JPN Mitsumori Masao

Place: Hasuta, Japan

Rating: 2247.49, Rank: 225

First game: 1991-08-10, Last game: 2019-05-12

Top rating: 2327.40 (1995-08-07)

Games: 227, Wins: 101, Draws: 14, Losses: 112

Gy1: 0, Gy2: 4, Gy5: 21

57 Meijinsen Qualification Kanto area 1st round
Date 2019-05-12 Rating 2247.49
Round Color Result Opponent
1 White Loss JPN Maruta Hiroki 2119.95
2 White Loss JPN Inoue Fumiya 2329.29
3 White Win JPN Iwano Fumio 2135.46
4 White Win JPN Maruta Koji 2093.36
56 Meijinsen Qualification Kanto area 1st round
Date 2018-05-13 Rating 2258.97
Round Color Result Opponent
1 White Win JPN Koyama Jun 2502.31
2 White Loss JPN Sato Kiyotomi 2368.43
3 Black Win JPN Iwano Fumio 2181.93
4 Black Loss JPN Ono Takayuki 2308.11
55 Meijinsen Qualification Kanto area 1st round
Date 2017-05-21 Rating 2259.22
Round Color Result Opponent
1 Black Draw JPN Chigira Makoto 1996.50
2 White Win JPN Iwano Fumio 2195.17
3 White Loss JPN Ono Takayuki 2299.49
4 White Loss JPN Sato Kiyotomi 2396.78
54 Meijinsen Qualification East Japan area 2nd round
Date 2016-06-12 Rating 2276.41
Round Color Result Opponent
1 Black Loss JPN Tamada Yoichi 2483.06
2 White Loss JPN Okabe Hiroshi 2640.20
3 White Loss JPN Kamiya Shunsuke 2643.83
4 White Draw JPN Koyama Jun 2543.25
5 White Win JPN Kusajima Masato 2197.76
54 Meijinsen Qualification Kanto area 1st round
Date 2016-05-22 Rating 2277.05
Round Color Result Opponent
1 White Win JPN Chigira Makoto 1985.34
2 White Win JPN Kamiya Shunsuke 2641.97
3 White Loss JPN Sato Kiyotomi 2432.79
4 White Win JPN Maruta Koji 2114.53
53 Meijinsen Qualification East Japan area 1st round
Date 2015-05-10 Rating 2259.49
Round Color Result Opponent
1 White Loss JPN Koyama Jun 2533.86
2 White Loss JPN Nakamura Souta 2216.63
3 Black Win JPN Chigira Makoto 1961.15
4 Black Win JPN Fujikawa Masaki 2045.60
10th All Japan Championship
Date 2015-03-29 Rating 2258.65
Round Color Result Opponent
1 White Win JPN Fujita Yudai 2314.29
2 White Loss JPN Tamada Yoichi 2497.19
3 White Win JPN Kubo Izumi 2020.94
4 White Loss JPN Koyama Jun 2527.05
5 White Loss JPN Tanizaki Ryusuke 2142.51
6 White Loss JPN Miyagawa Junzo 2167.93
1st Senior Masters Championship
Date 2014-08-29 Rating 2268.31
Round Color Result Opponent
1 White Win JPN Miyagawa Junzo 2150.48
2 Black Loss JPN Ishitani Shin-ichi 2371.21
3 Black Win JPN Miura Hitoshi 1758.12
4 White Win JPN Kubo Izumi 2023.96
5 White Loss JPN Isobe Taizan 2355.64
6 White Win JPN Kobayashi Koichi 2187.18
7 White Win JPN Kato Yasuhiro 2027.93
52 Meijinsen Qualification East Japan area 1st round
Date 2014-06-08 Rating 2269.40
Round Color Result Opponent
1 White Loss JPN Tamada Yoichi 2476.47
2 White Loss JPN Kawamura Norihiko 2571.69
3 White Win JPN Iwano Fumio 2190.52
4 White Win JPN Kudomi Takahiro 2257.69
Team World Championship
Date 2014-05-03 Rating 2268.57
Round Color Result Opponent
5 White Loss RUS Artemyev Sergey 2513.60
6 White Loss JPN Oosumi Yuuki 2739.82
51 Meijinsen Qualification East-Japan area 2nd round
Date 2013-07-21 Rating 2267.47
Round Color Result Opponent
1 White Loss JPN Kudomi Takahiro 2314.37
2 Black Win JPN Tomobe Katsuhiro 2093.94
3 White Win JPN Kato Yasuhiro 2064.47
4 White Loss JPN Sato Kiyotomi 2388.45
5 White Loss JPN Kamiya Shunsuke 2480.50
51 Meijinsen Qualification East-Japan area 1st round
Date 2013-06-16 Rating 2268.60
Round Color Result Opponent
1 White Loss JPN Kato Yasuhiro 2070.54
