Koiso Shigemasa, Japan - Renju Rating

Koiso Shigemasa (小磯重正)

Place: Omihachiman, Japan

Rating: 2063.62, Std: 189.88, Rank: 582

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

Top rating: 2192.54 (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 2063.62
Round Color Result Opponent
2 White Loss Hayashi Shoichi 2132.60
3 Black Win Sakamoto Suzan 2232.79
4 Black Loss Hata Masayuki 2134.99
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2067.68
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2240.54
2 Black Loss Matsui Tsunehiro 2157.75
3 Black Loss Kashihara Akihiko 2297.54
4 Black Loss Nishida Toshio 2058.11
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2142.69
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2618.41
2 White Loss Kawamura Norihiko 2595.61
3 Black Loss Iio Yoshihiro 2488.84
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2147.09
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2250.80
2 Black Win Miyagawa Junzo 2208.47
3 White Loss Kawamura Norihiko 2597.75
4 Black Win Tachi Masaya 2446.88
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2138.46
Round Color Result Opponent
1 Black Loss Iio Yoshihiro 2497.00
2 Black Loss Sakamoto Suzan 2271.73
3 White Win Kon Akira 1961.36
4 Black Draw Miyagawa Junzo 2182.70
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2132.59
Round Color Result Opponent
1 White Loss Kubo Izumi 2064.41
3 White Loss Kon Akira 1963.59
4 Black Win Sakamoto Suzan 2271.99
5 White Loss Iio Yoshihiro 2462.47
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2141.62
Round Color Result Opponent
1 White Loss Hasegawa Kazuto 2560.65
2 Black Win Kon Akira 1969.05
3 Black Loss Miyagawa Junzo 2188.18
4 Black Loss Iio Yoshihiro 2447.52
5 White Win Takahashi Roi 2144.26
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2146.17
Round Color Result Opponent
1 Black Loss Kise Katsumi 2518.74
3 White Win Kon Akira 1980.24
4 Black Loss Sakamoto Suzan 2305.87
5 White Win Kubo Izumi 2065.03
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2148.69
Round Color Result Opponent
3 Black Win Kon Akira 1989.09
4 White Win Hata Masayuki 2201.59
5 Black Loss Sakamoto Suzan 2320.62
6th All Japan Championship
Date 2011-03-27 Rating 2142.02
Round Color Result Opponent
1 Black Loss Hasegawa Kazuto 2577.32
2 Black Win Miyagawa Sou 2101.38
3 White Loss Oosumi Yuuki 2704.49
4 Black Loss Ozawa Tetsushi 2067.01
5 White Loss Kawano Takahisa 2326.67
6 Black Loss Miyagawa Junzo 2194.80
48th Meijinsen Tournament
Date 2010-09-20 Rating 2149.45
Round Color Result Opponent
1 Black Loss Okabe Hiroshi 2665.35
2 White Loss Oosumi Yuuki 2671.59
3 Black Win Sakamoto Suzan 2317.68
4 White Loss Tamada Yoichi 2456.43
5 Black Loss Yamaguchi Yusui 2566.10
6 White Loss Matsuura Hiroshi 2356.89
7 White Loss Kawano Takahisa 2303.50
8 Black Loss Iio Yoshihiro 2495.71
9 Black Loss Ishitani Shin-ichi 2364.61
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2156.30
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2317.85
2 Black Win Takagawa Teiji 2181.06
3 White Win Ozawa Tetsushi 2058.93
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2157.30
Round Color Result Opponent
1 Black Win Kubo Izumi 2084.89
2 Black Loss Sakamoto Suzan 2317.19
3 Black Loss Yasumoto Yoshinobu 1967.94
4 White Win Hata Masayuki 2139.40
5 Black Win Miyagawa Junzo 2186.92
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2157.38
Round Color Result Opponent
1 White Win Iio Yoshihiro 2492.16
2 Black Loss Miyagawa Junzo 2184.82
3 Black Win Hata Masayuki 2152.59
4 Black Loss Sagara Takashi 2464.62
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2146.82
Round Color Result Opponent
1 White Win Kubo Izumi 2094.04
2 White Loss Hata Masayuki 2177.17
3 Black Win Kon Akira 1946.56
4 Black Loss Sakamoto Suzan 2281.86
5 Black Loss Miyagawa Junzo 2187.70
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2144.17
Round Color Result Opponent
1 Black Win Kon Akira 1936.73
2 Black Loss Tamura Kazumasa 2456.61
3 Black Loss Takashima Junya 2504.70
4 White Loss Hata Masayuki 2211.61
