JPN Mitsumori Masao

Place: Hasuta, Japan

Rating: 2245.23, Rank: 219

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

Top rating: 2327.30 (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 2245.23
Round Color Result Opponent
1 White Loss JPN Maruta Hiroki 2118.74
2 White Loss JPN Inoue Fumiya 2328.54
3 White Win JPN Iwano Fumio 2133.27
4 White Win JPN Maruta Koji 2090.57
56 Meijinsen Qualification Kanto area 1st round
Date 2018-05-13 Rating 2256.64
Round Color Result Opponent
1 White Win JPN Koyama Jun 2498.73
2 White Loss JPN Sato Kiyotomi 2366.89
3 Black Win JPN Iwano Fumio 2179.28
4 Black Loss JPN Ono Takayuki 2306.99
55 Meijinsen Qualification Kanto area 1st round
Date 2017-05-21 Rating 2256.78
Round Color Result Opponent
1 Black Draw JPN Chigira Makoto 1995.17
2 White Win JPN Iwano Fumio 2192.24
3 White Loss JPN Ono Takayuki 2297.54
4 White Loss JPN Sato Kiyotomi 2394.85
54 Meijinsen Qualification East Japan area 2nd round
Date 2016-06-12 Rating 2273.83
Round Color Result Opponent
1 Black Loss JPN Tamada Yoichi 2480.90
2 White Loss JPN Okabe Hiroshi 2637.09
3 White Loss JPN Kamiya Shunsuke 2640.52
4 White Draw JPN Koyama Jun 2539.99
5 White Win JPN Kusajima Masato 2198.29
54 Meijinsen Qualification Kanto area 1st round
Date 2016-05-22 Rating 2274.46
Round Color Result Opponent
1 White Win JPN Chigira Makoto 1983.73
2 White Win JPN Kamiya Shunsuke 2638.63
3 White Loss JPN Sato Kiyotomi 2430.25
4 White Win JPN Maruta Koji 2111.98
53 Meijinsen Qualification East Japan area 1st round
Date 2015-05-10 Rating 2256.63
Round Color Result Opponent
1 White Loss JPN Koyama Jun 2530.26
2 White Loss JPN Nakamura Souta 2213.59
3 Black Win JPN Chigira Makoto 1959.48
4 Black Win JPN Fujikawa Masaki 2042.76
10th All Japan Championship
Date 2015-03-29 Rating 2255.76
Round Color Result Opponent
1 White Win JPN Fujita Yudai 2310.59
2 White Loss JPN Tamada Yoichi 2494.34
3 White Win JPN Kubo Izumi 2018.73
4 White Loss JPN Koyama Jun 2523.47
5 White Loss JPN Tanizaki Ryusuke 2139.56
6 White Loss JPN Miyagawa Junzo 2164.46
1st Senior Masters Championship
Date 2014-08-29 Rating 2265.31
Round Color Result Opponent
1 White Win JPN Miyagawa Junzo 2147.16
2 Black Loss JPN Ishitani Shin-ichi 2367.37
3 Black Win JPN Miura Hitoshi 1756.75
4 White Win JPN Kubo Izumi 2021.58
5 White Loss JPN Isobe Taizan 2352.44
6 White Win JPN Kobayashi Koichi 2184.75
7 White Win JPN Kato Yasuhiro 2024.75
52 Meijinsen Qualification East Japan area 1st round
Date 2014-06-08 Rating 2266.35
Round Color Result Opponent
1 White Loss JPN Tamada Yoichi 2473.45
2 White Loss JPN Kawamura Norihiko 2567.20
3 White Win JPN Iwano Fumio 2187.61
4 White Win JPN Kudomi Takahiro 2254.08
Team World Championship
Date 2014-05-03 Rating 2265.50
Round Color Result Opponent
5 White Loss RUS Artemyev Sergey 2506.56
6 White Loss JPN Oosumi Yuuki 2736.23
51 Meijinsen Qualification East-Japan area 2nd round
Date 2013-07-21 Rating 2264.36
Round Color Result Opponent
1 White Loss JPN Kudomi Takahiro 2310.57
2 Black Win JPN Tomobe Katsuhiro 2090.97
3 White Win JPN Kato Yasuhiro 2061.45
4 White Loss JPN Sato Kiyotomi 2385.27
5 White Loss JPN Kamiya Shunsuke 2476.88
51 Meijinsen Qualification East-Japan area 1st round
Date 2013-06-16 Rating 2265.49
Round Color Result Opponent
1 White Loss JPN Kato Yasuhiro 2067.53
2 White Win JPN Kobayashi Koichi 2152.66
