JPN Koiso Shigemasa

Place: Omihachiman, Japan

Rating: 2017.03, Rank: 464

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

Top rating: 2099.08 (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 2017.03
Round Color Result Opponent
2 White Loss JPN Hayashi Shoichi 2093.19
3 Black Win JPN Sakamoto Hirouji 2185.02
4 Black Loss JPN Hata Masayuki 2087.62
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2020.68
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2195.36
2 Black Loss JPN Matsui Tsunehiro 2112.06
3 Black Loss JPN Kashihara Akihiko 2252.00
4 Black Loss JPN Nishida Toshio 2016.02
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2094.63
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2571.55
2 White Loss JPN Kawamura Norihiko 2551.24
3 Black Loss JPN Iio Yoshihiro 2442.13
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2098.97
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2203.28
2 Black Win JPN Miyagawa Junzo 2160.22
3 White Loss JPN Kawamura Norihiko 2553.39
4 Black Win JPN Tachi Masaya 2400.10
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2089.64
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2449.07
2 Black Loss JPN Sakamoto Hirouji 2222.84
3 White Win JPN Kon Akira 1919.05
4 Black Draw JPN Miyagawa Junzo 2135.72
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2082.78
Round Color Result Opponent
1 White Loss JPN Kubo Izumi 2018.37
3 White Loss JPN Kon Akira 1925.64
4 Black Win JPN Sakamoto Hirouji 2220.49
5 White Loss JPN Iio Yoshihiro 2412.96
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2090.92
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2506.88
2 Black Win JPN Kon Akira 1930.57
3 Black Loss JPN Miyagawa Junzo 2141.45
4 Black Loss JPN Iio Yoshihiro 2396.73
5 White Win JPN Takahashi Roi 2104.18
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2094.55
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2467.35
3 White Win JPN Kon Akira 1941.04
4 Black Loss JPN Sakamoto Hirouji 2250.84
5 White Win JPN Kubo Izumi 2015.72
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2095.49
Round Color Result Opponent
3 Black Win JPN Kon Akira 1949.72
4 White Win JPN Hata Masayuki 2152.27
5 Black Loss JPN Sakamoto Hirouji 2262.34
6th All Japan Championship
Date 2011-03-27 Rating 2086.98
Round Color Result Opponent
1 Black Loss JPN Hasegawa Kazuto 2514.10
2 Black Win JPN Miyagawa Sou 2042.92
3 White Loss JPN Oosumi Yuuki 2653.09
4 Black Loss JPN Ozawa Tetsushi 2025.44
5 White Loss JPN Kawano Takahisa 2279.23
6 Black Loss JPN Miyagawa Junzo 2145.57
48th Meijinsen Tournament
Date 2010-09-20 Rating 2092.38
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2602.25
2 White Loss JPN Oosumi Yuuki 2620.30
3 Black Win JPN Sakamoto Hirouji 2249.29
4 White Loss JPN Tamada Yoichi 2409.01
5 Black Loss JPN Yamaguchi Yusui 2502.50
6 White Loss JPN Matsuura Hiroshi 2275.19
7 White Loss JPN Kawano Takahisa 2257.16
8 Black Loss JPN Iio Yoshihiro 2436.08
9 Black Loss JPN Ishitani Shin-ichi 2308.91
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2098.39
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2246.46
2 Black Win JPN Takagawa Teiji 2119.98
3 White Win JPN Ozawa Tetsushi 2012.71
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2099.08
Round Color Result Opponent
1 Black Win JPN Kubo Izumi 2019.54
2 Black Loss JPN Sakamoto Hirouji 2244.53
3 Black Loss JPN Yasumoto Yoshinobu 1916.38
4 White Win JPN Hata Masayuki 2089.56
5 Black Win JPN Miyagawa Junzo 2135.50
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2097.54
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2426.23
2 Black Loss JPN Miyagawa Junzo 2131.93
3 Black Win JPN Hata Masayuki 2103.31
4 Black Loss JPN Sagara Takashi 2388.35
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2085.15
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2025.64
2 White Loss JPN Hata Masayuki 2129.12
3 Black Win JPN Kon Akira 1919.74
4 Black Loss JPN Sakamoto Hirouji 2206.31
5 Black Loss JPN Miyagawa Junzo 2127.95
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2080.37
Round Color Result Opponent
1 Black Win JPN Kon Akira 1910.48
2 Black Loss JPN Tamura Kazumasa 2397.34
3 Black Loss JPN Takashima Junya 2419.77
4 White Loss JPN Hata Masayuki 2165.99
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2080.39
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2195.91
2 White Win JPN Kon Akira 1893.85
3 Black Loss JPN Tamura Kazumasa 2355.80
4 White Loss JPN Matsui Tsunehiro 2120.53
5 Black Win JPN Miyagawa Junzo 2157.64
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2081.75
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2185.64
2 Black Loss JPN Oosumi Yuuki 2462.00
3 White Loss JPN Miyagawa Junzo 2156.58
4 Black Win JPN Ozawa Tetsushi 2011.29
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2076.25
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2188.01
2 Black Loss JPN Takagawa Teiji 2178.45
3 Black Loss JPN Miyagawa Junzo 2143.28
4 Black Draw JPN Yasumoto Yoshinobu 1950.40
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2073.44
Round Color Result Opponent
1 Black Win JPN Okuda Shingo 1849.43
2 Black Loss JPN Sagara Takashi 2392.32
3 Black Loss JPN Sakamoto Hirouji 2184.85
4 White Loss JPN Oosumi Yuuki 2357.27
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2076.29
Round Color Result Opponent
1 Black Win JPN Miyagawa Sou 2010.43
2 Black Loss JPN Takagawa Teiji 2207.64
3 Black Loss JPN Hata Masayuki 2197.56
4 Black Loss JPN Sakamoto Hirouji 2176.54
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2089.63
Round Color Result Opponent
1 Black Win JPN Doi Manabu 1988.45
2 White Loss JPN Takashima Junya 2360.80
3 Black Win JPN Hata Masayuki 2184.81
4 White Loss JPN Sagara Takashi 2381.54
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2091.94
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2090.82
2 Black Loss JPN Oosumi Yuuki 2292.85
3 Black Win JPN Matsui Tsunehiro 2126.11
4 Black Win JPN Yasumoto Yoshinobu 1950.53
World Championship BT
Date 2001-08-12 Rating 1998.58
Round Color Result Opponent
1 Black Loss JPN Tadokoro Hosai 1944.93
3 White Win AZE Dzainukov Eldar 1913.85
4 Black Win JPN Tatsutomi Hiroyuki 2072.92
5 White Draw RUS Samotsvetov Igor 1949.10
6 Black Loss RUS Makarov Pavel 2342.89
7 White Draw RUS Nosovsky Alexandr 2001.56
8 White Win TPE Chen Wei-Han 1955.89
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 1966.52
Round Color Result Opponent
4 White Loss JPN Iio Yoshihiro 2277.08
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 1947.83
Round Color Result Opponent
1 White Draw JPN Kitamoto Kenji 1903.26
2 Black Loss JPN Matsui Tsunehiro 2162.47
3 White Loss JPN Tatsutomi Hiroyuki 2053.96
4 Black Loss JPN Funamoto Tadashi 1832.32