JPN Koiso Shigemasa

Place: Omihachiman, Japan

Rating: 2013.87, Rank: 447

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

Top rating: 2096.86 (2010-05-16)

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

Gy1: 3, Gy2: 3, Gy5: 14

57 Meijinsen Qualification Kansai area 1st round
Date 2019-05-19 Rating 2013.87
Round Color Result Opponent
2 White Loss JPN Hayashi Shoichi 2063.29
3 Black Win JPN Sakamoto Hirouji 2170.81
4 Black Loss JPN Hata Masayuki 2116.10
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2017.91
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2190.17
2 Black Loss JPN Matsui Tsunehiro 2108.54
3 Black Loss JPN Kashihara Akihiko 2248.76
4 Black Loss JPN Nishida Toshio 2015.26
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2092.31
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2570.36
2 White Loss JPN Kawamura Norihiko 2551.29
3 Black Loss JPN Iio Yoshihiro 2441.26
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2096.67
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2200.86
2 Black Win JPN Miyagawa Junzo 2158.65
3 White Loss JPN Kawamura Norihiko 2553.51
4 Black Win JPN Tachi Masaya 2398.59
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2087.45
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2447.76
2 Black Loss JPN Sakamoto Hirouji 2220.76
3 White Win JPN Kon Akira 1917.03
4 Black Draw JPN Miyagawa Junzo 2134.07
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2080.66
Round Color Result Opponent
1 White Loss JPN Kubo Izumi 2016.47
3 White Loss JPN Kon Akira 1923.55
4 Black Win JPN Sakamoto Hirouji 2218.49
5 White Loss JPN Iio Yoshihiro 2411.47
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2088.83
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2505.49
2 Black Win JPN Kon Akira 1928.46
3 Black Loss JPN Miyagawa Junzo 2139.79
4 Black Loss JPN Iio Yoshihiro 2395.14
5 White Win JPN Takahashi Roi 2102.26
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2092.47
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2465.73
3 White Win JPN Kon Akira 1938.89
4 Black Loss JPN Sakamoto Hirouji 2248.85
5 White Win JPN Kubo Izumi 2013.79
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2093.40
Round Color Result Opponent
3 Black Win JPN Kon Akira 1947.63
4 White Win JPN Hata Masayuki 2150.82
5 Black Loss JPN Sakamoto Hirouji 2260.40
6th All Japan Championship
Date 2011-03-27 Rating 2084.87
Round Color Result Opponent
1 Black Loss JPN Hasegawa Kazuto 2512.80
2 Black Win JPN Miyagawa Sou 2041.16
3 White Loss JPN Oosumi Yuuki 2652.09
4 Black Loss JPN Ozawa Tetsushi 2023.48
5 White Loss JPN Kawano Takahisa 2277.40
6 Black Loss JPN Miyagawa Junzo 2143.80
48th Meijinsen Tournament
Date 2010-09-20 Rating 2090.22
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2600.80
2 White Loss JPN Oosumi Yuuki 2618.95
3 Black Win JPN Sakamoto Hirouji 2247.31
4 White Loss JPN Tamada Yoichi 2407.38
5 Black Loss JPN Yamaguchi Yusui 2500.83
6 White Loss JPN Matsuura Hiroshi 2273.18
7 White Loss JPN Kawano Takahisa 2255.33
8 Black Loss JPN Iio Yoshihiro 2434.27
9 Black Loss JPN Ishitani Shin-ichi 2307.24
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2096.18
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2244.47
2 Black Win JPN Takagawa Teiji 2117.60
3 White Win JPN Ozawa Tetsushi 2010.80
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2096.86
Round Color Result Opponent
1 Black Win JPN Kubo Izumi 2017.75
2 Black Loss JPN Sakamoto Hirouji 2242.53
3 Black Loss JPN Yasumoto Yoshinobu 1914.69
4 White Win JPN Hata Masayuki 2087.65
5 Black Win JPN Miyagawa Junzo 2133.66
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2095.21
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2424.18
2 Black Loss JPN Miyagawa Junzo 2130.06
3 Black Win JPN Hata Masayuki 2101.26
4 Black Loss JPN Sagara Takashi 2385.06
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2082.69
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2023.97
2 White Loss JPN Hata Masayuki 2126.94
3 Black Win JPN Kon Akira 1917.91
4 Black Loss JPN Sakamoto Hirouji 2204.20
5 Black Loss JPN Miyagawa Junzo 2126.03
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2077.74
Round Color Result Opponent
1 Black Win JPN Kon Akira 1908.67
2 Black Loss JPN Tamura Kazumasa 2395.53
3 Black Loss JPN Takashima Junya 2417.44
4 White Loss JPN Hata Masayuki 2163.68
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2077.56
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2193.57
2 White Win JPN Kon Akira 1892.09
3 Black Loss JPN Tamura Kazumasa 2353.92
4 White Loss JPN Matsui Tsunehiro 2116.45
5 Black Win JPN Miyagawa Junzo 2155.64
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2078.66
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2183.16
2 Black Loss JPN Oosumi Yuuki 2459.91
3 White Loss JPN Miyagawa Junzo 2154.59
4 Black Win JPN Ozawa Tetsushi 2009.23
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2072.91
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2185.11
2 Black Loss JPN Takagawa Teiji 2175.29
3 Black Loss JPN Miyagawa Junzo 2141.17
4 Black Draw JPN Yasumoto Yoshinobu 1948.77
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2069.70
Round Color Result Opponent
1 Black Win JPN Okuda Shingo 1846.87
2 Black Loss JPN Sagara Takashi 2388.33
3 Black Loss JPN Sakamoto Hirouji 2181.52
4 White Loss JPN Oosumi Yuuki 2354.84
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2072.23
Round Color Result Opponent
1 Black Win JPN Miyagawa Sou 2008.32
2 Black Loss JPN Takagawa Teiji 2204.05
3 Black Loss JPN Hata Masayuki 2194.15
4 Black Loss JPN Sakamoto Hirouji 2172.78
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2085.06
Round Color Result Opponent
1 Black Win JPN Doi Manabu 1986.22
2 White Loss JPN Takashima Junya 2357.35
3 Black Win JPN Hata Masayuki 2181.07
4 White Loss JPN Sagara Takashi 2377.05
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2086.92
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2087.70
2 Black Loss JPN Oosumi Yuuki 2290.34
3 Black Win JPN Matsui Tsunehiro 2119.81
4 Black Win JPN Yasumoto Yoshinobu 1949.28
World Championship BT
Date 2001-08-12 Rating 1988.89
Round Color Result Opponent
1 Black Loss JPN Tadokoro Hosai 1937.52
3 White Win AZE Dzainukov Eldar 1918.00
4 Black Win JPN Tatsutomi Hiroyuki 2047.22
5 White Draw RUS Samotsvetov Igor 1943.26
6 Black Loss RUS Makarov Pavel 2326.15
7 White Draw RUS Nosovsky Alexandr 1952.14
8 White Win TPE Chen Wei-Han 1945.91
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 1957.05
Round Color Result Opponent
4 White Loss JPN Iio Yoshihiro 2269.71
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 1938.48
Round Color Result Opponent
1 White Draw JPN Kitamoto Kenji 1898.99
2 Black Loss JPN Matsui Tsunehiro 2154.15
3 White Loss JPN Tatsutomi Hiroyuki 2020.64
4 Black Loss JPN Funamoto Tadashi 1827.88