JPN Koiso Shigemasa

Place: Omihachiman, Japan

Rating: 2019.35, Rank: 469

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

Top rating: 2104.66 (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 2019.35
Round Color Result Opponent
2 White Loss JPN Hayashi Shoichi 2079.12
3 Black Win JPN Sakamoto Hirouji 2188.35
4 Black Loss JPN Hata Masayuki 2089.51
55 Meijinsen Qualification Kansai area 1st round
Date 2017-05-21 Rating 2024.19
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2199.02
2 Black Loss JPN Matsui Tsunehiro 2113.12
3 Black Loss JPN Kashihara Akihiko 2254.08
4 Black Loss JPN Nishida Toshio 2020.46
53 Meijinsen Qualification Kansai area 2nd round
Date 2015-06-21 Rating 2099.45
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2577.08
2 White Loss JPN Kawamura Norihiko 2558.36
3 Black Loss JPN Iio Yoshihiro 2448.60
53 Meijinsen Qualification Kansai area 1st round
Date 2015-05-17 Rating 2103.85
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2208.84
2 Black Win JPN Miyagawa Junzo 2168.72
3 White Loss JPN Kawamura Norihiko 2560.69
4 Black Win JPN Tachi Masaya 2407.62
52 Meijinsen Qualification Kansai area 1st round
Date 2014-05-18 Rating 2094.91
Round Color Result Opponent
1 Black Loss JPN Iio Yoshihiro 2456.24
2 Black Loss JPN Sakamoto Hirouji 2228.78
3 White Win JPN Kon Akira 1924.74
4 Black Draw JPN Miyagawa Junzo 2143.52
51 Meijinsen Qualification Kansai area 1st round
Date 2013-05-19 Rating 2088.28
Round Color Result Opponent
1 White Loss JPN Kubo Izumi 2024.61
3 White Loss JPN Kon Akira 1931.29
4 Black Win JPN Sakamoto Hirouji 2226.50
5 White Loss JPN Iio Yoshihiro 2420.02
8th Kansai Championship 1st round
Date 2012-10-08 Rating 2096.52
Round Color Result Opponent
1 White Loss JPN Hasegawa Kazuto 2513.88
2 Black Win JPN Kon Akira 1936.20
3 Black Loss JPN Miyagawa Junzo 2148.52
4 Black Loss JPN Iio Yoshihiro 2403.83
5 White Win JPN Takahashi Roi 2109.50
50 Meijinsen Qualification Kansai area 1st round
Date 2012-05-20 Rating 2100.17
Round Color Result Opponent
1 Black Loss JPN Kise Katsumi 2474.25
3 White Win JPN Kon Akira 1946.63
4 Black Loss JPN Sakamoto Hirouji 2256.93
5 White Win JPN Kubo Izumi 2021.76
7th Kansai Championship 1st round
Date 2011-10-23 Rating 2101.11
Round Color Result Opponent
3 Black Win JPN Kon Akira 1955.25
4 White Win JPN Hata Masayuki 2158.18
5 Black Loss JPN Sakamoto Hirouji 2268.44
6th All Japan Championship
Date 2011-03-27 Rating 2092.59
Round Color Result Opponent
1 Black Loss JPN Hasegawa Kazuto 2520.98
2 Black Win JPN Miyagawa Sou 2048.27
3 White Loss JPN Oosumi Yuuki 2659.82
4 Black Loss JPN Ozawa Tetsushi 2030.77
5 White Loss JPN Kawano Takahisa 2283.79
6 Black Loss JPN Miyagawa Junzo 2151.71
48th Meijinsen Tournament
Date 2010-09-20 Rating 2097.99
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2610.07
2 White Loss JPN Oosumi Yuuki 2626.83
3 Black Win JPN Sakamoto Hirouji 2255.25
4 White Loss JPN Tamada Yoichi 2415.20
5 Black Loss JPN Yamaguchi Yusui 2508.57
6 White Loss JPN Matsuura Hiroshi 2281.46
7 White Loss JPN Kawano Takahisa 2261.71
8 Black Loss JPN Iio Yoshihiro 2442.67
9 Black Loss JPN Ishitani Shin-ichi 2315.12
Meijinsen Qualification Kansai area 2nd round
Date 2010-06-20 Rating 2103.97
Round Color Result Opponent
1 Black Loss JPN Sakamoto Hirouji 2252.39
2 Black Win JPN Takagawa Teiji 2125.76
3 White Win JPN Ozawa Tetsushi 2017.92
Meijinsen Qualification Kansai area
Date 2010-05-16 Rating 2104.66
Round Color Result Opponent
1 Black Win JPN Kubo Izumi 2025.16
2 Black Loss JPN Sakamoto Hirouji 2250.44
