Koiso Shigemasa (小磯重正)

Place: Omihachiman, Japan

Rating: 2084.34, Std: 264.00, Rank: -

First game: 1994-08-07, Last game: 2019-05-19

Top rating: 2218.33 (2005-05-08)

Games: 143, Wins: 51, Draws: 10, Losses: 82

Gy1: 0, Gy2: 0, Gy5: 0

57 Meijinsen Qualification Kansai area 1st round
Date	2019-05-19		Rating	2084.34
Round	Color	Result	Opponent
2	White	Loss	Hayashi Shoichi	2169.29
3	Black	Win	Sakamoto Suzan	2267.58
4	Black	Loss	Hata Masayuki	2176.48
55 Meijinsen Qualification Kansai area 1st round
Date	2017-05-21		Rating	2085.06
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2275.67
2	Black	Loss	Matsui Tsunehiro	2194.25
3	Black	Loss	Kashihara Akihiko	2329.33
4	Black	Loss	Nishida Toshio	2092.32
53 Meijinsen Qualification Kansai area 2nd round
Date	2015-06-21		Rating	2185.64
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2670.69
2	White	Loss	Kawamura Norihiko	2642.85
3	Black	Loss	Iio Yoshihiro	2528.92
53 Meijinsen Qualification Kansai area 1st round
Date	2015-05-17		Rating	2191.63
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Suzan	2282.49
2	Black	Win	Miyagawa Junzo	2247.33
3	White	Loss	Kawamura Norihiko	2645.03
4	Black	Win	Tachi Masaya	2483.93
52 Meijinsen Qualification Kansai area 1st round
Date	2014-05-18		Rating	2173.75
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2541.62
2	Black	Loss	Sakamoto Suzan	2306.92
3	White	Win	Kon Akira	1987.51
4	Black	Draw	Miyagawa Junzo	2212.38
51 Meijinsen Qualification Kansai area 1st round
Date	2013-05-19		Rating	2160.49
Round	Color	Result	Opponent
1	White	Loss	Kubo Izumi	2093.51
3	White	Loss	Kon Akira	1987.50
4	Black	Win	Sakamoto Suzan	2299.40
5	White	Loss	Iio Yoshihiro	2493.24
8th Kansai Championship 1st round
Date	2012-10-08		Rating	2171.30
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2587.25
2	Black	Win	Kon Akira	1993.14
3	Black	Loss	Miyagawa Junzo	2217.50
4	Black	Loss	Iio Yoshihiro	2472.54
5	White	Win	Takahashi Roi	2174.83
50 Meijinsen Qualification Kansai area 1st round
Date	2012-05-20		Rating	2176.54
Round	Color	Result	Opponent
1	Black	Loss	Kise Katsumi	2551.34
3	White	Win	Kon Akira	2008.01
4	Black	Loss	Sakamoto Suzan	2340.70
5	White	Win	Kubo Izumi	2089.27
7th Kansai Championship 1st round
Date	2011-10-23		Rating	2178.09
Round	Color	Result	Opponent
3	Black	Win	Kon Akira	2019.59
4	White	Win	Hata Masayuki	2233.56
5	Black	Loss	Sakamoto Suzan	2358.83
6th All Japan Championship
Date	2011-03-27		Rating	2165.53
Round	Color	Result	Opponent
1	Black	Loss	Hasegawa Kazuto	2598.10
2	Black	Win	Miyagawa Sou	2119.62
3	White	Loss	Oosumi Yuuki	2741.10
4	Black	Loss	Ozawa Tetsushi	2095.82
5	White	Loss	Kawano Takahisa	2353.08
6	Black	Loss	Miyagawa Junzo	2219.76
48th Meijinsen Tournament
Date	2010-09-20		Rating	2174.18
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2698.46
2	White	Loss	Oosumi Yuuki	2704.63
3	Black	Win	Sakamoto Suzan	2351.37
