Koiso Shigemasa (小磯重正)

Place: Omihachiman, Japan

Rating: 2076.10, Std: 237.99, Rank: -

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

Top rating: 2221.92 (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	2076.10
Round	Color	Result	Opponent
2	White	Loss	Hayashi Shoichi	2158.76
3	Black	Win	Sakamoto Suzan	2257.04
4	Black	Loss	Hata Masayuki	2162.39
55 Meijinsen Qualification Kansai area 1st round
Date	2017-05-21		Rating	2077.91
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2267.51
2	Black	Loss	Matsui Tsunehiro	2184.85
3	Black	Loss	Kashihara Akihiko	2322.12
4	Black	Loss	Nishida Toshio	2084.62
53 Meijinsen Qualification Kansai area 2nd round
Date	2015-06-21		Rating	2179.93
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2664.82
2	White	Loss	Kawamura Norihiko	2637.36
3	Black	Loss	Iio Yoshihiro	2523.13
53 Meijinsen Qualification Kansai area 1st round
Date	2015-05-17		Rating	2185.99
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Suzan	2276.46
2	Black	Win	Miyagawa Junzo	2242.05
3	White	Loss	Kawamura Norihiko	2639.58
4	Black	Win	Tachi Masaya	2477.90
52 Meijinsen Qualification Kansai area 1st round
Date	2014-05-18		Rating	2168.87
Round	Color	Result	Opponent
1	Black	Loss	Iio Yoshihiro	2536.79
2	Black	Loss	Sakamoto Suzan	2301.83
3	White	Win	Kon Akira	1982.72
4	Black	Draw	Miyagawa Junzo	2207.62
51 Meijinsen Qualification Kansai area 1st round
Date	2013-05-19		Rating	2156.37
Round	Color	Result	Opponent
1	White	Loss	Kubo Izumi	2089.34
3	White	Loss	Kon Akira	1983.36
4	Black	Win	Sakamoto Suzan	2295.27
5	White	Loss	Iio Yoshihiro	2489.23
8th Kansai Championship 1st round
Date	2012-10-08		Rating	2167.63
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2583.50
2	Black	Win	Kon Akira	1989.43
3	Black	Loss	Miyagawa Junzo	2213.81
4	Black	Loss	Iio Yoshihiro	2469.12
5	White	Win	Takahashi Roi	2171.03
50 Meijinsen Qualification Kansai area 1st round
Date	2012-05-20		Rating	2173.17
Round	Color	Result	Opponent
1	Black	Loss	Kise Katsumi	2547.82
3	White	Win	Kon Akira	2004.57
4	Black	Loss	Sakamoto Suzan	2337.55
5	White	Win	Kubo Izumi	2085.74
7th Kansai Championship 1st round
Date	2011-10-23		Rating	2175.16
Round	Color	Result	Opponent
3	Black	Win	Kon Akira	2016.52
4	White	Win	Hata Masayuki	2230.64
5	Black	Loss	Sakamoto Suzan	2356.21
6th All Japan Championship
Date	2011-03-27		Rating	2163.03
Round	Color	Result	Opponent
1	Black	Loss	Hasegawa Kazuto	2594.95
2	Black	Win	Miyagawa Sou	2117.57
3	White	Loss	Oosumi Yuuki	2737.67
4	Black	Loss	Ozawa Tetsushi	2093.12
5	White	Loss	Kawano Takahisa	2349.25
6	Black	Loss	Miyagawa Junzo	2217.10
48th Meijinsen Tournament
Date	2010-09-20		Rating	2172.11
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2694.79
2	White	Loss	Oosumi Yuuki	2701.73
3	Black	Win	Sakamoto Suzan	2349.80
4	White	Loss	Tamada Yoichi	2496.74
