Koiso Shigemasa (小磯重正)

Place: Omihachiman, Japan

Rating: 2074.01, Std: 235.44, Rank: -

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

Top rating: 2221.47 (2005-05-08)

Games: 143, Wins: 52, Draws: 10, Losses: 81

Gy1: 0, Gy2: 0, Gy5: 0

57 Meijinsen Qualification Kansai area 1st round
Date	2019-05-19		Rating	2074.01
Round	Color	Result	Opponent
2	White	Loss	Hayashi Shoichi	2155.50
3	Black	Win	Sakamoto Suzan	2254.27
4	Black	Loss	Hata Masayuki	2159.12
55 Meijinsen Qualification Kansai area 1st round
Date	2017-05-21		Rating	2076.14
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2265.57
2	Black	Loss	Matsui Tsunehiro	2182.34
3	Black	Loss	Kashihara Akihiko	2320.23
4	Black	Loss	Nishida Toshio	2082.83
53 Meijinsen Qualification Kansai area 2nd round
Date	2015-06-21		Rating	2178.57
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2663.55
2	White	Loss	Kawamura Norihiko	2636.08
3	Black	Loss	Iio Yoshihiro	2521.88
53 Meijinsen Qualification Kansai area 1st round
Date	2015-05-17		Rating	2184.65
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Suzan	2275.11
2	Black	Win	Miyagawa Junzo	2240.90
3	White	Loss	Kawamura Norihiko	2638.32
4	Black	Win	Tachi Masaya	2476.63
52 Meijinsen Qualification Kansai area 1st round
Date	2014-05-18		Rating	2167.72
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2535.75
2	Black	Loss	Sakamoto Suzan	2300.70
3	White	Win	Kon Akira	1981.81
4	Black	Draw	Miyagawa Junzo	2206.59
51 Meijinsen Qualification Kansai area 1st round
Date	2013-05-19		Rating	2155.39
Round	Color	Result	Opponent
1	White	Loss	Kubo Izumi	2088.42
3	White	Loss	Kon Akira	1982.55
4	Black	Win	Sakamoto Suzan	2294.31
5	White	Loss	Iio Yoshihiro	2488.34
8th Kansai Championship 1st round
Date	2012-10-08		Rating	2166.75
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2582.69
2	Black	Win	Kon Akira	1988.66
3	Black	Loss	Miyagawa Junzo	2213.01
4	Black	Loss	Iio Yoshihiro	2468.32
5	White	Win	Takahashi Roi	2170.26
50 Meijinsen Qualification Kansai area 1st round
Date	2012-05-20		Rating	2172.34
Round	Color	Result	Opponent
1	Black	Loss	Kise Katsumi	2547.15
3	White	Win	Kon Akira	2003.83
4	Black	Loss	Sakamoto Suzan	2336.74
5	White	Win	Kubo Izumi	2084.95
7th Kansai Championship 1st round
Date	2011-10-23		Rating	2174.40
Round	Color	Result	Opponent
3	Black	Win	Kon Akira	2015.84
4	White	Win	Hata Masayuki	2229.90
5	Black	Loss	Sakamoto Suzan	2355.48
6th All Japan Championship
Date	2011-03-27		Rating	2162.35
Round	Color	Result	Opponent
1	Black	Loss	Hasegawa Kazuto	2594.31
2	Black	Win	Miyagawa Sou	2117.02
3	White	Loss	Oosumi Yuuki	2737.04
4	Black	Loss	Ozawa Tetsushi	2092.50
5	White	Loss	Kawano Takahisa	2348.75
6	Black	Loss	Miyagawa Junzo	2216.45
48th Meijinsen Tournament
Date	2010-09-20		Rating	2171.47
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2694.22
2	White	Loss	Oosumi Yuuki	2701.15
3	Black	Win	Sakamoto Suzan	2349.19
