Koiso Shigemasa, Japan - Renju Rating

Koiso Shigemasa (小磯重正)

Place: Omihachiman, Japan

Rating: 2068.24, Std: 193.11, Rank: 595

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

Top rating: 2199.24 (2005-05-08)

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

Gy1: 0, Gy2: 0, Gy5: 3

57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2068.24
Round Color Result Opponent
2 White Loss Hayashi Shoichi 2137.74
3 Black Win Sakamoto Suzan 2236.12
4 Black Loss Hata Masayuki 2140.20
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2072.30
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2244.55
2 Black Loss Matsui Tsunehiro 2162.57
3 Black Loss Kashihara Akihiko 2302.86
4 Black Loss Nishida Toshio 2062.57
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2147.30
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2623.64
2 White Loss Kawamura Norihiko 2607.04
3 Black Loss Iio Yoshihiro 2493.76
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2151.69
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2254.80
2 Black Win Miyagawa Junzo 2212.86
3 White Loss Kawamura Norihiko 2608.79
4 Black Win Tachi Masaya 2448.85
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2143.00
Round Color Result Opponent
1 Black Loss Iio Yoshihiro 2501.42
2 Black Loss Sakamoto Suzan 2275.81
3 White Win Kon Akira 1965.15
4 Black Draw Miyagawa Junzo 2186.96
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2137.11
Round Color Result Opponent
1 White Loss Kubo Izumi 2068.61
3 White Loss Kon Akira 1967.49
4 Black Win Sakamoto Suzan 2276.25
5 White Loss Iio Yoshihiro 2466.85
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2146.16
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2565.15
2 Black Win Kon Akira 1973.05
3 Black Loss Miyagawa Junzo 2192.51
4 Black Loss Iio Yoshihiro 2451.96
5 White Win Takahashi Roi 2147.93
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2150.75
Round Color Result Opponent
1 Black Loss Kise Katsumi 2523.28
3 White Win Kon Akira 1984.32
4 Black Loss Sakamoto Suzan 2310.32
5 White Win Kubo Izumi 2069.39
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2153.34
Round Color Result Opponent
3 Black Win Kon Akira 1993.25
4 White Win Hata Masayuki 2206.13
5 Black Loss Sakamoto Suzan 2325.17
6th All Japan Championship
Date 2011-03-27 Rating 2146.75
Round Color Result Opponent
1 Black Loss Hasegawa Kazuto 2582.08
2 Black Win Miyagawa Sou 2106.00
3 White Loss Oosumi Yuuki 2709.05
4 Black Loss Ozawa Tetsushi 2071.21
5 White Loss Kawano Takahisa 2331.00
6 Black Loss Miyagawa Junzo 2199.40
48th Meijinsen Tournament
Date 2010-09-20 Rating 2154.27
Round Color Result Opponent
1 Black Loss Okabe Hiroshi 2670.09
2 White Loss Oosumi Yuuki 2676.30
3 Black Win Sakamoto Suzan 2322.45
4 White Loss Tamada Yoichi 2460.95
5 Black Loss Yamaguchi Yusui 2570.82
6 White Loss Matsuura Hiroshi 2361.91
7 White Loss Kawano Takahisa 2307.81
8 Black Loss Iio Yoshihiro 2500.57
9 Black Loss Ishitani Shin-ichi 2369.24
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2161.17
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2322.68
2 Black Win Takagawa Teiji 2186.30
3 White Win Ozawa Tetsushi 2063.20
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2162.19
Round Color Result Opponent
1 Black Win Kubo Izumi 2089.58
2 Black Loss Sakamoto Suzan 2322.04
3 Black Loss Yasumoto Yoshinobu 1972.69
4 White Win Hata Masayuki 2144.22
5 Black Win Miyagawa Junzo 2191.70
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2162.40
Round Color Result Opponent
1 White Win Iio Yoshihiro 2497.15
2 Black Loss Miyagawa Junzo 2189.71
3 Black Win Hata Masayuki 2157.52
4 Black Loss Sagara Takashi 2471.45
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2151.94
Round Color Result Opponent
1 White Win Kubo Izumi 2098.87
2 White Loss Hata Masayuki 2182.19
3 Black Win Kon Akira 1950.69
4 Black Loss Sakamoto Suzan 2286.95
5 Black Loss Miyagawa Junzo 2192.72
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2149.41
Round Color Result Opponent
1 Black Win Kon Akira 1940.76
2 Black Loss Tamura Kazumasa 2461.71
3 Black Loss Takashima Junya 2510.41
