JPN Mitsumori Masao

Place: Hasuta, Japan

Rating: 2241.41, Rank: 230

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

Top rating: 2325.95 (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 2241.41
Round Color Result Opponent
1 White Loss JPN Maruta Hiroki 2108.13
2 White Loss JPN Inoue Fumiya 2333.16
3 White Win JPN Iwano Fumio 2128.73
4 White Win JPN Maruta Koji 2056.67
56 Meijinsen Qualification Kanto area 1st round
Date 2018-05-13 Rating 2253.69
Round Color Result Opponent
1 White Win JPN Koyama Jun 2499.85
2 White Loss JPN Sato Kiyotomi 2364.73
3 Black Win JPN Iwano Fumio 2176.56
4 Black Loss JPN Ono Takayuki 2303.59
55 Meijinsen Qualification Kanto area 1st round
Date 2017-05-21 Rating 2254.58
Round Color Result Opponent
1 Black Draw JPN Chigira Makoto 1992.54
2 White Win JPN Iwano Fumio 2190.44
3 White Loss JPN Ono Takayuki 2295.33
4 White Loss JPN Sato Kiyotomi 2393.18
54 Meijinsen Qualification East Japan area 2nd round
Date 2016-06-12 Rating 2272.31
Round Color Result Opponent
1 Black Loss JPN Tamada Yoichi 2477.32
2 White Loss JPN Okabe Hiroshi 2637.72
3 White Loss JPN Kamiya Shunsuke 2641.38
4 White Draw JPN Koyama Jun 2540.64
5 White Win JPN Kusajima Masato 2193.88
54 Meijinsen Qualification Kanto area 1st round
Date 2016-05-22 Rating 2272.99
Round Color Result Opponent
1 White Win JPN Chigira Makoto 1981.53
2 White Win JPN Kamiya Shunsuke 2639.50
3 White Loss JPN Sato Kiyotomi 2429.50
4 White Win JPN Maruta Koji 2104.09
53 Meijinsen Qualification East Japan area 1st round
Date 2015-05-10 Rating 2256.13
Round Color Result Opponent
1 White Loss JPN Koyama Jun 2531.30
2 White Loss JPN Nakamura Souta 2213.56
3 Black Win JPN Chigira Makoto 1957.59
4 Black Win JPN Fujikawa Masaki 2042.80
10th All Japan Championship
Date 2015-03-29 Rating 2255.36
Round Color Result Opponent
1 White Win JPN Fujita Yudai 2312.20
2 White Loss JPN Tamada Yoichi 2493.47
3 White Win JPN Kubo Izumi 2019.04
4 White Loss JPN Koyama Jun 2524.51
5 White Loss JPN Tanizaki Ryusuke 2139.50
6 White Loss JPN Miyagawa Junzo 2165.97
1st Senior Masters Championship
Date 2014-08-29 Rating 2265.32
Round Color Result Opponent
1 White Win JPN Miyagawa Junzo 2148.43
2 Black Loss JPN Ishitani Shin-ichi 2368.83
3 Black Win JPN Miura Hitoshi 1755.80
4 White Win JPN Kubo Izumi 2022.01
5 White Loss JPN Isobe Taizan 2353.29
6 White Win JPN Kobayashi Koichi 2184.72
7 White Win JPN Kato Yasuhiro 2024.95
52 Meijinsen Qualification East Japan area 1st round
Date 2014-06-08 Rating 2266.49
Round Color Result Opponent
1 White Loss JPN Tamada Yoichi 2473.35
2 White Loss JPN Kawamura Norihiko 2568.67
3 White Win JPN Iwano Fumio 2187.69
4 White Win JPN Kudomi Takahiro 2255.25
Team World Championship
Date 2014-05-03 Rating 2265.70
Round Color Result Opponent
5 White Loss RUS Artemyev Sergey 2510.62
6 White Loss JPN Oosumi Yuuki 2737.35
51 Meijinsen Qualification East-Japan area 2nd round
Date 2013-07-21 Rating 2264.87
Round Color Result Opponent
1 White Loss JPN Kudomi Takahiro 2312.04
2 Black Win JPN Tomobe Katsuhiro 2091.34
3 White Win JPN Kato Yasuhiro 2061.97
4 White Loss JPN Sato Kiyotomi 2386.08
5 White Loss JPN Kamiya Shunsuke 2478.06
51 Meijinsen Qualification East-Japan area 1st round
Date 2013-06-16 Rating 2266.04
Round Color Result Opponent
1 White Loss JPN Kato Yasuhiro 2068.08
2 White Win JPN Kobayashi Koichi 2153.08
3 White Loss JPN Kamiya Shunsuke 2472.83
4 White Win JPN Ono Takayuki 2315.02