4	White	Loss	Tamada Yoichi	2496.16
5	Black	Loss	Yamaguchi Yusui	2589.58
6	White	Loss	Matsuura Hiroshi	2389.87
7	White	Loss	Kawano Takahisa	2318.91
8	Black	Loss	Iio Yoshihiro	2528.12
9	Black	Loss	Ishitani Shin-ichi	2389.26
Meijinsen Qualification Kansai area 2nd round
Date	2010-06-20		Rating	2180.34
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2349.41
2	Black	Win	Takagawa Teiji	2185.13
3	White	Win	Ozawa Tetsushi	2078.59
Meijinsen Qualification Kansai area
Date	2010-05-16		Rating	2181.41
Round	Color	Result	Opponent
1	Black	Win	Kubo Izumi	2102.92
2	Black	Loss	Sakamoto Suzan	2348.61
3	Black	Loss	Yasumoto Yoshinobu	1984.84
4	White	Win	Hata Masayuki	2140.88
5	Black	Win	Miyagawa Junzo	2202.74
5th Kansai Championship 2nd round
Date	2009-11-15		Rating	2180.36
Round	Color	Result	Opponent
1	White	Win	Iio Yoshihiro	2519.16
2	Black	Loss	Miyagawa Junzo	2198.62
3	Black	Win	Hata Masayuki	2158.47
4	Black	Loss	Sagara Takashi	2487.10
47th Meijinsen Qualification Kansai area 1st round
Date	2009-05-10		Rating	2164.06
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2114.10
2	White	Loss	Hata Masayuki	2191.55
3	Black	Win	Kon Akira	1960.71
4	Black	Loss	Sakamoto Suzan	2301.35
5	Black	Loss	Miyagawa Junzo	2199.39
4th Kansai Championship, 2nd round
Date	2008-11-16		Rating	2159.78
Round	Color	Result	Opponent
1	Black	Win	Kon Akira	1946.92
2	Black	Loss	Tamura Kazumasa	2484.09
3	Black	Loss	Takashima Junya	2533.97
4	White	Loss	Hata Masayuki	2238.73
46th Meijinsen Qualification Kansai area 1st round
Date	2008-05-11		Rating	2163.55
Round	Color	Result	Opponent
1	White	Loss	Sakamoto Suzan	2287.15
2	White	Win	Kon Akira	1938.29
3	Black	Loss	Tamura Kazumasa	2425.36
4	White	Loss	Matsui Tsunehiro	2180.50
5	Black	Win	Miyagawa Junzo	2256.04
3 Kansai Championship 2nd round
Date	2007-10-21		Rating	2170.79
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Suzan	2277.68
2	Black	Loss	Oosumi Yuuki	2557.10
3	White	Loss	Miyagawa Junzo	2266.54
4	Black	Win	Ozawa Tetsushi	2027.95
45th Meijinsen Qualification Kansai area - 1st round
Date	2007-05-13		Rating	2167.74
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2221.40
2	Black	Loss	Takagawa Teiji	2261.36
3	Black	Loss	Miyagawa Junzo	2270.86
4	Black	Draw	Yasumoto Yoshinobu	2031.96
2nd Kansai Championship 2nd round
Date	2006-10-15		Rating	2171.55
Round	Color	Result	Opponent
1	Black	Win	Okuda Shingo	1954.78
2	Black	Loss	Sagara Takashi	2504.06
3	Black	Loss	Sakamoto Suzan	2290.94
4	White	Loss	Oosumi Yuuki	2463.73
Meijin-sen Qual, Kansai area 1st round
Date	2006-05-14		Rating	2181.14
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Sou	2155.81
2	Black	Loss	Takagawa Teiji	2302.67
3	Black	Loss	Hata Masayuki	2227.33
4	Black	Loss	Sakamoto Suzan	2289.47
1st Kansai Championship 2nd round
Date	2005-10-16		Rating	2209.40
Round	Color	Result	Opponent
1	Black	Win	Doi Manabu	2099.44