2 White Win JPN Kobayashi Koichi 2155.37
3 White Loss JPN Kamiya Shunsuke 2475.26
4 White Win JPN Ono Takayuki 2317.62
29th Kanto Championship
Date 2013-05-12 Rating 2269.93
Round Color Result Opponent
1 White Draw JPN Tada Ayako 2229.58
2 White Draw JPN Isobe Taizan 2331.31
3 Black Loss JPN Nakamura Shigeru 2789.73
4 White Win JPN Tomobe Katsuhiro 2099.20
5 White Loss JPN Kato Yasuhiro 2072.99
8th All Japan Championship
Date 2013-03-24 Rating 2273.63
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2790.93
2 White Win JPN Kubo Izumi 2024.31
3 White Win JPN Kato Yasuhiro 2070.32
4 White Loss JPN Isobe Taizan 2337.05
5 White Win JPN Kudomi Takahiro 2338.46
6 White Loss JPN Kamiya Shunsuke 2462.88
16th Mikami Cup Tournament
Date 2013-01-20 Rating 2276.93
Round Color Result Opponent
S1 White Loss JPN Okabe Hiroshi 2643.88
S2 White Loss JPN Fukui Nobuhiro 2486.04
S3 White Win JPN Kobayashi Koichi 2152.36
S4 White Win JPN Ishitani Shin-ichi 2304.66
S5 Black Loss JPN Kudomi Takahiro 2341.17
13 Kanto Renju Emperor Tournament 1st round
Date 2012-10-21 Rating 2280.89
Round Color Result Opponent
1 White Win JPN Kato Yasuhiro 2047.09
2 White Loss JPN Maruta Koji 2085.21
3 White Loss JPN Ono Takayuki 2349.20
4 White Win JPN Maruta Hiroki 2059.62
50 Meijinsen Qualification East-Japan area 1st round
Date 2012-06-03 Rating 2294.61
Round Color Result Opponent
1 Black Win JPN Maruta Koji 2071.58
2 White Win JPN Sato Kiyotomi 2332.13
3 Black Loss JPN Nakamura Shigeru 2800.26
4 White Loss JPN Kudomi Takahiro 2347.61
29th Kanto Championship
Date 2012-05-13 Rating 2296.21
Round Color Result Opponent
1 Black Win JPN Kato Yasuhiro 2021.01
2 White Loss JPN Kudomi Takahiro 2347.64
3 White Win JPN Nakayama Tomoharu 2540.80
4 White Loss JPN Nakamura Shigeru 2799.99
5 White Win JPN Iwano Fumio 2085.47
15th Mikami Cup Tournament
Date 2012-03-11 Rating 2297.62
Round Color Result Opponent
S2 White Loss JPN Oosumi Yuuki 2710.85
S3 White Win JPN Tadokoro Hosai 1839.90
S4 White Loss JPN Nakamura Shigeru 2794.91
S5 Black Loss JPN Ishitani Shin-ichi 2308.54
7th All Japan Championship
Date 2012-01-29 Rating 2300.30
Round Color Result Opponent
1 Black Win JPN Suzuki Rin 1940.24
2 White Loss JPN Iio Yoshihiro 2411.87
3 White Win JPN Kobayashi Koichi 2145.26
4 White Win JPN Ishitani Shin-ichi 2312.77
5 White Loss JPN Oosumi Yuuki 2707.60
6 White Win JPN Tamada Yoichi 2417.35
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2299.99
Round Color Result Opponent
1 White Win JPN Nakayama Tomoharu 2524.41
2 White Loss JPN Okabe Hiroshi 2624.78
3 White Loss JPN Nakamura Shigeru 2791.46
4 White Loss JPN Oosumi Yuuki 2706.13
5 White Loss JPN Kamiya Shunsuke 2403.64
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2297.23
Round Color Result Opponent
1 White Win JPN Kobayashi Koichi 2129.04
2 White Loss JPN Kamiya Shunsuke 2392.73
3 White Win JPN Ono Takayuki 2338.07
4 White Win JPN Kudomi Takahiro 2339.84
49 Meijinsen Qualification East-Japan area 1st round
Date 2011-06-12 Rating 2282.69
Round Color Result Opponent
1 White Loss JPN Nagao Noriaki 2367.66
2 White Loss JPN Ono Takayuki 2331.67
3 White Loss JPN Kudomi Takahiro 2331.18
4 White Win JPN Maruta Hiroki 2052.85
28th Kanto Championship
Date 2011-05-22 Rating 2282.01
Round Color Result Opponent
1 White Loss JPN Fujikawa Masaki 2024.18
2 Black Win JPN Maruta Hiroki 2054.65
3 White Loss JPN Tomobe Katsuhiro 2160.91
4 White Win JPN Ono Takayuki 2331.33