29th Kanto Championship
Date 2013-05-12 Rating 2267.40
Round Color Result Opponent
1 White Draw JPN Tada Ayako 2227.38
2 White Draw JPN Isobe Taizan 2329.03
3 Black Loss JPN Nakamura Shigeru 2787.40
4 White Win JPN Tomobe Katsuhiro 2096.69
5 White Loss JPN Kato Yasuhiro 2070.57
8th All Japan Championship
Date 2013-03-24 Rating 2271.14
Round Color Result Opponent
1 White Loss JPN Nakamura Shigeru 2788.61
2 White Win JPN Kubo Izumi 2022.41
3 White Win JPN Kato Yasuhiro 2067.94
4 White Loss JPN Isobe Taizan 2334.78
5 White Win JPN Kudomi Takahiro 2336.17
6 White Loss JPN Kamiya Shunsuke 2460.50
16th Mikami Cup Tournament
Date 2013-01-20 Rating 2274.49
Round Color Result Opponent
S1 White Loss JPN Okabe Hiroshi 2641.47
S2 White Loss JPN Fukui Nobuhiro 2483.67
S3 White Win JPN Kobayashi Koichi 2150.13
S4 White Win JPN Ishitani Shin-ichi 2302.41
S5 Black Loss JPN Kudomi Takahiro 2338.90
13 Kanto Renju Emperor Tournament 1st round
Date 2012-10-21 Rating 2278.50
Round Color Result Opponent
1 White Win JPN Kato Yasuhiro 2044.86
2 White Loss JPN Maruta Koji 2081.65
3 White Loss JPN Ono Takayuki 2346.71
4 White Win JPN Maruta Hiroki 2057.50
50 Meijinsen Qualification East-Japan area 1st round
Date 2012-06-03 Rating 2292.32
Round Color Result Opponent
1 Black Win JPN Maruta Koji 2068.30
2 White Win JPN Sato Kiyotomi 2330.01
3 Black Loss JPN Nakamura Shigeru 2798.06
4 White Loss JPN Kudomi Takahiro 2345.45
29th Kanto Championship
Date 2012-05-13 Rating 2293.93
Round Color Result Opponent
1 Black Win JPN Kato Yasuhiro 2018.91
2 White Loss JPN Kudomi Takahiro 2345.49
3 White Win JPN Nakayama Tomoharu 2538.56
4 White Loss JPN Nakamura Shigeru 2797.81
5 White Win JPN Iwano Fumio 2083.34
15th Mikami Cup Tournament
Date 2012-03-11 Rating 2295.39
Round Color Result Opponent
S2 White Loss JPN Oosumi Yuuki 2708.77
S3 White Win JPN Tadokoro Hosai 1838.29
S4 White Loss JPN Nakamura Shigeru 2792.77
S5 Black Loss JPN Ishitani Shin-ichi 2306.49
7th All Japan Championship
Date 2012-01-29 Rating 2298.09
Round Color Result Opponent
1 Black Win JPN Suzuki Rin 1938.24
2 White Loss JPN Iio Yoshihiro 2409.73
3 White Win JPN Kobayashi Koichi 2143.19
4 White Win JPN Ishitani Shin-ichi 2310.75
5 White Loss JPN Oosumi Yuuki 2705.54
6 White Win JPN Tamada Yoichi 2415.10
12 Kanto Renju Emperor Tournament 2nd round
Date 2012-01-15 Rating 2297.80
Round Color Result Opponent
1 White Win JPN Nakayama Tomoharu 2522.25
2 White Loss JPN Okabe Hiroshi 2622.63
3 White Loss JPN Nakamura Shigeru 2789.34
4 White Loss JPN Oosumi Yuuki 2704.07
5 White Loss JPN Kamiya Shunsuke 2401.48
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2295.08
Round Color Result Opponent
1 White Win JPN Kobayashi Koichi 2127.02
2 White Loss JPN Kamiya Shunsuke 2390.61
3 White Win JPN Ono Takayuki 2335.88
4 White Win JPN Kudomi Takahiro 2337.79
49 Meijinsen Qualification East-Japan area 1st round
Date 2011-06-12 Rating 2280.63
Round Color Result Opponent
1 White Loss JPN Nagao Noriaki 2365.71
2 White Loss JPN Ono Takayuki 2329.57
3 White Loss JPN Kudomi Takahiro 2329.18
4 White Win JPN Maruta Hiroki 2051.00
28th Kanto Championship
Date 2011-05-22 Rating 2279.95
Round Color Result Opponent
1 White Loss JPN Fujikawa Masaki 2022.24
2 Black Win JPN Maruta Hiroki 2052.81
3 White Loss JPN Tomobe Katsuhiro 2158.94
4 White Win JPN Ono Takayuki 2329.24
5 White Win JPN Nakayama Tomoharu 2477.90
14th Mikami Cup Tournament
