57 Meijinsen Tournament
2019-09-14 -> 2019-09-16
Rating: 2385.55 -> 2353.09
Opponent Rating Round Result R. Change
Inoue Fumiya 2233 1
draw
-6.57
Kamiya Shunsuke 2538 2
loss
-9.38
Kawamura Norihiko 2481 3
loss
-11.68
Matsuura Hiroshi 2257 4
win
+10.38
Nakayama Tomoharu 2495 5
loss
-11.10
Kawano Takahisa 2353 6
loss
-17.45
Hasegawa Kazuto 2410 7
loss
-14.85
Okabe Hiroshi 2458 8
win
+19.29
Ishitani Shin-ichi 2220 9
win
+8.91
World Championship AT
2019-08-04 -> 2019-08-10
Rating: 2346.3 -> 2385.55
Opponent Rating Round Result R. Change
Mei Fan 2476 1
draw
+5.72
Oll Aivo 2430 2
win
+19.81
Inoue Fumiya 2300 3
win
+13.91
Epifanov Dmitry 2258 4
win
+12.06
Nakayama Tomoharu 2536 5
loss
-8.04
Okabe Hiroshi 2461 6
win
+21.13
Kamiya Shunsuke 2556 7
draw
+8.65
Gardstrom Petter 2382 8
draw
+1.66
Fedotov Denis 2329 9
loss
-16.80
Cao Dong 2499 10
loss
-9.37
Sushkov Vladimir 2496 11
loss
-9.49
World Championship QT
2019-07-31 -> 2019-08-02
Rating: 2330.56 -> 2346.3
Opponent Rating Round Result R. Change
Sandstrom Richard 1983 1
win
+3.82
Li Xiaoqing 2378 2
win
+18.20
Mesila Villem 2234 3
loss
-20.33
Wai Chan Keong 2441 4
win
+20.93
Fedotov Denis 2278 5
draw
-2.39
Gardstrom Petter 2338 6
loss
-15.63
Topkin Georg-Romet 2221 7
win
+11.15
57 Meijinsen Qualification East Japan area 2nd round
2019-06-23
Rating: 2283.86 -> 2330.56
Opponent Rating Round Result R. Change
Maruta Hiroki 1984 1
win
+4.84
Maruta Koji 1995 2
win
+5.10
Inoue Fumiya 2269 3
win
+15.35
Kusajima Masato 2117 4
win
+8.87
Ono Takayuki 2207 5
win
+12.53
14th All Japan Championship
2019-03-30 -> 2019-03-31
Rating: 2314.68 -> 2283.86
Opponent Rating Round Result R. Change
Fujita Maiko 1998 1
loss
-27.53
Chigira Makoto 1890 2
win
+2.56
Inoue Fumiya 2213 3
draw
-4.53
Ono Takayuki 2195 4
win
+10.71
Nakamura Shigeru 2728 5
loss
-2.71
Okabe Hiroshi 2469 6
loss
-9.32
19 Renju Emperor Tournament Kanto area 1st round
2018-10-21
Rating: 2366.42 -> 2314.68
Opponent Rating Round Result R. Change
Demachi Koichiro 1796 1
win
+1.16
Iwano Fumio 2023 2
loss
-28.11
Ishitani Shin-ichi 2269 3
draw
-4.37
Inoue Fumiya 2267 4
loss
-20.42
56 Meijinsen Tournament
2018-09-15 -> 2018-09-17
Rating: 2334.39 -> 2366.42
Opponent Rating Round Result R. Change
Kuga Akio 2357 1
win
+17.07
Matsuura Hiroshi 2257 2
loss
-19.47
Okabe Hiroshi 2460 3
win
+21.58
Kawamura Norihiko 2464 5
win
+21.75
Ishitani Shin-ichi 2260 6
loss
-19.36
Kamiya Shunsuke 2605 7
loss
-5.55
Nakamura Shigeru 2670 8
loss
-4.04
Hasegawa Kazuto 2424 9
win
+20.05
35 Kanto Championship
2018-07-15 -> 2018-07-16
Rating: 2345.41 -> 2334.39
Opponent Rating Round Result R. Change