4 White Loss Hata Masayuki 2216.73
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2152.67
Round Color Result Opponent
1 White Loss Sakamoto Suzan 2274.11
2 White Win Kon Akira 1935.04
3 Black Loss Tamura Kazumasa 2415.78
4 White Loss Matsui Tsunehiro 2166.89
5 Black Win Miyagawa Junzo 2237.37
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2158.45
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2267.26
2 Black Loss Oosumi Yuuki 2532.98
3 White Loss Miyagawa Junzo 2248.02
4 Black Win Ozawa Tetsushi 2023.89
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2157.18
Round Color Result Opponent
1 White Win Hata Masayuki 2204.60
2 Black Loss Takagawa Teiji 2251.82
3 Black Loss Miyagawa Junzo 2252.16
4 Black Draw Yasumoto Yoshinobu 2012.35
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2161.20
Round Color Result Opponent
1 Black Win Okuda Shingo 1947.88
2 Black Loss Sagara Takashi 2483.59
3 Black Loss Sakamoto Suzan 2275.96
4 White Loss Oosumi Yuuki 2450.28
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2168.82
Round Color Result Opponent
1 Black Win Miyagawa Sou 2140.25
2 Black Loss Takagawa Teiji 2285.83
3 Black Loss Hata Masayuki 2206.18
4 Black Loss Sakamoto Suzan 2274.65
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2189.79
Round Color Result Opponent
1 Black Win Doi Manabu 2091.51
2 White Loss Takashima Junya 2490.34
3 Black Win Hata Masayuki 2193.47
4 White Loss Sagara Takashi 2474.27
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2199.24
Round Color Result Opponent
1 Black Win Miyagawa Junzo 2240.41
2 Black Loss Oosumi Yuuki 2371.35
3 Black Win Matsui Tsunehiro 2160.86
4 Black Win Yasumoto Yoshinobu 2015.91
42nd Meijinsen Qualification: Kansai area 2nd round
Date 2004-06-13 Rating 2194.35
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2279.03
2 Black Loss Takagawa Teiji 2317.04
3 White Loss Ooi Kozo 2324.56
42nd Meijinsen Qualification: Kansai area 1st round
Date 2004-05-16 Rating 2196.08
Round Color Result Opponent
1 White Win Tamura Kazumasa 2312.32
2 Black Win Sakamoto Suzan 2277.20
3 White Win Adachi Yasuhiro 2034.77
4 White Loss Ooi Kozo 2327.04
41st Meijinsen Qualification: Kansai area - 1st Round
Date 2003-05-18 Rating 2185.08
Round Color Result Opponent
1 White Win Nakajima Mitsuo 1837.50
2 Black Win Adachi Yasuhiro 2020.65
3 Black Loss Miyagawa Junzo 2257.00
4 Black Loss Sakamoto Suzan 2250.63
40th Meijinsen Qualification: Kansai area 1st-Round
Date 2002-05-19 Rating 2185.07
Round Color Result Opponent
1 Black Draw Miyagawa Sou 2054.76
2 Black Win Iwata Akihisa 2181.95
3 Black Loss Miyagawa Junzo 2243.84
4 White Win Takashima Junya 2313.30
World Championship BT
Date 2001-08-12 Rating 2173.08
Round Color Result Opponent
1 Black Loss Tadokoro Hosai 1992.12
3 White Win Dzainukov Eldar 2040.98
4 Black Win Tatsutomi Hiroyuki 2200.77
5 White Draw Samotsvetov Igor 2107.11
6 Black Loss Makarov Pavel 2480.25
7 White Draw Nosovsky Alexander 2118.44
8 White Win Chen Wei-Han 2120.52
Japan WC Qualification tournament
Date 2001-03-24 Rating 2164.67
Round Color Result Opponent
1 White Loss Nara Hideki 2546.87
2 Black Win Kuramoto Hideharu 1786.03
3 White Draw Isobe Taizan 2433.49
4 Black Loss Miyagawa Junzo 2222.00
5 Black Draw Okabe Hiroshi 2346.29
6 White Win Miyoshi Takeo 2187.97
7 White Loss Kusajima Masato 2369.46
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 2152.43
Round Color Result Opponent
1 Black Loss Miyoshi Takeo 2190.23
2 Black Loss Hasegawa Kazuto 2554.69
3 Black Win Sakamoto Suzan 2189.70
4 White Loss Iio Yoshihiro 2369.39
5 Black Win Hayakawa Yoshimi 2419.42
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 2128.19
Round Color Result Opponent
1 White Draw Kitamoto Kenji 1943.82
2 Black Loss Matsui Tsunehiro 2212.06
3 White Loss Tatsutomi Hiroyuki 2188.47
4 Black Loss Funamoto Tadashi 1924.08
Kyoto - 1200
Date 1994-08-07 Rating 2118.31
Round Color Result Opponent
1 White Loss Kawamura Norihiko 2553.00
2 Black Draw Ooi Kozo 2261.47
3 White Win Mitsuyama M 1896.58
4 Black Draw Jonsson Peter 2097.00
6 White Win Doi Manabu 2126.86
7 Black Loss Arai Yutaka 2245.18