Date 2011-01-30 Rating 2275.87
Round Color Result Opponent
S1 White Win JPN Gakumazawa Hideaki 2031.87
S2 White Loss JPN Oosumi Yuuki 2653.80
S3 White Loss JPN Ono Takayuki 2328.53
S5 Black Loss JPN Nakamura Shigeru 2767.29
11 Kanto Renju Emperor Tournament 2nd round
Date 2010-11-21 Rating 2275.32
Round Color Result Opponent
5 White Win JPN Fukui Nobuhiro 2286.29
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2274.35
Round Color Result Opponent
1 White Win JPN Iwano Fumio 2073.81
2 White Win JPN Nagao Noriaki 2354.87
3 White Loss JPN Okabe Hiroshi 2608.77
4 White Win JPN Ono Takayuki 2325.45
Meijinsen Qualification East-Japan area 1st round
Date 2010-06-27 Rating 2256.39
Round Color Result Opponent
1 Black Win JPN Kato Yasuhiro 2022.90
2 White Win JPN Fukui Nobuhiro 2255.65
3 White Draw JPN Isobe Taizan 2331.49
4 White Loss JPN Ono Takayuki 2324.12
27th Kanto Championship
Date 2010-05-23 Rating 2250.34
Round Color Result Opponent
1 White Loss JPN Tomobe Katsuhiro 2146.10
2 Black Win JPN Maruta Hiroki 2033.91
3 White Loss JPN Ono Takayuki 2322.64
4 White Loss JPN Nagao Noriaki 2345.27
5 Black Loss JPN Fukui Nobuhiro 2250.14
5th All Japan Championship
Date 2010-03-21 Rating 2247.35
Round Color Result Opponent
1 White Loss JPN Shimoyama Takuma 2192.13
2 White Draw JPN Kawasaki Nobuhiko 2149.61
3 White Loss JPN Kobayashi Koichi 2069.86
4 White Loss JPN Tada Ayako 2162.72
5 White Win JPN Matsuoka Teruo 1948.13
6 Black Win JPN Kuramoto Hideharu 1883.84
13th Mikami Cup Tournament
Date 2010-01-31 Rating 2251.60
Round Color Result Opponent
S1 White Loss JPN Ono Takayuki 2313.95
47th Meijinsen Qualification East-Japan area final round
Date 2009-07-05 Rating 2276.26
Round Color Result Opponent
1 White Loss JPN Yamaguchi Yusui 2477.07
2 White Win JPN Ono Takayuki 2308.22
3 White Win JPN Kudomi Takahiro 2301.75
4 White Draw JPN Arita Nobuyoshi 2291.65
5 White Draw JPN Tamura Kazumasa 2427.03
47th Meijinsen Qualification East-Japan area 1st round
Date 2009-06-14 Rating 2277.06
Round Color Result Opponent
1 White Win JPN Ono Takayuki 2308.63
2 Black Loss JPN Sato Kiyotomi 2328.54
3 White Win JPN Kudomi Takahiro 2302.23
4 White Loss JPN Tamura Kazumasa 2428.14
26th Kanto Championship
Date 2009-05-17 Rating 2277.37
Round Color Result Opponent
5 White Win JPN Iwano Fumio 2129.14
The 6th Shanghai Renju Meijin Invitation Tournament
Date 2009-05-03 Rating 2277.22
Round Color Result Opponent
1 Black Win CHN Yu Manjiang 2442.82
2 Black Loss CHN Zhu Jianfeng 2500.30
3 White Loss CHN Zhou Keding 2418.92
4 White Loss JPN Isobe Taizan 2335.21
5 White Loss JPN Oosumi Yuuki 2559.43
6 Black Loss JPN Iio Yoshihiro 2411.48
7 White Win CHN Xu Bin 2140.12
4th All Japan Championship
Date 2009-03-21 Rating 2278.00
Round Color Result Opponent
1 White Win JPN Suzuki Rin 1911.87
2 White Win JPN Sato Kiyotomi 2326.65
3 White Win JPN Ishitani Shin-ichi 2292.38
4 White Loss JPN Nakamura Shigeru 2742.21
5 White Draw JPN Okabe Hiroshi 2566.11
6 White Win JPN Yamaguchi Yusui 2467.42
12th Mikami Cup Tournament
Date 2009-01-18 Rating 2268.88
Round Color Result Opponent
S1 White Loss JPN Oosumi Yuuki 2544.12
46th Meijinsen Qualification East-Japan area 1st round
Date 2008-06-15 Rating 2239.72
Round Color Result Opponent
2 White Win JPN Tamada Yoichi 2195.03
ex White Loss JPN Sato Kiyotomi 2295.29
8 Kanto Renju Emperor Tournament 1st round
Date 2007-10-21 Rating 2207.47
Round Color Result Opponent