4	White	Loss	Tamada Yoichi	2499.28
5	Black	Loss	Yamaguchi Yusui	2592.58
6	White	Loss	Matsuura Hiroshi	2393.27
7	White	Loss	Kawano Takahisa	2322.95
8	Black	Loss	Iio Yoshihiro	2531.33
9	Black	Loss	Ishitani Shin-ichi	2392.68
Meijinsen Qualification Kansai area 2nd round
Date	2010-06-20		Rating	2182.77
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2351.20
2	Black	Win	Takagawa Teiji	2187.40
3	White	Win	Ozawa Tetsushi	2081.39
Meijinsen Qualification Kansai area
Date	2010-05-16		Rating	2183.74
Round	Color	Result	Opponent
1	Black	Win	Kubo Izumi	2105.68
2	Black	Loss	Sakamoto Suzan	2350.25
3	Black	Loss	Yasumoto Yoshinobu	1986.92
4	White	Win	Hata Masayuki	2143.34
5	Black	Win	Miyagawa Junzo	2205.31
5th Kansai Championship 2nd round
Date	2009-11-15		Rating	2182.16
Round	Color	Result	Opponent
1	White	Win	Iio Yoshihiro	2521.80
2	Black	Loss	Miyagawa Junzo	2200.79
3	Black	Win	Hata Masayuki	2160.48
4	Black	Loss	Sagara Takashi	2488.72
47th Meijinsen Qualification Kansai area 1st round
Date	2009-05-10		Rating	2165.28
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2116.38
2	White	Loss	Hata Masayuki	2193.09
3	Black	Win	Kon Akira	1962.89
4	Black	Loss	Sakamoto Suzan	2300.40
5	Black	Loss	Miyagawa Junzo	2201.09
4th Kansai Championship, 2nd round
Date	2008-11-16		Rating	2160.46
Round	Color	Result	Opponent
1	Black	Win	Kon Akira	1948.85
2	Black	Loss	Tamura Kazumasa	2485.44
3	Black	Loss	Takashima Junya	2529.53
4	White	Loss	Hata Masayuki	2239.90
46th Meijinsen Qualification Kansai area 1st round
Date	2008-05-11		Rating	2163.64
Round	Color	Result	Opponent
1	White	Loss	Sakamoto Suzan	2280.63
2	White	Win	Kon Akira	1940.05
3	Black	Loss	Tamura Kazumasa	2426.59
4	White	Loss	Matsui Tsunehiro	2181.95
5	Black	Win	Miyagawa Junzo	2256.91
3 Kansai Championship 2nd round
Date	2007-10-21		Rating	2170.31
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Suzan	2266.08
2	Black	Loss	Oosumi Yuuki	2559.31
3	White	Loss	Miyagawa Junzo	2267.43
4	Black	Win	Ozawa Tetsushi	2029.28
45th Meijinsen Qualification Kansai area - 1st round
Date	2007-05-13		Rating	2166.98
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2221.55
2	Black	Loss	Takagawa Teiji	2262.05
3	Black	Loss	Miyagawa Junzo	2271.85
4	Black	Draw	Yasumoto Yoshinobu	2032.48
2nd Kansai Championship 2nd round
Date	2006-10-15		Rating	2170.26
Round	Color	Result	Opponent
1	Black	Win	Okuda Shingo	1956.10
2	Black	Loss	Sagara Takashi	2505.13
3	Black	Loss	Sakamoto Suzan	2285.05
4	White	Loss	Oosumi Yuuki	2465.44
Meijin-sen Qual, Kansai area 1st round
Date	2006-05-14		Rating	2179.45
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Sou	2156.76
2	Black	Loss	Takagawa Teiji	2303.35
3	Black	Loss	Hata Masayuki	2227.34
4	Black	Loss	Sakamoto Suzan	2285.35
1st Kansai Championship 2nd round
Date	2005-10-16		Rating	2207.02
Round	Color	Result	Opponent
1	Black	Win	Doi Manabu	2100.35
