JPN Koiso Shigemasa

Place: Omihachiman, Japan

Rating: 2024.57, Rank: 461

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

Top rating: 2104.92 (2015-05-17)

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 2024.57
Round Color Result Opponent
2 White Loss JPN Hayashi Shoichi 2107.55
3 Black Win JPN Sakamoto Hirouji 2194.60
4 Black Loss JPN Hata Masayuki 2098.35
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2027.35
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2202.01
2 Black Loss JPN Matsui Tsunehiro 2117.62
3 Black Loss JPN Kashihara Akihiko 2257.74
4 Black Loss JPN Nishida Toshio 2022.39
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2100.61
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2576.26
2 White Loss JPN Kawamura Norihiko 2556.87
3 Black Loss JPN Iio Yoshihiro 2447.77
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2104.92
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2209.17
2 Black Win JPN Miyagawa Junzo 2167.07
3 White Loss JPN Kawamura Norihiko 2559.14
4 Black Win JPN Tachi Masaya 2406.39
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2095.22
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2454.74
2 Black Loss JPN Sakamoto Hirouji 2228.42
3 White Win JPN Kon Akira 1923.94
4 Black Draw JPN Miyagawa Junzo 2141.94
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2087.98
Round Color Result Opponent
1 White Loss JPN Kubo Izumi 2023.51
3 White Loss JPN Kon Akira 1930.36
4 Black Win JPN Sakamoto Hirouji 2225.76
5 White Loss JPN Iio Yoshihiro 2418.11
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2095.90
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2511.41
2 Black Win JPN Kon Akira 1935.22
3 Black Loss JPN Miyagawa Junzo 2146.83
4 Black Loss JPN Iio Yoshihiro 2401.52
5 White Win JPN Takahashi Roi 2108.64
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2099.40
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2472.62
3 White Win JPN Kon Akira 1945.65
4 Black Loss JPN Sakamoto Hirouji 2255.86
5 White Win JPN Kubo Izumi 2020.57
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2100.14
Round Color Result Opponent
3 Black Win JPN Kon Akira 1954.16
4 White Win JPN Hata Masayuki 2156.96
5 Black Loss JPN Sakamoto Hirouji 2267.15
6th All Japan Championship
Date 2011-03-27 Rating 2091.43
Round Color Result Opponent
1 Black Loss JPN Hasegawa Kazuto 2518.76
2 Black Win JPN Miyagawa Sou 2046.84
3 White Loss JPN Oosumi Yuuki 2658.16
4 Black Loss JPN Ozawa Tetsushi 2029.55
5 White Loss JPN Kawano Takahisa 2281.26
6 Black Loss JPN Miyagawa Junzo 2150.17
48th Meijinsen Tournament
Date 2010-09-20 Rating 2096.69
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2607.19
2 White Loss JPN Oosumi Yuuki 2625.20
3 Black Win JPN Sakamoto Hirouji 2253.71
4 White Loss JPN Tamada Yoichi 2413.59
5 Black Loss JPN Yamaguchi Yusui 2506.98
6 White Loss JPN Matsuura Hiroshi 2279.17
7 White Loss JPN Kawano Takahisa 2259.24
8 Black Loss JPN Iio Yoshihiro 2440.73
9 Black Loss JPN Ishitani Shin-ichi 2313.28
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2102.65
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2250.83
2 Black Win JPN Takagawa Teiji 2124.07
3 White Win JPN Ozawa Tetsushi 2016.61
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2103.33
Round Color Result Opponent
1 Black Win JPN Kubo Izumi 2023.75
2 Black Loss JPN Sakamoto Hirouji 2248.87
3 Black Loss JPN Yasumoto Yoshinobu 1920.19
4 White Win JPN Hata Masayuki 2093.85
5 Black Win JPN Miyagawa Junzo 2139.82
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2101.70
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2430.68
2 Black Loss JPN Miyagawa Junzo 2136.13
3 Black Win JPN Hata Masayuki 2107.48
4 Black Loss JPN Sagara Takashi 2392.24
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2089.21
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2029.64
2 White Loss JPN Hata Masayuki 2133.18
3 Black Win JPN Kon Akira 1923.35
4 Black Loss JPN Sakamoto Hirouji 2210.46
5 Black Loss JPN Miyagawa Junzo 2132.09
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2084.35
Round Color Result Opponent
1 Black Win JPN Kon Akira 1913.97
2 Black Loss JPN Tamura Kazumasa 2401.73
3 Black Loss JPN Takashima Junya 2424.06
4 White Loss JPN Hata Masayuki 2169.97
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2084.28
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2199.96
2 White Win JPN Kon Akira 1897.23
3 Black Loss JPN Tamura Kazumasa 2360.06
4 White Loss JPN Matsui Tsunehiro 2124.44
5 Black Win JPN Miyagawa Junzo 2161.71
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2085.54
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2189.66
2 Black Loss JPN Oosumi Yuuki 2466.20
3 White Loss JPN Miyagawa Junzo 2160.62
4 Black Win JPN Ozawa Tetsushi 2014.60
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2079.96
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2191.75
2 Black Loss JPN Takagawa Teiji 2182.16
3 Black Loss JPN Miyagawa Junzo 2147.22
4 Black Draw JPN Yasumoto Yoshinobu 1953.79
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2077.04
Round Color Result Opponent
1 Black Win JPN Okuda Shingo 1852.24
2 Black Loss JPN Sagara Takashi 2395.97
3 Black Loss JPN Sakamoto Hirouji 2188.61
4 White Loss JPN Oosumi Yuuki 2361.16
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2079.83
Round Color Result Opponent
1 Black Win JPN Miyagawa Sou 2013.64
2 Black Loss JPN Takagawa Teiji 2211.19
3 Black Loss JPN Hata Masayuki 2201.13
4 Black Loss JPN Sakamoto Hirouji 2180.19
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2093.07
Round Color Result Opponent
1 Black Win JPN Doi Manabu 1991.43
2 White Loss JPN Takashima Junya 2364.54
3 Black Win JPN Hata Masayuki 2188.26
4 White Loss JPN Sagara Takashi 2385.06
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2095.31
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2094.20
2 Black Loss JPN Oosumi Yuuki 2296.49
3 Black Win JPN Matsui Tsunehiro 2129.49
4 Black Win JPN Yasumoto Yoshinobu 1953.52
World Championship BT
Date 2001-08-12 Rating 2001.38
Round Color Result Opponent
1 Black Loss JPN Tadokoro Hosai 1947.52
3 White Win AZE Dzainukov Eldar 1918.14
4 Black Win JPN Tatsutomi Hiroyuki 2076.69
5 White Draw RUS Samotsvetov Igor 1951.57
6 Black Loss RUS Makarov Pavel 2346.50
7 White Draw RUS Nosovsky Alexandr 2004.29
8 White Win TPE Chen Wei-Han 1958.76
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 1969.14
Round Color Result Opponent
4 White Loss JPN Iio Yoshihiro 2279.77
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 1950.34
Round Color Result Opponent
1 White Draw JPN Kitamoto Kenji 1904.57
2 Black Loss JPN Matsui Tsunehiro 2165.19
3 White Loss JPN Tatsutomi Hiroyuki 2057.69
4 Black Loss JPN Funamoto Tadashi 1833.49