2 White Win JPN Kurimoto Masayuki 1789.73
4 White Loss JPN Ono Takayuki 2307.27
The 5th Shanghai Renju Meijin Invitation Tournament
Date 2007-05-03 Rating 2187.83
Round Color Result Opponent
1 White Loss CHN Wu Hao 2545.47
2 White Loss CHN Yu Manjiang 2496.50
3 White Win CHN Zhang Yifeng 2361.89
SF1 White Loss JPN Okabe Hiroshi 2497.61
SF2 White Loss CHN Ge Chongyu 2317.24
SF3 White Draw JPN Isobe Taizan 2316.00
SF4 White Loss CHN Zhu Jianfeng 2429.46
2nd All Japan Championship (WC Qualification)
Date 2007-03-25 Rating 2183.39
Round Color Result Opponent
1 White Loss JPN Sato Kiyotomi 2269.93
2 White Win JPN Maruta Hiroki 1929.69
Asian Championship
Date 2006-08-15 Rating 2161.27
Round Color Result Opponent
1 White Win JPN Kubo Izumi 2045.25
2 White Loss KOR Park Jeong Ho 2308.93
3 White Loss KOR Choi Yun-Seok 2114.58
4 Black Loss JPN Ishitani Shin-ichi 2241.16
5 Black Loss KOR Kim Hong Soon 2045.34
6 White Win KOR Cha Jee-Young 1651.95
7 White Win KOR Kang Bo-Ra 1719.60
8 White Draw KOR Chang Jae-Won 2027.56
The 4th Shanghai Renju Meijin Invitation Tournament
Date 2006-03-20 Rating 2164.50
Round Color Result Opponent
1 White Loss CHN Ge Lingfeng 2297.22
2 White Loss CHN Wu Hao 2537.38
3 White Loss CHN Zhu Jianfeng 2400.09
4 White Loss JPN Isobe Taizan 2283.65
5 White Loss CHN Li Hongbin 2381.36
6 White Win CHN Xue Wenxi 2283.88
7 White Loss JPN Takashima Junya 2376.73
World Championship BT
Date 2003-08-08 Rating 2238.41
Round Color Result Opponent
1 White Draw CZE Rybka Ales 2148.09
2 White Win TPE Chen Ko-Han 2330.08
3 White Win JPN Tamura Kazumasa 2320.29
4 White Win CHN Chen Wei 2424.93
5 White Loss EST Lents Johann 2370.07
6 White Loss EST Ilu Timo 2299.00
7 White Loss JPN Ishitani Shin-ichi 2260.29
8 White Loss RUS Chernov Sergey 2236.45
9 White Win JPN Ono Takayuki 2189.48
World Championship QT
Date 2003-07-31 Rating 2238.68
Round Color Result Opponent
1 White Loss JPN Iio Yoshihiro 2382.21
2 White Win RUS Tarannikov Yuriy 2482.14
3 White Draw AZE Dzainukov Eldar 2045.57
4 White Win RUS Karasyov Maxim 2396.44
5 White Loss RUS Sushkov Vladimir 2577.60
6 White Loss SWE Gardstrom Petter 2328.30
7 White Loss EST Ilu Timo 2296.90
World Championship BT
Date 1999-08-05 Rating 2283.26
Round Color Result Opponent
1 Black Loss SWE Jonsson Peter 2149.45
2 White Win SWE Gaulitz Joachim 2240.55
3 White Win TPE Chen Chen-Kuo 2010.92
4 White Loss JPN Nara Hideki 2470.87
5 White Win ARM Poghosyan Albert 2228.87
6 White Win UZB Khramov Andrey 2138.08
7 White Loss RUS Filippov Sergey 2255.26
8 White Draw RUS Volkov Sergey 2161.27
9 White Win SWE Andersson Tord 2158.73
World Championship BT
Date 1995-08-07 Rating 2325.95
Round Color Result Opponent
White Loss RUS Sinyov Igor 2421.66
Black Win LAT Matyuk Valeri 2131.65
White Win RUS Fedorkin Oleg 2277.47
White Win JPN Hayakawa Yoshimi 2448.01
White Loss LAT Gurckis Gatis 2204.11
White Win CHN Na Wei 1865.36
Black Win EST Tuvikene Margus 2277.74
World Championship BT
Date 1993-08-12 Rating 2303.65
Round Color Result Opponent
White Loss EST Tuvikene Margus 2265.41
White Win LAT Matyuk Valeri 2111.29
Black Win SWE Henningsson Anders 2162.92
White Loss SWE Palmgren Jan 2195.97
White Win SWE Maltell Tommy 1947.85
Black Win RUS Golosov Viktor 2103.03
World Championship BT
Date 1991-08-10 Rating 2297.16
Round Color Result Opponent
3 White Win RUS Krasnonosov Dmitry 2207.37
6 Black Win RUS Zabrodin Evgeny 2168.35