3 White Loss JPN Kamiya Shunsuke 2471.66
4 White Win JPN Ono Takayuki 2313.94
29th Kanto Championship
Date 2013-05-12 Rating 2266.83
Round Color Result Opponent
1 White Draw JPN Tada Ayako 2226.69
2 White Draw JPN Isobe Taizan 2328.16
3 Black Loss JPN Nakamura Shigeru 2786.96
4 White Win JPN Tomobe Katsuhiro 2096.27
5 White Loss JPN Kato Yasuhiro 2070.00
8th All Japan Championship
Date 2013-03-24 Rating 2270.52
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2788.27
2 White Win JPN Kubo Izumi 2021.74
3 White Win JPN Kato Yasuhiro 2067.35
4 White Loss JPN Isobe Taizan 2333.89
5 White Win JPN Kudomi Takahiro 2334.85
6 White Loss JPN Kamiya Shunsuke 2459.31
16th Mikami Cup Tournament
Date 2013-01-20 Rating 2273.83
Round Color Result Opponent
S1 White Loss JPN Okabe Hiroshi 2639.87
S2 White Loss JPN Fukui Nobuhiro 2482.25
S3 White Win JPN Kobayashi Koichi 2149.62
S4 White Win JPN Ishitani Shin-ichi 2301.03
S5 Black Loss JPN Kudomi Takahiro 2337.63
13 Kanto Renju Emperor Tournament 1st round
Date 2012-10-21 Rating 2277.80
Round Color Result Opponent
1 White Win JPN Kato Yasuhiro 2044.19
2 White Loss JPN Maruta Koji 2082.51
3 White Loss JPN Ono Takayuki 2345.32
4 White Win JPN Maruta Hiroki 2056.86
50 Meijinsen Qualification East-Japan area 1st round
Date 2012-06-03 Rating 2291.55
Round Color Result Opponent
1 Black Win JPN Maruta Koji 2068.89
2 White Win JPN Sato Kiyotomi 2329.08
3 Black Loss JPN Nakamura Shigeru 2798.90
4 White Loss JPN Kudomi Takahiro 2344.31
29th Kanto Championship
Date 2012-05-13 Rating 2293.15
Round Color Result Opponent
1 Black Win JPN Kato Yasuhiro 2018.18
2 White Loss JPN Kudomi Takahiro 2344.37
3 White Win JPN Nakayama Tomoharu 2536.93
4 White Loss JPN Nakamura Shigeru 2798.77
5 White Win JPN Iwano Fumio 2082.71
15th Mikami Cup Tournament
Date 2012-03-11 Rating 2294.57
Round Color Result Opponent
S2 White Loss JPN Oosumi Yuuki 2707.64
S3 White Win JPN Tadokoro Hosai 1837.55
S4 White Loss JPN Nakamura Shigeru 2794.22
S5 Black Loss JPN Ishitani Shin-ichi 2305.23
7th All Japan Championship
Date 2012-01-29 Rating 2297.25
Round Color Result Opponent
1 Black Win JPN Suzuki Rin 1937.70
2 White Loss JPN Iio Yoshihiro 2408.21
3 White Win JPN Kobayashi Koichi 2142.57
4 White Win JPN Ishitani Shin-ichi 2309.49
5 White Loss JPN Oosumi Yuuki 2704.41
6 White Win JPN Tamada Yoichi 2414.34
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2296.94
Round Color Result Opponent
1 White Win JPN Nakayama Tomoharu 2520.74
2 White Loss JPN Okabe Hiroshi 2620.85
3 White Loss JPN Nakamura Shigeru 2791.30
4 White Loss JPN Oosumi Yuuki 2702.94
5 White Loss JPN Kamiya Shunsuke 2400.17
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2294.20
Round Color Result Opponent
1 White Win JPN Kobayashi Koichi 2126.37
2 White Loss JPN Kamiya Shunsuke 2389.24
3 White Win JPN Ono Takayuki 2334.40
4 White Win JPN Kudomi Takahiro 2336.69
49 Meijinsen Qualification East-Japan area 1st round
Date 2011-06-12 Rating 2279.70
Round Color Result Opponent
1 White Loss JPN Nagao Noriaki 2364.61
2 White Loss JPN Ono Takayuki 2328.12
3 White Loss JPN Kudomi Takahiro 2328.09
4 White Win JPN Maruta Hiroki 2050.19
28th Kanto Championship
Date 2011-05-22 Rating 2279.02
Round Color Result Opponent
1 White Loss JPN Fujikawa Masaki 2021.59
2 Black Win JPN Maruta Hiroki 2051.99
3 White Loss JPN Tomobe Katsuhiro 2158.14
4 White Win JPN Ono Takayuki 2327.81