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2147.28
Round Color Result Opponent
1 White Loss Sakamoto Suzan 2268.64
2 White Win Kon Akira 1931.15
3 Black Loss Tamura Kazumasa 2410.58
4 White Loss Matsui Tsunehiro 2161.66
5 Black Win Miyagawa Junzo 2232.00
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2152.86
Round Color Result Opponent
1 Black Win Sakamoto Suzan 2261.53
2 Black Loss Oosumi Yuuki 2527.43
3 White Loss Miyagawa Junzo 2242.44
4 Black Win Ozawa Tetsushi 2019.76
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2151.42
Round Color Result Opponent
1 White Win Hata Masayuki 2199.12
2 Black Loss Takagawa Teiji 2245.94
3 Black Loss Miyagawa Junzo 2246.46
4 Black Draw Yasumoto Yoshinobu 2007.33
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2155.20
Round Color Result Opponent
1 Black Win Okuda Shingo 1943.75
2 Black Loss Sagara Takashi 2475.88
3 Black Loss Sakamoto Suzan 2269.98
4 White Loss Oosumi Yuuki 2444.60
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2162.64
Round Color Result Opponent
1 Black Win Miyagawa Sou 2135.09
2 Black Loss Takagawa Teiji 2279.61
3 Black Loss Hata Masayuki 2200.47
4 Black Loss Sakamoto Suzan 2268.55
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2183.31
Round Color Result Opponent
1 Black Win Doi Manabu 2084.94
2 White Loss Takashima Junya 2484.42
3 Black Win Hata Masayuki 2187.67
4 White Loss Sagara Takashi 2465.82
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2192.54
Round Color Result Opponent
1 Black Win Miyagawa Junzo 2234.31
2 Black Loss Oosumi Yuuki 2365.64
3 Black Win Matsui Tsunehiro 2155.04
4 Black Win Yasumoto Yoshinobu 2010.76
42nd Meijinsen Qualification: Kansai area 2nd round
Date 2004-06-13 Rating 2187.09
Round Color Result Opponent
1 Black Loss Sakamoto Suzan 2272.02
2 Black Loss Takagawa Teiji 2309.97
3 White Loss Ooi Kozo 2314.86
42nd Meijinsen Qualification: Kansai area 1st round
Date 2004-05-16 Rating 2188.77
Round Color Result Opponent
1 White Win Tamura Kazumasa 2306.21
2 Black Win Sakamoto Suzan 2270.15
3 White Win Adachi Yasuhiro 2027.52
4 White Loss Ooi Kozo 2317.29
41st Meijinsen Qualification: Kansai area - 1st Round
Date 2003-05-18 Rating 2177.24
Round Color Result Opponent
1 White Win Nakajima Mitsuo 1834.23
2 Black Win Adachi Yasuhiro 2012.75
3 Black Loss Miyagawa Junzo 2250.11
4 Black Loss Sakamoto Suzan 2243.09
40th Meijinsen Qualification: Kansai area 1st-Round
Date 2002-05-19 Rating 2176.58
Round Color Result Opponent
1 Black Draw Miyagawa Sou 2048.30
2 Black Win Iwata Akihisa 2173.59
3 Black Loss Miyagawa Junzo 2236.56
4 White Win Takashima Junya 2307.22
World Championship BT
Date 2001-08-12 Rating 2163.93
Round Color Result Opponent
1 Black Loss Tadokoro Hosai 1986.25
3 White Win Dzainukov Eldar 2030.89
4 Black Win Tatsutomi Hiroyuki 2188.64
5 White Draw Samotsvetov Igor 2100.27
6 Black Loss Makarov Pavel 2462.16
7 White Draw Nosovsky Alexander 2094.60
8 White Win Chen Wei-Han 2113.27
Japan WC Qualification tournament
Date 2001-03-24 Rating 2155.44
Round Color Result Opponent
1 White Loss Nara Hideki 2536.21
2 Black Win Kuramoto Hideharu 1781.10
3 White Draw Isobe Taizan 2422.91
4 Black Loss Miyagawa Junzo 2214.49
5 Black Draw Okabe Hiroshi 2337.48
6 White Win Miyoshi Takeo 2178.02
7 White Loss Kusajima Masato 2360.07
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 2143.10
Round Color Result Opponent
1 Black Loss Miyoshi Takeo 2180.03
2 Black Loss Hasegawa Kazuto 2543.60
3 Black Win Sakamoto Suzan 2180.13
4 White Loss Iio Yoshihiro 2359.71
5 Black Win Hayakawa Yoshimi 2405.91
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 2118.79
Round Color Result Opponent
1 White Draw Kitamoto Kenji 1939.24
2 Black Loss Matsui Tsunehiro 2205.76
3 White Loss Tatsutomi Hiroyuki 2175.62
4 Black Loss Funamoto Tadashi 1919.97
Kyoto - 1200
Date 1994-08-07 Rating 2106.64
Round Color Result Opponent
1 White Loss Kawamura Norihiko 2532.73
2 Black Draw Ooi Kozo 2242.98
3 White Win Mitsuyama M 1884.63
4 Black Draw Jonsson Peter 2079.22
6 White Win Doi Manabu 2106.59
7 Black Loss Arai Yutaka 2229.78