JPN Koiso Shigemasa

Place: Omihachiman, Japan

Rating: 2020.53, Rank: 471

First game: 2000-05-21, Last game: 2019-05-19

Top rating: 2103.15 (2010-05-16)

Games: 111, Wins: 39, Draws: 5, Losses: 67

Gy1: 0, Gy2: 3, Gy5: 7

57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2020.53
Round Color Result Opponent
2 White Loss JPN Hayashi Shoichi 2086.57
3 Black Win JPN Sakamoto Hirouji 2195.13
4 Black Loss JPN Hata Masayuki 2093.72
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2024.34
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2199.97
2 Black Loss JPN Matsui Tsunehiro 2112.82
3 Black Loss JPN Kashihara Akihiko 2254.86
4 Black Loss JPN Nishida Toshio 2018.60
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2098.70
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2574.96
2 White Loss JPN Kawamura Norihiko 2555.36
3 Black Loss JPN Iio Yoshihiro 2446.11
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2103.06
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2207.80
2 Black Win JPN Miyagawa Junzo 2166.79
3 White Loss JPN Kawamura Norihiko 2557.71
4 Black Win JPN Tachi Masaya 2405.52
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2093.82
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2453.66
2 Black Loss JPN Sakamoto Hirouji 2227.37
3 White Win JPN Kon Akira 1923.09
4 Black Draw JPN Miyagawa Junzo 2141.46
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2086.97
Round Color Result Opponent
1 White Loss JPN Kubo Izumi 2022.71
3 White Loss JPN Kon Akira 1929.62
4 Black Win JPN Sakamoto Hirouji 2224.98
5 White Loss JPN Iio Yoshihiro 2417.65
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2095.11
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2511.54
2 Black Win JPN Kon Akira 1934.56
3 Black Loss JPN Miyagawa Junzo 2146.51
4 Black Loss JPN Iio Yoshihiro 2401.48
5 White Win JPN Takahashi Roi 2108.06
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2098.73
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2472.53
3 White Win JPN Kon Akira 1945.03
4 Black Loss JPN Sakamoto Hirouji 2255.35
5 White Win JPN Kubo Izumi 2020.00
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2099.63
Round Color Result Opponent
3 Black Win JPN Kon Akira 1953.65
4 White Win JPN Hata Masayuki 2156.56
5 Black Loss JPN Sakamoto Hirouji 2266.81
6th All Japan Championship
Date 2011-03-27 Rating 2091.08
Round Color Result Opponent
1 Black Loss JPN Hasegawa Kazuto 2519.01
2 Black Win JPN Miyagawa Sou 2046.71
3 White Loss JPN Oosumi Yuuki 2657.89
4 Black Loss JPN Ozawa Tetsushi 2029.15
5 White Loss JPN Kawano Takahisa 2282.01
6 Black Loss JPN Miyagawa Junzo 2149.97
48th Meijinsen Tournament
Date 2010-09-20 Rating 2096.46
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2608.20
2 White Loss JPN Oosumi Yuuki 2624.97
3 Black Win JPN Sakamoto Hirouji 2253.63
4 White Loss JPN Tamada Yoichi 2413.33
5 Black Loss JPN Yamaguchi Yusui 2506.66
6 White Loss JPN Matsuura Hiroshi 2279.60
7 White Loss JPN Kawano Takahisa 2259.96
8 Black Loss JPN Iio Yoshihiro 2440.81
9 Black Loss JPN Ishitani Shin-ichi 2313.34
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2102.45
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2250.78
2 Black Win JPN Takagawa Teiji 2124.12
3 White Win JPN Ozawa Tetsushi 2016.34
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2103.15
Round Color Result Opponent
1 Black Win JPN Kubo Izumi 2023.52
2 Black Loss JPN Sakamoto Hirouji 2248.84
3 Black Loss JPN Yasumoto Yoshinobu 1920.09
4 White Win JPN Hata Masayuki 2093.73
5 Black Win JPN Miyagawa Junzo 2139.72
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2101.58
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2430.91
2 Black Loss JPN Miyagawa Junzo 2136.10
3 Black Win JPN Hata Masayuki 2107.45
4 Black Loss JPN Sagara Takashi 2392.50
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2089.15
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2029.52
2 White Loss JPN Hata Masayuki 2133.24
3 Black Win JPN Kon Akira 1923.16
4 Black Loss JPN Sakamoto Hirouji 2210.56
5 Black Loss JPN Miyagawa Junzo 2132.13
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2084.33
Round Color Result Opponent
1 Black Win JPN Kon Akira 1913.82
2 Black Loss JPN Tamura Kazumasa 2401.58
3 Black Loss JPN Takashima Junya 2424.65
4 White Loss JPN Hata Masayuki 2170.11
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2084.31
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2200.21
2 White Win JPN Kon Akira 1897.09
3 Black Loss JPN Tamura Kazumasa 2360.01
4 White Loss JPN Matsui Tsunehiro 2123.93
5 Black Win JPN Miyagawa Junzo 2161.93
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2085.62
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2189.99
2 Black Loss JPN Oosumi Yuuki 2466.87
3 White Loss JPN Miyagawa Junzo 2160.95
4 Black Win JPN Ozawa Tetsushi 2014.54
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2080.07
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2191.96
2 Black Loss JPN Takagawa Teiji 2182.52
3 Black Loss JPN Miyagawa Junzo 2147.58
4 Black Draw JPN Yasumoto Yoshinobu 1953.82
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2077.19
Round Color Result Opponent
1 Black Win JPN Okuda Shingo 1852.23
2 Black Loss JPN Sagara Takashi 2396.30
3 Black Loss JPN Sakamoto Hirouji 2189.00
4 White Loss JPN Oosumi Yuuki 2361.65
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2080.00
Round Color Result Opponent
1 Black Win JPN Miyagawa Sou 2013.84
2 Black Loss JPN Takagawa Teiji 2211.67
3 Black Loss JPN Hata Masayuki 2201.35
4 Black Loss JPN Sakamoto Hirouji 2180.61
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2093.25
Round Color Result Opponent
1 Black Win JPN Doi Manabu 1991.41
2 White Loss JPN Takashima Junya 2365.05
3 Black Win JPN Hata Masayuki 2188.45
4 White Loss JPN Sagara Takashi 2385.37
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2095.50
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2094.62
2 Black Loss JPN Oosumi Yuuki 2296.58
3 Black Win JPN Matsui Tsunehiro 2129.32
4 Black Win JPN Yasumoto Yoshinobu 1953.58
World Championship BT
Date 2001-08-12 Rating 2001.67
Round Color Result Opponent
1 Black Loss JPN Tadokoro Hosai 1947.10
3 White Win AZE Dzainukov Eldar 1917.03
4 Black Win JPN Tatsutomi Hiroyuki 2077.49
5 White Draw RUS Samotsvetov Igor 1951.78
6 Black Loss RUS Makarov Pavel 2350.98
7 White Draw RUS Nosovsky Alexander 2007.42
8 White Win TPE Chen Wei-Han 1958.44
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 1969.39
Round Color Result Opponent
4 White Loss JPN Iio Yoshihiro 2278.97
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 1950.57
Round Color Result Opponent
1 White Draw JPN Kitamoto Kenji 1904.55
2 Black Loss JPN Matsui Tsunehiro 2164.96
3 White Loss JPN Tatsutomi Hiroyuki 2058.20
4 Black Loss JPN Funamoto Tadashi 1833.36