujikawa Masaki	2073.96
5	Black	Loss	Kamiya Shunsuke	2460.27
6	White	Win	Kato Yasuhiro	2072.03
12 Kanto Renju Emperor Tournament 1st round
Date	2011-10-23		Rating	2189.31
Round	Color	Result	Opponent
1	Black	Loss	Mitsumori Masao	2364.30
2	White	Loss	Fukui Nobuhiro	2473.13
3	White	Win	Suzuki Rin	1991.40
4	Black	Win	Kato Yasuhiro	2072.95
51 Suiseisen Tournament
Date	2011-09-11		Rating	2179.59
Round	Color	Result	Opponent
1	White	Loss	Tada Ayako	2248.99
2	White	Win	Iwano Fumio	2122.64
3	Black	Loss	Maruta Hiroki	2095.49
4	White	Win	Suzuki Rin	1988.98
3rd Tohoku Championship
Date	2011-02-27		Rating	2141.92
Round	Color	Result	Opponent
2	White	Loss	Tamada Yoichi	2514.66
3	Black	Win	Hirono Masakazu	1986.16
4	Black	Loss	Ishitani Shin-ichi	2392.92
5	Black	Win	Tanno Yoshitaka	2101.41
14th Mikami Cup Tournament
Date	2011-01-30		Rating	2135.18
Round	Color	Result	Opponent
A1	White	Loss	Nakayama Tomoharu	2535.92
A2	Black	Loss	Suzuki Rin	1995.27
A3	Black	Win	Kon Akira	2000.36
A4	White	Loss	Fujikawa Masaki	2095.44
A5	Black	Win	Omata Mitsuo	1708.54
11 Kanto Renju Emperor Tournament 1st round
Date	2010-10-31		Rating	2122.83
Round	Color	Result	Opponent
1	Black	Loss	Kamiya Shunsuke	2369.20
2	White	Loss	Shimoyama Takuma	2241.14
3	White	Loss	Tada Ayako	2203.11
4	Black	Loss	Suzuki Rin	1989.19
5th All Japan Championship
Date	2010-03-21		Rating	2132.26
Round	Color	Result	Opponent
1	White	Loss	Okabe Hiroshi	2701.79
2	White	Draw	Kusajima Masato	2169.29
3	Black	Win	Mitsumori Masao	2292.48
4	Black	Win	Miyoshi Takeo	2111.45
5	White	Loss	Nagao Noriaki	2373.17
6	Black	Loss	Nakayama Tomoharu	2434.87
2nd Tohoku Championship
Date	2010-03-14		Rating	2131.90
Round	Color	Result	Opponent
1	Black	Win	Sato Kiyotomi	2418.44
2	Black	Loss	Kusajima Masato	2169.93
3	Black	Loss	Seiryu Masanori	1987.47
4	Black	Loss	Gakumazawa Hideaki	2130.32
5	Black	Win	Sato Ryota	1498.39
13th Mikami Cup Tournament
Date	2010-01-31		Rating	2133.32
Round	Color	Result	Opponent
A1	White	Loss	Matsuoka Teruo	1966.36
A2	Black	Win	Kon Akira	1972.66
A3	Black	Win	Tanji Hiroki	2057.08
A4	White	Win	Kimura Kenichiro	2197.54
A5	White	Loss	Tamada Yoichi	2435.54
8th Middle-dan Players Tournament
Date	2009-08-30		Rating	2131.80
Round	Color	Result	Opponent
1	White	Loss	Gakumazawa Hideaki	2139.04
2	Black	Win	Yamamoto Yasuhiro	2148.08
3	White	Win	Kato Yasuhiro	2049.57
4	White	Loss	Ono Takayuki	2403.12
5	Black	Win	Miyagawa Junzo	2202.40
6	Black	Loss	Sato Kiyotomi	2434.27
4th All Japan Championship
Date	2009-03-21		Rating	2117.69
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2611.90
2	Black	Win	Kuramoto Hideharu	1899.02
3	White	Loss	Sato Kiyotomi	2449.70
4	Black	Loss	Maruta Hiroki	2092.84
5	Black	Win	Kato Yasuhiro	2015.62
6	Black	Loss	Miyoshi Takeo	2211.31
1st Tohoku Championship
Date	2009-02-22		Rating	2116.87
Round	Color	Result	Opponent