5	Black	Loss	Yamaguchi Yusui	2590.16
6	White	Loss	Matsuura Hiroshi	2390.40
7	White	Loss	Kawano Takahisa	2319.38
8	Black	Loss	Iio Yoshihiro	2528.68
9	Black	Loss	Ishitani Shin-ichi	2389.83
Meijinsen Qualification Kansai area 2nd round
Date	2010-06-20		Rating	2180.96
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2350.01
2	Black	Win	Takagawa Teiji	2185.78
3	White	Win	Ozawa Tetsushi	2079.14
Meijinsen Qualification Kansai area
Date	2010-05-16		Rating	2182.03
Round	Color	Result	Opponent
1	Black	Win	Kubo Izumi	2103.50
2	Black	Loss	Sakamoto Suzan	2349.20
3	Black	Loss	Yasumoto Yoshinobu	1985.38
4	White	Win	Hata Masayuki	2141.48
5	Black	Win	Miyagawa Junzo	2203.32
5th Kansai Championship 2nd round
Date	2009-11-15		Rating	2180.94
Round	Color	Result	Opponent
1	White	Win	Iio Yoshihiro	2519.68
2	Black	Loss	Miyagawa Junzo	2199.17
3	Black	Win	Hata Masayuki	2159.04
4	Black	Loss	Sagara Takashi	2487.67
47th Meijinsen Qualification Kansai area 1st round
Date	2009-05-10		Rating	2164.60
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2114.60
2	White	Loss	Hata Masayuki	2192.08
3	Black	Win	Kon Akira	1961.18
4	Black	Loss	Sakamoto Suzan	2301.86
5	Black	Loss	Miyagawa Junzo	2199.90
4th Kansai Championship, 2nd round
Date	2008-11-16		Rating	2160.31
Round	Color	Result	Opponent
1	Black	Win	Kon Akira	1947.35
2	Black	Loss	Tamura Kazumasa	2484.55
3	Black	Loss	Takashima Junya	2534.37
4	White	Loss	Hata Masayuki	2239.23
46th Meijinsen Qualification Kansai area 1st round
Date	2008-05-11		Rating	2164.05
Round	Color	Result	Opponent
1	White	Loss	Sakamoto Suzan	2287.60
2	White	Win	Kon Akira	1938.69
3	Black	Loss	Tamura Kazumasa	2425.81
4	White	Loss	Matsui Tsunehiro	2181.12
5	Black	Win	Miyagawa Junzo	2256.50
3 Kansai Championship 2nd round
Date	2007-10-21		Rating	2171.27
Round	Color	Result	Opponent
1	Black	Win	Sakamoto Suzan	2278.10
2	Black	Loss	Oosumi Yuuki	2557.53
3	White	Loss	Miyagawa Junzo	2266.97
4	Black	Win	Ozawa Tetsushi	2028.32
45th Meijinsen Qualification Kansai area - 1st round
Date	2007-05-13		Rating	2168.21
Round	Color	Result	Opponent
1	White	Win	Hata Masayuki	2221.85
2	Black	Loss	Takagawa Teiji	2261.84
3	Black	Loss	Miyagawa Junzo	2271.28
4	Black	Draw	Yasumoto Yoshinobu	2032.39
2nd Kansai Championship 2nd round
Date	2006-10-15		Rating	2172.01
Round	Color	Result	Opponent
1	Black	Win	Okuda Shingo	1955.11
2	Black	Loss	Sagara Takashi	2504.63
3	Black	Loss	Sakamoto Suzan	2291.35
4	White	Loss	Oosumi Yuuki	2464.13
Meijin-sen Qual, Kansai area 1st round
Date	2006-05-14		Rating	2181.59
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Sou	2156.11
2	Black	Loss	Takagawa Teiji	2303.13
3	Black	Loss	Hata Masayuki	2227.76
4	Black	Loss	Sakamoto Suzan	2289.89
1st Kansai Championship 2nd round
Date	2005-10-16		Rating	2209.86
Round	Color	Result	Opponent
1	Black	Win	Doi Manabu	2099.88
2	White	Loss	Takashima Junya	2514.20