5 White Win JPN Nakayama Tomoharu 2476.55
14th Mikami Cup Tournament
Date 2011-01-30 Rating 2274.92
Round Color Result Opponent
S1 White Win JPN Gakumazawa Hideaki 2031.77
S2 White Loss JPN Oosumi Yuuki 2652.62
S3 White Loss JPN Ono Takayuki 2327.19
S5 Black Loss JPN Nakamura Shigeru 2773.57
11 Kanto Renju Emperor Tournament 2nd round
Date 2010-11-21 Rating 2274.35
Round Color Result Opponent
5 White Win JPN Fukui Nobuhiro 2285.15
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2273.38
Round Color Result Opponent
1 White Win JPN Iwano Fumio 2072.99
2 White Win JPN Nagao Noriaki 2353.63
3 White Loss JPN Okabe Hiroshi 2606.49
4 White Win JPN Ono Takayuki 2324.15
Meijinsen Qualification East-Japan area 1st round
Date 2010-06-27 Rating 2255.40
Round Color Result Opponent
1 Black Win JPN Kato Yasuhiro 2022.05
2 White Win JPN Fukui Nobuhiro 2254.55
3 White Draw JPN Isobe Taizan 2330.74
4 White Loss JPN Ono Takayuki 2322.86
27th Kanto Championship
Date 2010-05-23 Rating 2249.34
Round Color Result Opponent
1 White Loss JPN Tomobe Katsuhiro 2145.28
2 Black Win JPN Maruta Hiroki 2033.03
3 White Loss JPN Ono Takayuki 2321.38
4 White Loss JPN Nagao Noriaki 2343.91
5 Black Loss JPN Fukui Nobuhiro 2249.05
5th All Japan Championship
Date 2010-03-21 Rating 2246.34
Round Color Result Opponent
1 White Loss JPN Shimoyama Takuma 2191.22
2 White Draw JPN Kawasaki Nobuhiko 2148.64
3 White Loss JPN Kobayashi Koichi 2069.14
4 White Loss JPN Tada Ayako 2161.81
5 White Win JPN Matsuoka Teruo 1947.34
6 Black Win JPN Kuramoto Hideharu 1883.25
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2250.58
Round Color Result Opponent
S1 White Loss JPN Ono Takayuki 2312.68
47th Meijinsen Qualification East-Japan area final round
Date 2009-07-05 Rating 2275.20
Round Color Result Opponent
1 White Loss JPN Yamaguchi Yusui 2476.43
2 White Win JPN Ono Takayuki 2306.88
3 White Win JPN Kudomi Takahiro 2300.62
4 White Draw JPN Arita Nobuyoshi 2290.58
5 White Draw JPN Tamura Kazumasa 2425.90
47th Meijinsen Qualification East-Japan area 1st round
Date 2009-06-14 Rating 2275.99
Round Color Result Opponent
1 White Win JPN Ono Takayuki 2307.29
2 Black Loss JPN Sato Kiyotomi 2327.26
3 White Win JPN Kudomi Takahiro 2301.09
4 White Loss JPN Tamura Kazumasa 2427.04
26th Kanto Championship
Date 2009-05-17 Rating 2276.31
Round Color Result Opponent
5 White Win JPN Iwano Fumio 2128.24
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2276.16
Round Color Result Opponent
1 Black Win CHN Yu Manjiang 2441.33
2 Black Loss CHN Zhu Jianfeng 2498.29
3 White Loss CHN Zhou Keding 2417.01
4 White Loss JPN Isobe Taizan 2334.40
5 White Loss JPN Oosumi Yuuki 2558.00
6 Black Loss JPN Iio Yoshihiro 2409.82
7 White Win CHN Xu Bin 2138.46
4th All Japan Championship
Date 2009-03-21 Rating 2276.94
Round Color Result Opponent
1 White Win JPN Suzuki Rin 1911.19
2 White Win JPN Sato Kiyotomi 2325.30
3 White Win JPN Ishitani Shin-ichi 2290.69
4 White Loss JPN Nakamura Shigeru 2773.16
5 White Draw JPN Okabe Hiroshi 2555.23
6 White Win JPN Yamaguchi Yusui 2466.96
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2267.82
Round Color Result Opponent
S1 White Loss JPN Oosumi Yuuki 2542.62
46th Meijinsen Qualification East-Japan area 1st round
Date 2008-06-15 Rating 2238.67
Round Color Result Opponent
2 White Win JPN Tamada Yoichi 2193.58
ex White Loss JPN Sato Kiyotomi 2293.72