1	Black	Loss	Ishitani Shin-ichi	2391.47
3	Black	Win	Sato Ryota	1525.52
4	Black	Win	Miura Hitoshi	1937.03
5	White	Loss	Sato Kiyotomi	2452.10
12th Mikami Cup Tournament
Date	2009-01-18		Rating	2115.81
Round	Color	Result	Opponent
A1	Black	Win	Matsuoka Teruo	1902.80
A2	White	Win	Iwano Fumio	2168.31
A3	White	Loss	Gakumazawa Hideaki	2174.58
A4	Black	Loss	Fujikawa Masaki	2080.34
A5	Black	Win	Maruta Hiroki	2082.12
9th Kanto Renju Emperor Tournament, 1st round
Date	2008-10-26		Rating	2110.61
Round	Color	Result	Opponent
1	White	Win	Kasai Takayuki	1833.42
2	Black	Loss	Ishitani Shin-ichi	2397.10
3	Black	Loss	Watanabe Tatsuya	2175.35
4	White	Win	Tada Ayako	2006.46
7th 6-7 dan Tournament
Date	2008-09-28		Rating	2109.02
Round	Color	Result	Opponent
1	White	Loss	Tamura Kazumasa	2470.95
2	White	Win	Kato Yasuhiro	1997.38
3	White	Win	Gakumazawa Hideaki	2178.61
4	Black	Loss	Ono Takayuki	2409.81
5	Black	Loss	Tanno Yoshitaka	2118.68
25th Kanto Championship
Date	2008-05-18		Rating	2098.56
Round	Color	Result	Opponent
1	Black	Loss	Isobe Taizan	2425.28
2	Black	Win	Fujikawa Masaki	2093.94
3	Black	Draw	Kubo Izumi	2101.69
4	White	Loss	Maruta Koji	2092.39
5	Black	Loss	Iwano Fumio	2183.80
25th Kanto Shineisen Tournament
Date	2008-04-13		Rating	2097.84
Round	Color	Result	Opponent
1	White	Loss	Tamada Yoichi	2213.50
2	Black	Win	Watanabe Yoko	2055.28
3	Black	Win	Matsuoka Teruo	1878.51
4	White	Win	Watanabe Tatsuya	2156.25
5	Black	Loss	Fujikawa Masaki	2103.87
11th Mikami Cup Tournament, A-Class
Date	2008-01-20		Rating	2092.27
Round	Color	Result	Opponent
1	White	Win	Fujikawa Masaki	2111.07
2	White	Loss	Tamada Yoichi	2190.27
3	White	Win	Matsuoka Teruo	1876.08
4	Black	Loss	Tanizaki Ryusuke	2124.81
4	White	Loss	Takeuchi Shunsuke	1948.56
10th Mikami Cup Tournament, A-class
Date	2007-01-28		Rating	2098.78
Round	Color	Result	Opponent
1	Black	Win	Tanizaki Ryusuke	2129.98
2	Black	Loss	Fujikawa Masaki	2092.49
3	Black	Win	Oonuma Nobuhiro	1833.17
4	White	Win	Kato Yasuhiro	1979.63
5	White	Loss	Koyama Jun	2365.49
9th Mikami Cup - A Class
Date	2006-01-29		Rating	2090.39
Round	Color	Result	Opponent
1	White	Win	Kamemoto Daichi	2185.00
2	Black	Loss	Itami Yoshiyuki	2169.23
3	White	Win	Ozawa Tetsushi	2015.60
4	Black	Loss	Watanabe Tatsuya	2133.73
5	White	Loss	Tomobe Katsuhiro	2092.33
45th Suisei-sen Tournament
Date	2005-03-20		Rating	2093.51
Round	Color	Result	Opponent
1	Black	Loss	Ishizaki Masatoshi	1923.74
2	Black	Win	Nakata Shinsuke	1934.03
3	White	Win	Kamemoto Daichi	2113.77
4	White	Loss	Koyama Jun	2269.19
5th 6-7 dan Tournament
Date	2004-12-05		Rating	2096.63
Round	Color	Result	Opponent
1	Black	Loss	Arita Nobuyoshi	2281.09
2	Black	Win	Tadokoro Hosai	1926.75
3	Black	Win	Miyagawa Junzo	2256.00
4	White	Loss	Sato Kiyotomi	2368.35
5	White	Win	Yamamoto Yasuhiro	2046.29
6	White	Loss	Kudomi Takahiro	2331.55