3	Black	Win	Hata Masayuki	2212.11
4	White	Loss	Sagara Takashi	2491.28
43rd Meijinsen Qualification: Kansai area 1st round
Date	2005-05-08		Rating	2221.92
Round	Color	Result	Opponent
1	Black	Win	Miyagawa Junzo	2249.53
2	Black	Loss	Oosumi Yuuki	2374.03
3	Black	Win	Matsui Tsunehiro	2166.44
4	Black	Win	Yasumoto Yoshinobu	2033.27
42nd Meijinsen Qualification: Kansai area 2nd round
Date	2004-06-13		Rating	2212.99
Round	Color	Result	Opponent
1	Black	Loss	Sakamoto Suzan	2298.39
2	Black	Loss	Takagawa Teiji	2334.88
3	White	Loss	Ooi Kozo	2349.98
42nd Meijinsen Qualification: Kansai area 1st round
Date	2004-05-16		Rating	2215.41
Round	Color	Result	Opponent
1	White	Win	Tamura Kazumasa	2317.96
2	Black	Win	Sakamoto Suzan	2295.69
3	White	Win	Adachi Yasuhiro	2048.18
4	White	Loss	Ooi Kozo	2353.45
41st Meijinsen Qualification: Kansai area - 1st Round
Date	2003-05-18		Rating	2197.49
Round	Color	Result	Opponent
1	White	Win	Nakajima Mitsuo	1836.45
2	Black	Win	Adachi Yasuhiro	2029.87
3	Black	Loss	Miyagawa Junzo	2269.04
4	Black	Loss	Sakamoto Suzan	2258.03
40th Meijinsen Qualification: Kansai area 1st-Round
Date	2002-05-19		Rating	2196.77
Round	Color	Result	Opponent
1	Black	Draw	Miyagawa Sou	2056.28
2	Black	Win	Iwata Akihisa	2184.90
3	Black	Loss	Miyagawa Junzo	2250.58
4	White	Win	Takashima Junya	2298.36
World Championship 2001, BT
Date	2001-08-12		Rating	2180.34
Round	Color	Result	Opponent
1	Black	Loss	Tadokoro Hosai	2001.96
3	White	Win	Dzainukov Eldar	2015.65
4	Black	Win	Tatsutomi Hiroyuki	2218.81
5	White	Draw	Samotsvetov Igor	2104.42
6	Black	Loss	Makarov Pavel	2490.20
7	White	Draw	Nosovsky Alexander	2136.02
8	White	Win	Chen Wei-Han	2111.62
Japan WC Qualification tournament
Date	2001-03-24		Rating	2169.16
Round	Color	Result	Opponent
1	White	Loss	Nara Hideki	2556.53
2	Black	Win	Kuramoto Hideharu	1785.34
3	White	Draw	Isobe Taizan	2442.12
4	Black	Loss	Miyagawa Junzo	2220.39
5	Black	Draw	Okabe Hiroshi	2334.08
6	White	Win	Miyoshi Takeo	2190.92
7	White	Loss	Kusajima Masato	2385.33
32-nd Kyoto Classified - Special class
Date	2000-11-12		Rating	2152.36
Round	Color	Result	Opponent
1	Black	Loss	Miyoshi Takeo	2197.27
2	Black	Loss	Hasegawa Kazuto	2558.76
3	Black	Win	Sakamoto Suzan	2181.11
4	White	Loss	Iio Yoshihiro	2368.05
5	Black	Win	Hayakawa Yoshimi	2418.45
38th Meijinsen Qualification: Kansai area 1st Round
Date	2000-05-21		Rating	2118.12
Round	Color	Result	Opponent
1	White	Draw	Kitamoto Kenji	1938.85
2	Black	Loss	Matsui Tsunehiro	2218.62
3	White	Loss	Tatsutomi Hiroyuki	2199.34
4	Black	Loss	Funamoto Tadashi	1917.34
Kyoto - 1200
Date	1994-08-07		Rating	2113.73
Round	Color	Result	Opponent
1	White	Loss	Kawamura Norihiko	2553.80
2	Black	Draw	Ooi Kozo	2256.91
3	White	Win	Mitsuyama M	1891.93
4	Black	Draw	Jonsson Peter	2093.63
6	White	Win	Doi Manabu	2127.21
7	Black	Loss	Arai Yutaka	2259.97