5 White Win JPN Nakayama Tomoharu 2479.94
14th Mikami Cup Tournament
Date 2011-01-30 Rating 2277.86
Round Color Result Opponent
S1 White Win JPN Gakumazawa Hideaki 2033.69
S2 White Loss JPN Oosumi Yuuki 2655.71
S3 White Loss JPN Ono Takayuki 2330.55
S5 Black Loss JPN Nakamura Shigeru 2769.22
11 Kanto Renju Emperor Tournament 2nd round
Date 2010-11-21 Rating 2277.28
Round Color Result Opponent
5 White Win JPN Fukui Nobuhiro 2288.18
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2276.30
Round Color Result Opponent
1 White Win JPN Iwano Fumio 2075.65
2 White Win JPN Nagao Noriaki 2356.74
3 White Loss JPN Okabe Hiroshi 2610.67
4 White Win JPN Ono Takayuki 2327.41
Meijinsen Qualification East-Japan area 1st round
Date 2010-06-27 Rating 2258.28
Round Color Result Opponent
1 Black Win JPN Kato Yasuhiro 2024.62
2 White Win JPN Fukui Nobuhiro 2257.49
3 White Draw JPN Isobe Taizan 2333.30
4 White Loss JPN Ono Takayuki 2326.02
27th Kanto Championship
Date 2010-05-23 Rating 2252.22
Round Color Result Opponent
1 White Loss JPN Tomobe Katsuhiro 2147.89
2 Black Win JPN Maruta Hiroki 2035.61
3 White Loss JPN Ono Takayuki 2324.53
4 White Loss JPN Nagao Noriaki 2347.09
5 Black Loss JPN Fukui Nobuhiro 2251.97
5th All Japan Championship
Date 2010-03-21 Rating 2249.20
Round Color Result Opponent
1 White Loss JPN Shimoyama Takuma 2193.75
2 White Draw JPN Kawasaki Nobuhiko 2151.16
3 White Loss JPN Kobayashi Koichi 2071.62
4 White Loss JPN Tada Ayako 2164.46
5 White Win JPN Matsuoka Teruo 1949.75
6 Black Win JPN Kuramoto Hideharu 1885.53
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2253.44
Round Color Result Opponent
S1 White Loss JPN Ono Takayuki 2315.79
47th Meijinsen Qualification East-Japan area final round
Date 2009-07-05 Rating 2278.02
Round Color Result Opponent
1 White Loss JPN Yamaguchi Yusui 2478.77
2 White Win JPN Ono Takayuki 2309.99
3 White Win JPN Kudomi Takahiro 2303.47
4 White Draw JPN Arita Nobuyoshi 2293.24
5 White Draw JPN Tamura Kazumasa 2428.73
47th Meijinsen Qualification East-Japan area 1st round
Date 2009-06-14 Rating 2278.81
Round Color Result Opponent
1 White Win JPN Ono Takayuki 2310.39
2 Black Loss JPN Sato Kiyotomi 2330.20
3 White Win JPN Kudomi Takahiro 2303.94
4 White Loss JPN Tamura Kazumasa 2429.84
26th Kanto Championship
Date 2009-05-17 Rating 2279.12
Round Color Result Opponent
5 White Win JPN Iwano Fumio 2130.81
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2278.97
Round Color Result Opponent
1 Black Win CHN Yu Manjiang 2444.01
2 Black Loss CHN Zhu Jianfeng 2501.48
3 White Loss CHN Zhou Keding 2419.97
4 White Loss JPN Isobe Taizan 2336.81
5 White Loss JPN Oosumi Yuuki 2561.05
6 Black Loss JPN Iio Yoshihiro 2413.09
7 White Win CHN Xu Bin 2141.05
4th All Japan Championship
Date 2009-03-21 Rating 2279.74
Round Color Result Opponent
1 White Win JPN Suzuki Rin 1913.47
2 White Win JPN Sato Kiyotomi 2328.29
3 White Win JPN Ishitani Shin-ichi 2293.97
4 White Loss JPN Nakamura Shigeru 2743.73
5 White Draw JPN Okabe Hiroshi 2567.75
6 White Win JPN Yamaguchi Yusui 2469.09
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2270.63
Round Color Result Opponent
S1 White Loss JPN Oosumi Yuuki 2545.71
46th Meijinsen Qualification East-Japan area 1st round
Date 2008-06-15 Rating 2241.48
Round Color Result Opponent
2 White Win JPN Tamada Yoichi 2196.56
ex White Loss JPN Sato Kiyotomi 2296.86
8 Kanto Renju Emperor Tournament 1st round
Date 2007-10-21 Rating 2209.26