Sato Kiyotomi 2271 4
loss
-19.37
Iwano Fumio 2083 5
win
+5.79
Fujikawa Masaki 1920 6
win
+2.56
56 Meijinsen Qualification East Japan area 2nd round
2018-06-25
Rating: 2352.16 -> 2345.41
Opponent Rating Round Result R. Change
Kusajima Masato 2091 1
win
+5.84
Sato Kiyotomi 2263 2
win
+12.01
Ono Takayuki 2143 3
loss
-24.61
56 Meijinsen Qualification Kanto area 1st round
2018-05-13
Rating: 2359.43 -> 2352.16
Opponent Rating Round Result R. Change
Mitsumori Masao 2131 1
loss
-25.20
Iwano Fumio 2074 2
win
+5.20
Maruta Hiroki 1874 3
win
+1.85
Sato Kiyotomi 2244 4
win
+10.89
12th Team World Championship
2018-04-29 -> 2018-05-05
Rating: 2327.58 -> 2359.43
Opponent Rating Round Result R. Change
Lillemaa Argo 1644 1
win
+0.61
Purk Andry 2425 2
win
+20.38
Kachaev Denis 2076 4
win
+6.12
Nikonov Konstantin 2295 5
win
+14.53
Liu Yang 2394 6
win
+19.04
Lavrik-Karmazin  Maksim 1895 7
win
+2.45
Artemyev Sergey 2172 8
draw
-6.72
Liu Yang 2394 9
loss
-12.96
Purk Andry 2425 10
loss
-11.62
13th All Japan Championship
2018-01-27 -> 2018-01-28
Rating: 2394.85 -> 2327.58
Opponent Rating Round Result R. Change
Ono Takayuki 2105 1
loss
-26.91
Ishitani Shin-ichi 2150 2
loss
-25.71
Miyamoto Syunju 2061 3
loss
-27.90
Sato Kiyotomi 2298 5
win
+11.66
Maruta Hiroki 1883 6
win
+1.60
World Championship BT
2017-08-07 -> 2017-08-12
Rating: 2378.84 -> 2394.85
Opponent Rating Round Result R. Change
Rahumagi Brenet 1849 1
win
+1.45
Sun In 2108 2
win
+5.58
Liu Yang 2341 3
draw
-1.72
Lan Zhiren 2431 4
win
+18.42
Yang Yu-Hsiung 2133 5
win
+6.27
Tang Kai Lam 2431 6
loss
-13.57
Topkin Georg-Romet 1993 7
win
+3.14
Huang Yen-Hua 2176 8
win
+7.62
Okabe Hiroshi 2487 9
loss
-11.17
World Championship QT
2017-08-03 -> 2017-08-05
Rating: 2354.45 -> 2378.84
Opponent Rating Round Result R. Change
Rahumagi Brenet 1838 1
win
+1.56
Sushkov Vladimir 2509 2
win
+22.69
Lan Zhiren 2461 3
loss
-11.22
Mei Fan 2400 4
loss
-13.88
Okabe Hiroshi 2509 5
draw
+6.70
Kim Hong Soon 2102 6
win
+6.09
Lu Wei-Yuan 2276 7
win
+12.45
55 Meijinsen Qualification East Japan area 2nd round
2017-06-10 -> 2017-06-11
Rating: 2413.67 -> 2354.45
Opponent Rating Round Result R. Change
Tomobe Katsuhiro 1984 1
win
+2.50
Tamada Yoichi 2388 2
loss
-17.15
Ono Takayuki 2136 3
loss
-26.62
Miyamoto Syunju 1949 4
win
+2.07
Sato Kiyotomi 2324 5
loss
-20.02
12th All Japan Championship
2017-03-25 -> 2017-03-26
Rating: 2424.12 -> 2413.67
Opponent Rating Round Result R. Change
Kusajima Masato 2109 1
win
+4.50
Nakamura Shigeru 2724 2
loss
-4.83
Ishitani Shin-ichi 2174 3
win
+6.14
Nakayama Tomoharu 2529 4
win
+20.72
Kamiya Shunsuke 2511 5
loss
-12.06
Tachi Masaya 2205 6