3 Black Loss JPN Yasumoto Yoshinobu 1921.56
4 White Win JPN Hata Masayuki 2095.30
5 Black Win JPN Miyagawa Junzo 2141.35
5th Kansai Championship 2nd round
Date 2009-11-15 Rating 2103.07
Round Color Result Opponent
1 White Win JPN Iio Yoshihiro 2432.61
2 Black Loss JPN Miyagawa Junzo 2137.68
3 Black Win JPN Hata Masayuki 2108.98
4 Black Loss JPN Sagara Takashi 2393.85
47th Meijinsen Qualification Kansai area 1st round
Date 2009-05-10 Rating 2090.62
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2031.11
2 White Loss JPN Hata Masayuki 2134.74
3 Black Win JPN Kon Akira 1924.61
4 Black Loss JPN Sakamoto Hirouji 2212.10
5 Black Loss JPN Miyagawa Junzo 2133.67
4th Kansai Championship, 2nd round
Date 2008-11-16 Rating 2085.78
Round Color Result Opponent
1 Black Win JPN Kon Akira 1915.21
2 Black Loss JPN Tamura Kazumasa 2403.20
3 Black Loss JPN Takashima Junya 2426.05
4 White Loss JPN Hata Masayuki 2171.59
46th Meijinsen Qualification Kansai area 1st round
Date 2008-05-11 Rating 2085.72
Round Color Result Opponent
1 White Loss JPN Sakamoto Hirouji 2201.68
2 White Win JPN Kon Akira 1898.43
3 Black Loss JPN Tamura Kazumasa 2361.57
4 White Loss JPN Matsui Tsunehiro 2125.21
5 Black Win JPN Miyagawa Junzo 2163.39
3 Kansai Championship 2nd round
Date 2007-10-21 Rating 2087.00
Round Color Result Opponent
1 Black Win JPN Sakamoto Hirouji 2191.42
2 Black Loss JPN Oosumi Yuuki 2468.33
3 White Loss JPN Miyagawa Junzo 2162.36
4 Black Win JPN Ozawa Tetsushi 2015.84
45th Meijinsen Qualification Kansai area - 1st round
Date 2007-05-13 Rating 2081.42
Round Color Result Opponent
1 White Win JPN Hata Masayuki 2193.34
2 Black Loss JPN Takagawa Teiji 2183.90
3 Black Loss JPN Miyagawa Junzo 2148.94
4 Black Draw JPN Yasumoto Yoshinobu 1955.09
2nd Kansai Championship 2nd round
Date 2006-10-15 Rating 2078.51
Round Color Result Opponent
1 Black Win JPN Okuda Shingo 1853.26
2 Black Loss JPN Sagara Takashi 2397.52
3 Black Loss JPN Sakamoto Hirouji 2190.38
4 White Loss JPN Oosumi Yuuki 2363.01
Meijin-sen Qual, Kansai area 1st round
Date 2006-05-14 Rating 2081.29
Round Color Result Opponent
1 Black Win JPN Miyagawa Sou 2014.98
2 Black Loss JPN Takagawa Teiji 2212.98
3 Black Loss JPN Hata Masayuki 2202.67
4 Black Loss JPN Sakamoto Hirouji 2181.96
1st Kansai Championship 2nd round
Date 2005-10-16 Rating 2094.51
Round Color Result Opponent
1 Black Win JPN Doi Manabu 1992.58
2 White Loss JPN Takashima Junya 2366.24
3 Black Win JPN Hata Masayuki 2189.75
4 White Loss JPN Sagara Takashi 2386.52
43rd Meijinsen Qualification: Kansai area 1st round
Date 2005-05-08 Rating 2096.74
Round Color Result Opponent
1 Black Win JPN Miyagawa Junzo 2095.79
2 Black Loss JPN Oosumi Yuuki 2297.82
3 Black Win JPN Matsui Tsunehiro 2130.53
4 Black Win JPN Yasumoto Yoshinobu 1954.69
World Championship BT
Date 2001-08-12 Rating 2002.77
Round Color Result Opponent
1 Black Loss JPN Tadokoro Hosai 1948.45
3 White Win AZE Dzainukov Eldar 1919.19
4 Black Win JPN Tatsutomi Hiroyuki 2079.05
5 White Draw RUS Samotsvetov Igor 1952.83
6 Black Loss RUS Makarov Pavel 2347.43
7 White Draw RUS Nosovsky Alexander 2009.45
8 White Win TPE Chen Wei-Han 1959.91
32-nd Kyoto Classified - Special class
Date 2000-11-12 Rating 1970.43
Round Color Result Opponent
4 White Loss JPN Iio Yoshihiro 2280.43
38th Meijinsen Qualification: Kansai area 1st Round
Date 2000-05-21 Rating 1951.57
Round Color Result Opponent
1 White Draw JPN Kitamoto Kenji 1905.13
2 Black Loss JPN Matsui Tsunehiro 2166.10
3 White Loss JPN Tatsutomi Hiroyuki 2059.56
4 Black Loss JPN Funamoto Tadashi 1834.01