Round Color Result Opponent
2 White Win JPN Kurimoto Masayuki 1790.19
4 White Loss JPN Ono Takayuki 2308.88
The 5th Shanghai Renju Meijin Invitation Tournament
Date 2007-05-03 Rating 2189.64
Round Color Result Opponent
1 White Loss CHN Wu Hao 2546.72
2 White Loss CHN Yu Manjiang 2497.62
3 White Win CHN Zhang Yifeng 2362.96
SF1 White Loss JPN Okabe Hiroshi 2499.05
SF2 White Loss CHN Ge Chongyu 2318.33
SF3 White Draw JPN Isobe Taizan 2317.38
SF4 White Loss CHN Zhu Jianfeng 2430.68
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2185.22
Round Color Result Opponent
1 White Loss JPN Sato Kiyotomi 2271.39
2 White Win JPN Maruta Hiroki 1930.98
Asian Championship
Date 2006-08-15 Rating 2163.22
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2046.76
2 White Loss KOR Park Jeong Ho 2311.15
3 White Loss KOR Choi Yun-Seok 2128.23
4 Black Loss JPN Ishitani Shin-ichi 2242.56
5 Black Loss KOR Kim Hong Soon 2048.04
6 White Win KOR Cha Jee-Young 1653.27
7 White Win KOR Kang Bo-Ra 1720.74
8 White Draw KOR Chang Jae-Won 2028.97
The 4th Shanghai Renju Meijin Invitation Tournament
Date 2006-03-20 Rating 2166.36
Round Color Result Opponent
1 White Loss CHN Ge Lingfeng 2298.32
2 White Loss CHN Wu Hao 2538.58
3 White Loss CHN Zhu Jianfeng 2401.39
4 White Loss JPN Isobe Taizan 2284.94
5 White Loss CHN Li Hongbin 2382.46
6 White Win CHN Xue Wenxi 2284.90
7 White Loss JPN Takashima Junya 2377.95
World Championship BT
Date 2003-08-08 Rating 2240.03
Round Color Result Opponent
1 White Draw CZE Rybka Ales 2149.32
2 White Win TPE Chen Ko-Han 2331.30
3 White Win JPN Tamura Kazumasa 2321.54
4 White Win CHN Chen Wei 2425.85
5 White Loss EST Lents Johann 2371.18
6 White Loss EST Ilu Timo 2300.21
7 White Loss JPN Ishitani Shin-ichi 2261.44
8 White Loss RUS Chernov Sergey 2237.72
9 White Win JPN Ono Takayuki 2191.10
World Championship QT
Date 2003-07-31 Rating 2240.30
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2383.19
2 White Win RUS Tarannikov Yuriy 2484.67
3 White Draw AZE Dzainukov Eldar 2046.92
4 White Win RUS Karasyov Maxim 2397.43
5 White Loss RUS Sushkov Vladimir 2577.78
6 White Loss SWE Gardstrom Petter 2329.73
7 White Loss EST Ilu Timo 2298.10
World Championship BT
Date 1999-08-05 Rating 2285.31
Round Color Result Opponent
1 Black Loss SWE Jonsson Peter 2151.29
2 White Win SWE Gaulitz Joachim 2243.72
3 White Win TPE Chen Chen-Kuo 2012.26
4 White Loss JPN Nara Hideki 2471.99
5 White Win ARM Poghosyan Albert 2230.03
6 White Win UZB Khramov Andrey 2147.55
7 White Loss RUS Filippov Sergey 2259.92
8 White Draw RUS Volkov Sergey 2162.50
9 White Win SWE Andersson Tord 2160.29
World Championship BT
Date 1995-08-07 Rating 2327.40
Round Color Result Opponent
White Loss RUS Sinyov Igor 2422.35
Black Win LAT Matyuk Valeri 2132.42
White Win RUS Fedorkin Oleg 2278.24
White Win JPN Hayakawa Yoshimi 2455.26
White Loss LAT Gurckis Gatis 2204.28
White Win CHN Na Wei 1866.03
Black Win EST Tuvikene Margus 2278.27
World Championship BT
Date 1993-08-12 Rating 2304.72
Round Color Result Opponent
White Loss EST Tuvikene Margus 2265.37
White Win LAT Matyuk Valeri 2111.90
Black Win SWE Henningsson Anders 2167.54
White Loss SWE Palmgren Jan 2198.86
White Win SWE Maltell Tommy 1951.31
Black Win RUS Golosov Viktor 2103.62
World Championship BT
Date 1991-08-10 Rating 2297.55
Round Color Result Opponent
3 White Win RUS Krasnonosov Dmitry 2204.00
6 Black Win RUS Zabrodin Evgeny 2163.00