loss
-24.93
20 New Year (Mikami) Cup
2017-01-22
Rating: 2421.57 -> 2424.12
Opponent Rating Round Result R. Change
Sato Kiyotomi 2388 S2
win
+14.48
Nakamura Shigeru 2686 S3
loss
-5.73
Ishitani Shin-ichi 2221 S4
win
+7.70
Okabe Hiroshi 2467 S5
loss
-13.90
54 Meijinsen Tournament
2016-09-17 -> 2016-09-19
Rating: 2413.74 -> 2421.57
Opponent Rating Round Result R. Change
Matsuura Hiroshi 2315 1
win
+11.58
Kamiya Shunsuke 2392 2
loss
-16.96
Hasegawa Kazuto 2514 3
draw
+4.50
Iio Yoshihiro 2351 4
draw
-2.82
Tanaka Toshiki 2404 5
win
+15.59
Nakayama Tomoharu 2544 6
draw
+5.73
Maruyama Yasushi 2161 7
draw
-9.92
Kuga Akio 2316 8
win
+11.64
Okabe Hiroshi 2514 9
loss
-11.50
33 Kanto Championship
2016-07-30 -> 2016-07-31
Rating: 2431.53 -> 2413.74
Opponent Rating Round Result R. Change
Kato Yasuhiro 1861 1
win
+1.16
Nakamura Shigeru 2673 2
loss
-6.35
Okabe Hiroshi 2503 3
loss
-12.75
Nakamura Souta 2148 4
win
+5.24
Nakayama Tomoharu 2556 5
draw
+5.50
Ishitani Shin-ichi 2154 6
draw
-10.60
54 Meijinsen Qualification East Japan area 2nd round
2016-06-11 -> 2016-06-12
Rating: 2398.27 -> 2431.53
Opponent Rating Round Result R. Change
Kusajima Masato 2128 1
win
+5.59
Kamiya Shunsuke 2452 2
win
+18.46
Tamada Yoichi 2395 3
win
+15.89
Mitsumori Masao 2145 4
draw
-9.95
Okabe Hiroshi 2470 5
draw
+3.28
19 Mikami Cup
2016-03-13
Rating: 2405.15 -> 2398.27
Opponent Rating Round Result R. Change
Ishitani Shin-ichi 2178 S1
win
+6.84
Nakamura Shigeru 2648 S2
loss
-6.34
Kusajima Masato 2160 S3
win
+6.30
Okabe Hiroshi 2455 S4
loss
-13.68
16th Kanto Renju Emperor Tournament Final
2016-02-14
Rating: 2427.69 -> 2405.15
Opponent Rating Round Result R. Change
Nakayama Tomoharu 2533 1
loss
-11.27
Nakayama Tomoharu 2533 2
loss
-11.27
11th All Japan Championship
2016-01-10 -> 2016-01-11
Rating: 2439.8 -> 2427.69
Opponent Rating Round Result R. Change
Maruta Hiroki 1950 1
win
+1.81
Nakamura Souta 2039 2
win
+2.91
Okabe Hiroshi 2468 3
win
+17.33
Nakayama Tomoharu 2528 4
loss
-11.98
Sato Kiyotomi 2317 5
loss
-21.40
Tamada Yoichi 2423 6
draw
-0.77
16 Kanto Renju Emperor Tournament 2nd round
2015-12-13
Rating: 2405.16 -> 2439.8
Opponent Rating Round Result R. Change
Sato Kiyotomi 2289 1
win
+10.88
Ono Takayuki 2116 2
win
+5.11
Okabe Hiroshi 2483 3
loss
-12.44
Nakayama Tomoharu 2519 4
draw
+5.10
Nakamura Shigeru 2659 5
win
+25.99
17 Kanto Renju Emperor Tournament 1st round
2016-11-23 -> 2015-11-23
Rating: 2408.75 -> 2405.16
Opponent Rating Round Result R. Change
Demachi Koichiro   1
win
-
Okabe Hiroshi 2471 2
loss
-13.12
Iwano Fumio 2090 3
win
+4.42
Ishitani Shin-ichi 2120 4
win
+5.12