2	White	Loss	Takashima Junya	2515.16
3	Black	Win	Hata Masayuki	2211.53
4	White	Loss	Sagara Takashi	2491.85
43rd Meijinsen Qualification: Kansai area 1st round
Date	2005-05-08		Rating	2218.33
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Junzo	2250.17
2	Black	Loss	Oosumi Yuuki	2375.28
3	Black	Win	Matsui Tsunehiro	2166.75
4	Black	Win	Yasumoto Yoshinobu	2033.44
42nd Meijinsen Qualification: Kansai area 2nd round
Date	2004-06-13		Rating	2207.07
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2297.66
2	Black	Loss	Takagawa Teiji	2335.88
3	White	Loss	Ooi Kozo	2350.59
42nd Meijinsen Qualification: Kansai area 1st round
Date	2004-05-16		Rating	2209.22
Round	Color	Result	Opponent
1	White	Win	Tamura Kazumasa	2319.33
2	Black	Win	Sakamoto Suzan	2295.00
3	White	Win	Adachi Yasuhiro	2048.78
4	White	Loss	Ooi Kozo	2354.05
41st Meijinsen Qualification: Kansai area - 1st Round
Date	2003-05-18		Rating	2186.40
Round	Color	Result	Opponent
1	White	Win	Nakajima Mitsuo	1835.53
2	Black	Win	Adachi Yasuhiro	2030.95
3	Black	Loss	Miyagawa Junzo	2267.99
4	Black	Loss	Sakamoto Suzan	2257.98
40th Meijinsen Qualification: Kansai area 1st-Round
Date	2002-05-19		Rating	2178.78
Round	Color	Result	Opponent
1	Black	Draw	Miyagawa Sou	2056.03
2	Black	Win	Iwata Akihisa	2185.56
3	Black	Loss	Miyagawa Junzo	2246.04
4	White	Win	Takashima Junya	2298.71
World Championship 2001, BT
Date	2001-08-12		Rating	2154.20
Round	Color	Result	Opponent
1	Black	Loss	Tadokoro Hosai	1999.69
3	White	Win	Dzainukov Eldar	2014.45
4	Black	Loss	Tatsutomi Hiroyuki	2279.35
5	White	Draw	Samotsvetov Igor	2109.39
6	Black	Loss	Makarov Pavel	2493.09
7	White	Draw	Nosovsky Alexander	2173.14
8	White	Win	Chen Wei-Han	2110.22
Japan WC Qualification tournament 2001
Date	2001-03-24		Rating	2148.89
Round	Color	Result	Opponent
1	Black	Loss	Nara Hideki	2558.85
2	Black	Win	Kuramoto Hideharu	1786.74
3	White	Draw	Isobe Taizan	2443.33
4	White	Loss	Miyagawa Junzo	2208.33
5	Black	Draw	Okabe Hiroshi	2334.45
6	Black	Win	Miyoshi Takeo	2189.25
7	Black	Loss	Kusajima Masato	2388.94
32-nd Kyoto Classified - Special class
Date	2000-11-12		Rating	2135.78
Round	Color	Result	Opponent
1	Black	Loss	Miyoshi Takeo	2193.52
2	Black	Loss	Hasegawa Kazuto	2561.24
3	Black	Win	Sakamoto Suzan	2181.72
4	White	Loss	Iio Yoshihiro	2372.93
5	Black	Win	Hayakawa Yoshimi	2422.46
38th Meijinsen Qualification: Kansai area 1st Round
Date	2000-05-21		Rating	2104.71
Round	Color	Result	Opponent
1	White	Draw	Kitamoto Kenji	1938.75
2	Black	Loss	Matsui Tsunehiro	2218.89
3	White	Loss	Tatsutomi Hiroyuki	2242.27
4	Black	Loss	Funamoto Tadashi	1916.51
Kyoto - 1200
Date	1994-08-07		Rating	2110.40
Round	Color	Result	Opponent
1	White	Loss	Kawamura Norihiko	2555.39
2	Black	Draw	Ooi Kozo	2259.87
3	White	Win	Mitsuyama M	1892.41
4	Black	Draw	Jonsson Peter	2096.40
6	White	Win	Doi Manabu	2129.74
7	Black	Loss	Arai Yutaka	2261.40