8 Kanto Renju Emperor Tournament 1st round
Date 2007-10-21 Rating 2206.46
Round Color Result Opponent
2 White Win JPN Kurimoto Masayuki 1789.46
4 White Loss JPN Ono Takayuki 2306.07
The 5th Shanghai Renju Meijin Invitation Tournament
Date 2007-05-03 Rating 2186.84
Round Color Result Opponent
1 White Loss CHN Wu Hao 2543.99
2 White Loss CHN Yu Manjiang 2495.10
3 White Win CHN Zhang Yifeng 2359.68
SF1 White Loss JPN Okabe Hiroshi 2483.57
SF2 White Loss CHN Ge Chongyu 2315.68
SF3 White Draw JPN Isobe Taizan 2314.81
SF4 White Loss CHN Zhu Jianfeng 2427.53
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2182.45
Round Color Result Opponent
1 White Loss JPN Sato Kiyotomi 2268.28
2 White Win JPN Maruta Hiroki 1928.63
Asian Championship
Date 2006-08-15 Rating 2160.60
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2044.35
2 White Loss KOR Park Jeong Ho 2308.99
3 White Loss KOR Choi Yun-Seok 2126.36
4 Black Loss JPN Ishitani Shin-ichi 2239.52
5 Black Loss KOR Kim Hong Soon 2046.28
6 White Win KOR Cha Jee-Young 1652.43
7 White Win KOR Kang Bo-Ra 1719.88
8 White Draw KOR Chang Jae-Won 2027.47
The 4th Shanghai Renju Meijin Invitation Tournament
Date 2006-03-20 Rating 2163.78
Round Color Result Opponent
1 White Loss CHN Ge Lingfeng 2296.04
2 White Loss CHN Wu Hao 2535.87
3 White Loss CHN Zhu Jianfeng 2398.61
4 White Loss JPN Isobe Taizan 2282.44
5 White Loss CHN Li Hongbin 2379.69
6 White Win CHN Xue Wenxi 2282.70
7 White Loss JPN Takashima Junya 2375.21
World Championship BT
Date 2003-08-08 Rating 2237.72
Round Color Result Opponent
1 White Draw CZE Rybka Ales 2146.76
2 White Win TPE Chen Ko-Han 2329.00
3 White Win JPN Tamura Kazumasa 2319.11
4 White Win CHN Chen Wei 2422.59
5 White Loss EST Lents Johann 2369.04
6 White Loss EST Ilu Timo 2297.53
7 White Loss JPN Ishitani Shin-ichi 2258.66
8 White Loss RUS Chernov Sergey 2235.62
9 White Win JPN Ono Takayuki 2188.66
World Championship QT
Date 2003-07-31 Rating 2237.99
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2380.96
2 White Win RUS Tarannikov Yuriy 2476.13
3 White Draw AZE Dzainukov Eldar 2044.72
4 White Win RUS Karasyov Maxim 2395.26
5 White Loss RUS Sushkov Vladimir 2575.47
6 White Loss SWE Gardstrom Petter 2327.28
7 White Loss EST Ilu Timo 2295.43
World Championship BT
Date 1999-08-05 Rating 2284.31
Round Color Result Opponent
1 Black Loss SWE Jonsson Peter 2150.73
2 White Win SWE Gaulitz Joachim 2242.36
3 White Win TPE Chen Chen-Kuo 2009.94
4 White Loss JPN Nara Hideki 2471.23
5 White Win ARM Poghosyan Albert 2228.83
6 White Win UZB Khramov Andrey 2145.60
7 White Loss RUS Filippov Sergey 2258.27
8 White Draw RUS Volkov Sergey 2167.94
9 White Win SWE Andersson Tord 2158.45
World Championship BT
Date 1995-08-07 Rating 2327.30
Round Color Result Opponent
White Loss RUS Sinyov Igor 2418.81
Black Win LAT Matyuk Valeri 2133.57
White Win RUS Fedorkin Oleg 2277.48
White Win JPN Hayakawa Yoshimi 2456.42
White Loss LAT Gurckis Gatis 2207.55
White Win CHN Na Wei 1864.75
Black Win EST Tuvikene Margus 2277.61
World Championship BT
Date 1993-08-12 Rating 2305.03
Round Color Result Opponent
White Loss EST Tuvikene Margus 2263.78
White Win LAT Matyuk Valeri 2112.90
Black Win SWE Henningsson Anders 2172.20
White Loss SWE Palmgren Jan 2204.18
White Win SWE Maltell Tommy 1955.77
Black Win RUS Golosov Viktor 2104.57
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 2158.53