16 Kanto Renju Emperor Tournament 1st round
2015-11-15
Rating: 2360.12 -> 2408.75
Opponent Rating Round Result R. Change
Ishitani Shin-ichi 2159 1
win
+7.66
Sato Kiyotomi 2271 2
win
+12.01
Okabe Hiroshi 2516 3
win
+22.75
Ono Takayuki 2112 4
win
+6.20
53 Meijinsen Tournament
2015-09-20 -> 2015-09-22
Rating: 2328.81 -> 2360.12
Opponent Rating Round Result R. Change
Hasegawa Kazuto 2477 1
loss
-9.54
Oosumi Yuuki 2653 2
win
+27.72
Ishitani Shin-ichi 2145 3
win
+8.25
Nakayama Tomoharu 2489 4
draw
+6.90
Kawamura Norihiko 2424 5
loss
-11.70
Tamada Yoichi 2414 6
loss
-12.13
Iio Yoshihiro 2321 7
draw
-0.33
Matsuura Hiroshi 2294 8
win
+14.44
Okabe Hiroshi 2511 9
draw
+7.71
World Championship BT
2015-08-07 -> 2015-08-12
Rating: 2353.97 -> 2328.81
Opponent Rating Round Result R. Change
Huang Xiuyi 1744 1
win
+0.93
Miyagawa Junzo 2081 2
loss
-26.48
Topkin Georg-Romet 1842 3
win
+1.60
Wang Chih-Kung 2020 4
win
+4.09
Sirategyan Karen 1997 5
loss
-28.36
Ishitani Shin-ichi 2219 6
win
+10.08
Lavrik-Karmazin  Maksim 1582 7
win
+0.37
Mano Yoshihisa 2145 8
win
+7.41
Nakayama Tomoharu 2471 9
draw
+5.20
World Championship QT
2015-08-03 -> 2015-08-05
Rating: 2342.56 -> 2353.97
Opponent Rating Round Result R. Change
Topkin Georg-Romet 1805 1
win
+1.39
Nakayama Tomoharu 2533 2
win
+24.01
Kamiya Shunsuke 2400 3
loss
-13.37
Wang Qingqing 2312 4
draw
-1.38
Huang Yen-Hua 2116 5
win
+6.85
Epifanov Dmitry 2309 6
loss
-17.50
Lin Liu-Min 2240 7
win
+11.41
Kanto Championship
2015-07-19 -> 2015-07-20
Rating: 2301.4 -> 2342.56
Opponent Rating Round Result R. Change
Maruta Hiroki 1928 1
win
+3.35
Nakamura Shigeru 2701 2
win
+29.09
Okabe Hiroshi 2569 3
draw
+10.38
Iwano Fumio 2055 4
win
+6.24
Nakayama Tomoharu 2495 5
loss
-7.90
Zhao Jiadong   6
win
-
53 Meijinsen Qualification East Japan area 2nd round
2015-06-07 -> 2015-06-14
Rating: 2270.54 -> 2301.4
Opponent Rating Round Result R. Change
Tamada Yoichi 2356 1
loss
-12.11
Sato Kiyotomi 2315 2
win
+18.08
Ono Takayuki 2169 3
win
+11.46
Kamiya Shunsuke 2420 5
draw
+6.52
Nakamura Souta 2046 6
win
+6.91
53 Meijinsen Qualification East Japan area 1st round
2015-05-10
Rating: 2255.97 -> 2270.54
Opponent Rating Round Result R. Change
Mitsumori Masao 2137 1
win
+10.73
Iwano Fumio 2062 2
win
+7.89
Nakamura Souta 2011 3
win
+6.30
Kamiya Shunsuke 2384 4
loss
-10.36
10th All Japan Championship
2015-03-28 -> 2015-03-29
Rating: 2251.01 -> 2255.97
Opponent Rating Round Result R. Change
Fujikawa Masaki 1883 1
win
+3.44
Kamiya Shunsuke 2374 2
loss
-10.54
Kato Yasuhiro 1988 3
win
+5.79
Mitsumori Masao 2197 4
win
+13.55
Ishitani Shin-ichi 2277 5
loss
-14.78
Tanizaki Ryusuke 2045 6