2	White	Loss	Takashima Junya	2513.80
3	Black	Win	Hata Masayuki	2211.69
4	White	Loss	Sagara Takashi	2490.64
43rd Meijinsen Qualification: Kansai area 1st round
Date	2005-05-08		Rating	2221.47
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Junzo	2249.14
2	Black	Loss	Oosumi Yuuki	2373.67
3	Black	Win	Matsui Tsunehiro	2166.00
4	Black	Win	Yasumoto Yoshinobu	2032.89
42nd Meijinsen Qualification: Kansai area 2nd round
Date	2004-06-13		Rating	2212.53
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2297.92
2	Black	Loss	Takagawa Teiji	2334.43
3	White	Loss	Ooi Kozo	2349.41
42nd Meijinsen Qualification: Kansai area 1st round
Date	2004-05-16		Rating	2214.95
Round	Color	Result	Opponent
1	White	Win	Tamura Kazumasa	2317.77
2	Black	Win	Sakamoto Suzan	2295.22
3	White	Win	Adachi Yasuhiro	2047.76
4	White	Loss	Ooi Kozo	2352.87
41st Meijinsen Qualification: Kansai area - 1st Round
Date	2003-05-18		Rating	2197.02
Round	Color	Result	Opponent
1	White	Win	Nakajima Mitsuo	1836.25
2	Black	Win	Adachi Yasuhiro	2029.40
3	Black	Loss	Miyagawa Junzo	2268.62
4	Black	Loss	Sakamoto Suzan	2257.53
40th Meijinsen Qualification: Kansai area 1st-Round
Date	2002-05-19		Rating	2196.27
Round	Color	Result	Opponent
1	Black	Draw	Miyagawa Sou	2055.87
2	Black	Win	Iwata Akihisa	2184.43
3	Black	Loss	Miyagawa Junzo	2250.13
4	White	Win	Takashima Junya	2297.98
World Championship 2001, BT
Date	2001-08-12		Rating	2179.82
Round	Color	Result	Opponent
1	Black	Loss	Tadokoro Hosai	2001.52
3	White	Win	Dzainukov Eldar	2014.83
4	Black	Win	Tatsutomi Hiroyuki	2218.11
5	White	Draw	Samotsvetov Igor	2104.12
6	Black	Loss	Makarov Pavel	2488.87
7	White	Draw	Nosovsky Alexander	2135.46
8	White	Win	Chen Wei-Han	2110.95
Japan WC Qualification tournament
Date	2001-03-24		Rating	2168.64
Round	Color	Result	Opponent
1	White	Loss	Nara Hideki	2555.77
2	Black	Win	Kuramoto Hideharu	1785.07
3	White	Draw	Isobe Taizan	2441.60
4	Black	Loss	Miyagawa Junzo	2219.94
5	Black	Draw	Okabe Hiroshi	2333.48
6	White	Win	Miyoshi Takeo	2190.40
7	White	Loss	Kusajima Masato	2384.68
32-nd Kyoto Classified - Special class
Date	2000-11-12		Rating	2151.85
Round	Color	Result	Opponent
1	Black	Loss	Miyoshi Takeo	2196.75
2	Black	Loss	Hasegawa Kazuto	2557.97
3	Black	Win	Sakamoto Suzan	2180.46
4	White	Loss	Iio Yoshihiro	2367.42
5	Black	Win	Hayakawa Yoshimi	2417.54
38th Meijinsen Qualification: Kansai area 1st Round
Date	2000-05-21		Rating	2117.63
Round	Color	Result	Opponent
1	White	Draw	Kitamoto Kenji	1938.58
2	Black	Loss	Matsui Tsunehiro	2218.20
3	White	Loss	Tatsutomi Hiroyuki	2198.66
4	Black	Loss	Funamoto Tadashi	1917.10
Kyoto - 1200
Date	1994-08-07		Rating	2113.40
Round	Color	Result	Opponent
1	White	Loss	Kawamura Norihiko	2553.31
2	Black	Draw	Ooi Kozo	2256.51
3	White	Win	Mitsuyama M	1891.74
4	Black	Draw	Jonsson Peter	2093.33
6	White	Win	Doi Manabu	2126.91
7	Black	Loss	Arai Yutaka	2259.61