win
+7.50
12 Kanto Renju Emperor Tournament 1st round
2011-10-23
Rating: 2291.07 -> 2251.01
Opponent Rating Round Result R. Change
Oosumi Yuuki 2548 1
loss
-5.93
Suzuki Rin 1878 2
win
+2.73
Isobe Taizan 2240 3
loss
-18.33
Fukui Nobuhiro 2235 4
loss
-18.52
49 Meijinsen Qualification East-Japan area 1st round
2011-06-12
Rating: 2319.93 -> 2291.07
Opponent Rating Round Result R. Change
Isobe Taizan 2258 1
loss
-18.82
Kudomi Takahiro 2275 2
win
+13.96
Nakayama Tomoharu 2272 3
loss
-18.18
Ono Takayuki 2239 4
win
+12.36
Nakayama Tomoharu 2272 ex
loss
-18.18
14th Mikami Cup Tournament
2011-01-30
Rating: 2343.31 -> 2319.93
Opponent Rating Round Result R. Change
Kon Akira 1847 A1
win
+1.74
Iwano Fumio 2067 A2
loss
-26.57
Matsuoka Teruo 1813 A3
win
+1.44
Kise Katsumi   A4
win
-
Isobe Seiji   A5
win
-
8th Middle-dan Players Tournament
2009-08-29 -> 2009-08-30
Rating: 2330 -> 2343.31
Opponent Rating Round Result R. Change
Yamamoto Yasuhiro 2073 1
win
+5.94
Gakumazawa Hideaki 2153 2
win
+8.49
Sato Kiyotomi 2368 3
loss
-14.23
Miyagawa Junzo 2134 4
win
+7.82
Maruyama Yasushi 2149 5
draw
-7.66
Ono Takayuki 2262 6
win
+12.94
RIF update 2009-05-15
2009-05-15
Rating: 2317.05 -> 2330
46th Meijinsen Qualification East-Japan area 2nd round
2008-07-13
Rating: 2335.45 -> 2317.05
Opponent Rating Round Result R. Change
Kawamura Norihiko 2566
loss
-6.69
Sato Kiyotomi 2238
loss
-20.37
Arita Nobuyoshi 2282
win
+13.57
Isobe Taizan 2367
loss
-14.52
Nagao Noriaki 2188
win
+9.61
46th Meijinsen Qualification East-Japan area 1st round
2008-06-15
Rating: 2287.49 -> 2335.45
Opponent Rating Round Result R. Change
Sato Kiyotomi 2222 1
win
+13.02
Tanno Yoshitaka 2069 2
win
+7.11
Ono Takayuki 2247 3
win
+14.15
Kudomi Takahiro 2236 4
win
+13.67
25th Kanto Shineisen Tournament
2008-04-13
Rating: 2259.06 -> 2287.49
Opponent Rating Round Result R. Change
Fujikawa Masaki 2073 1
win
+8.18
Watanabe Tatsuya 1991 2
win
+5.64
Tomobe Katsuhiro 1937 3
win
+4.34
Iwano Fumio 2093 4
win
+8.92
Ono Takayuki 2288 5
draw
+1.35
2nd All Japan Championship (WC Qualification)
2007-03-24 -> 2007-03-25
Rating: 2239.31 -> 2259.06
Opponent Rating Round Result R. Change
Kuramoto Hideharu 1951 1
win
+5.12
Yamaguchi Yusui 2575 2
loss
-4.04
Iio Yoshihiro 2428 3
loss
-8.07
Maruta Hiroki 1937 4
win
+4.80
Tanno Yoshitaka 2049 5
win
+8.02
Ono Takayuki 2193 6
win
+13.92
10th Mikami Cup Tournament, A-class
2007-01-28
Rating: 2239.91 -> 2239.31
Opponent Rating Round Result R. Change
Matsuoka Teruo 1890 1
win
+3.79
Iwano Fumio 2003 2
loss
-25.48
Maruta Hiroki 1914 3
win
+4.26
Tomobe Katsuhiro 2069 4
win
+8.73
Kobayashi Koichi 2052 5
win
+8.10
23rd Kanto Shinei Tournament
2006-09-10
Rating: 2278.28 -> 2239.91
Opponent Rating Round Result R. Change
Teshima Masakatsu 1885 1
win
+3.03
Maruta Hiroki 1869 1
win
+2.78
Tanizaki Ryusuke 1998 2
loss
-26.67
Matsuoka Teruo 1897 3
win
+3.22
Iwano Fumio 1998 4
win
+5.34
Watanabe Tatsuya 2021 5
loss
-26.07
Meijin-sen Qual, East Japan area 1st round
2006-06-18
Rating: 2261.21 -> 2278.28
Opponent Rating Round Result R. Change
Maruta Koji 2159 1
win
+11.47
Mitsumori Masao 2266 2
win
+16.26
Kudomi Takahiro 2181 3
win
+12.38
Kamemoto Daichi 2097 4
loss
-23.03
23rd Kanto Championship
2006-05-21
Rating: 2217.14 -> 2261.21
Opponent Rating Round Result R. Change
Kawamura Norihiko 2673 1
loss
-2.16
Tanizaki Ryusuke 2010 2
win
+7.45
Kudomi Takahiro 2210 3
win
+15.72
Isobe Taizan 2405 4
win
+23.92
Nakamura Shigeru 2841 5
loss
-0.85
46th Suisei-sen tournament final round
2006-04-16
Rating: 2228.24 -> 2217.14
Opponent Rating Round Result R. Change
Itami Yoshiyuki 2118
win
+11.11
Nagao Noriaki 2113
win
+10.91
Kato Yasuhiro 2076
loss
-22.56
Hara Masao 2001
win
+6.81
Ono Takayuki 2198
loss
-17.38
1st All Japan Championship
2006-03-25 -> 2006-03-26
Rating: 2204.21 -> 2228.24
Opponent Rating Round Result R. Change
Tadokoro Hosai 1982 1
win
+6.98
Isobe Taizan 2394 2
loss
-8.02
Tanizaki Ryusuke 1974 3
loss
-25.27
Itami Yoshiyuki 2102 4
win
+11.44
Sato Kiyotomi 2299 5
win
+20.27
Miyoshi Takeo 2261 6
win
+18.63
46th Suisei-sen Tournament - 1st round
2006-03-12
Rating: 2208.37 -> 2204.21
Opponent Rating Round Result R. Change
Fujikawa Masaki   1
win
-
Tadokoro Hosai 2004 2
win
+7.54
Nagao Noriaki 2101 3
loss
-20.77
Tomobe Katsuhiro 2047 4
win
+9.07
9th Mikami Cup - A Class
2006-01-29
Rating: 2206.72 -> 2208.37
Opponent Rating Round Result R. Change
Iwano Fumio 1952 1
win
+6.01
Teshima Masakatsu   2
win
-
Ono Takayuki 2167 3
loss
-17.79
Nakata Shinsuke 1931 4
win
+5.44
Watanabe Tatsuya 2015 5
win
+7.99
37th Kyoto Classified - group 1
2005-11-13
Rating: 2199.62 -> 2206.72
Opponent Rating Round Result R. Change
Ozawa Tetsushi   1
win
-
Itami Yoshiyuki 2133 2
win
+12.98
Oosumi Yuuki 2305 3
loss
-11.26
Hayashi Koji   4
win
-
Ono Takayuki 2171 5
win
+14.71
Shinoda Kiyoshi 2353 6
loss
-9.33
6th Kanto Renju Emperor Tournament - Semifinal
2005-10-23
Rating: 2219.32 -> 2199.62
Opponent Rating Round Result R. Change
Yamaguchi Yusui 2478
loss
-5.87
Okabe Hiroshi 2472
loss
-6.04
Isobe Taizan 2437
loss
-7.10
Kamemoto Daichi 2072
loss
-22.37
Sato Kiyotomi 2348
win
+21.68
6th Kanto Renju Emperor Tournament - 1st round
2005-10-22
Rating: 2231.26 -> 2219.32
Opponent Rating Round Result R. Change
Koyama Masayuki   1
win
-
Sato Kiyotomi 2321 2
loss
-11.94
Teshima Masakatsu   3
win
-
Nakata Shinsuke   4
win
-
22nd Kanto Shineisen Tournament
2005-09-11
Rating: 2227.92 -> 2231.26
Opponent Rating Round Result R. Change
Teshima Masakatsu   1
win
-
Tadokoro Hosai 2036 2
win
+7.98
Tomobe Katsuhiro 1966 3
win
+5.80
Arita Nobuyoshi 2209 4
loss
-16.85
Kamemoto Daichi 1987 5
win
+6.40
43rd Meijinsen Qualification: East Japan 1st round
2005-06-12
Rating: 2232.77 -> 2227.92
Opponent Rating Round Result R. Change
Maruta Koji 2263 1
win
+17.39
Kudomi Takahiro 2269 2
loss
-14.33
Arita Nobuyoshi 2189 3
loss
-17.98
Ohno Syunzo 2097 4
win
+10.07
22nd Kanto Championship
2005-05-22
Rating: 2231.65 -> 2232.77
Opponent Rating Round Result R. Change
Mitsumori Masao 2153 1
win
+12.47
Yamaguchi Yusui 2470 2
loss
-6.47
Kudomi Takahiro 2302 3
win
+19.23
Maruta Koji 2263 4
loss
-14.54
Sato Kiyotomi 2379 5
loss
-9.58
45th Suisei-sen Tournament
2005-03-20
Rating: 2200.84 -> 2231.65
Opponent Rating Round Result R. Change
Muramatsu Yasuhiro   1
win
-
Arita Nobuyoshi 2160 2
win
+14.13
Sano Hiroyuki 2215 3
win
+16.68
Kobayashi Koichi   4
win
-
8th Mikami Cup - A Class
2005-01-23
Rating: 2200 = 2160 + (400 * (5.5 - 4.5)) / 10
Opponent Rating Round Result R. Change
Arita Nobuyoshi 2182 1
draw
-
Nagumo Natsuhiko 2122 2
win
-
Kato Yasuhiro 2028 3
win
-
Nagao Noriaki 2106 4
loss
-
Sato Kiyotomi 2315 5
win
-
5th Kanto Renju Emperor Tournament - 1st round
2004-11-28
Provisional: 2090 = 2170 + (400 * (2 - 3)) / 5
Opponent Rating Round Result R. Change
Mitsumori Masao 2212 1
loss
-
Tomobe Katsuhiro   2
loss
-
Mao Richu   3
win
-
Iwano Fumio   4
loss
-
21st Kanto Shineisen Tournament
2004-09-12
Provisional: 2160 = 2160 + (400 * (2 - 2)) / 4
Opponent Rating Round Result R. Change
Shibata Satoru   1
win
-
Sato Kiyotomi 2307 2
loss
-
Sato Takuma 2103 3
win
-
Tashiro Yuichi   4
draw
-
Hara Masao 2177 5
win
-
7th Mikami Cup - A class
2004-01-25
Provisional: 1651 = 2051 + (400 * (0 - 1)) / 1
Opponent Rating Round Result R. Change
Kawabe Tatsuya   4
win
-
Itami Yoshiyuki   5
win
-
20th Kanto Shineisen Tournament
2003-09-21
Provisional: 1651 = 2051 + (400 * (0 - 1)) / 1
Opponent Rating Round Result R. Change
Kato Yasuhiro 2051 1
loss
-
Maruta Hiroki   2
win
-
Sato Takuma   3
loss
-
Sasaki Miyu   4
win
-
Itami Yoshiyuki   5
loss
-
Name: Jun
Surname: Koyama
Rating: 2353
Top Rating: 2439

Country: Japan
City: Tokyo

Wins: 189
Losses: 110
Draws: 31
Gy1: 38
Gy2: 74
Gy5: 194
Hover the mouse over the opponent's name to see the personal score of Jun Koyama with this player.
Time: 0.19593906402588 sec.