JPN Maruyama Yasushi (丸山保司)

Place: Hamamatsu, Japan

Rating: 2289.69, Rank: 206

First game: 1996-09-23, Last game: 2021-06-27

Top rating: 2289.69 (2021-06-27)

Games: 235, Wins: 103, Draws: 36, Losses: 96

Gy1: 15, Gy2: 28, Gy5: 83

59 Meijinsen Qualification Tokai area 2nd round
Date 2021-06-27 Rating 2289.69
Round Color Result Opponent
1 White Win JPN Ishitani Shin-ichi 2268.60
2 Black Win JPN Takazawa Nagayoshi 2091.39
3 Black Win JPN Yamamoto Yasuhiro 2156.49
59 Meijinsen Qualification Hamamatsu area 1st round
Date 2021-05-16 Rating 2286.48
Round Color Result Opponent
1 Black Win JPN Kawada Miki 1920.60
2 White Win JPN Ishitani Shin-ichi 2272.46
3 Black Draw JPN Takazawa Nagayoshi 2092.68
4 White Win JPN Yamamoto Yasuhiro 2157.28
5 Black Win JPN Fukada Ren 1931.09
46 Tokai Championship 2nd round
Date 2020-12-20 Rating 2266.83
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2295.89
2 White Loss JPN Mano Yoshihisa 2273.70
3 Black Draw JPN Yamamoto Yasuhiro 2163.70
46 Tokai Championship 1st round Hamamatsu area
Date 2020-11-15 Rating 2264.99
Round Color Result Opponent
1 White Win JPN Kato Daisuke 1871.02
2 White Loss JPN Yamamoto Yasuhiro 2165.28
3 White Win JPN Fukada Ren 1918.17
5 White Win JPN Yoshida Kazuma 1563.53
58 Meijinsen Qualification Tokai area 2nd round
Date 2020-07-19 Rating 2262.35
Round Color Result Opponent
1 White Win JPN Masuda Taku 1986.54
2 White Loss JPN Ishitani Shin-ichi 2302.15
3 White Win JPN Fujita Yudai 2412.41
58 Meijinsen Qualification Hamamatsu area 1st round
Date 2020-06-28 Rating 2261.22
Round Color Result Opponent
1 Black Loss JPN Fujita Yudai 2412.64
2 White Win JPN Yamamoto Yasuhiro 2161.01
3 White Win JPN Kato Daisuke 1864.98
4 White Draw JPN Ishitani Shin-ichi 2304.60
45 Tokai Championship 2nd round
Date 2019-12-15 Rating 2247.42
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2308.43
2 White Loss JPN Mano Yoshihisa 2282.03
3 White Win JPN Yamamoto Yasuhiro 2165.23
45 Tokai Championship Hamamatsu area 1st round
Date 2019-11-17 Rating 2246.45
Round Color Result Opponent
1 White Win JPN Kato Daisuke 1855.34
2 Black Loss JPN Yamamoto Yasuhiro 2165.89
3 Black Win JPN Fukada Ren 1910.75
57 Meijinsen Qualification Tokai area 2nd round
Date 2019-06-23 Rating 2245.63
Round Color Result Opponent
1 Black Loss JPN Ishitani Shin-ichi 2325.64
2 Black Win JPN Suzuki Junichiro 1990.51
3 White Loss JPN Mano Yoshihisa 2286.14
57 Meijinsen Qualification Hamamatsu area
Date 2019-05-19 Rating 2247.10
Round Color Result Opponent
1 Black Win JPN Kamikubo Mineo 1889.62
2 Black Win JPN Ishitani Shin-ichi 2327.05
3 Black Win JPN Kato Daisuke 1840.54
4 Black Win JPN Suzuki Junichiro 1991.73
44 Tokai Championship final match
Date 2019-02-16 Rating 2244.13
Round Color Result Opponent
1 White Draw JPN Ishitani Shin-ichi 2337.86
2 Black Loss JPN Ishitani Shin-ichi 2337.86
3 White Loss JPN Ishitani Shin-ichi 2337.86
44 Tokai Championship 2nd round
Date 2018-12-16 Rating 2244.92
Round Color Result Opponent
1 White Win JPN Ishitani Shin-ichi 2345.34
2 Black Win JPN Kishi Yoshinori 1910.28
3 Black Win JPN Mano Yoshihisa 2284.24
44 Tokai Championship Hamamatsu area 1st round
Date 2018-11-18 Rating 2242.52
Round Color Result Opponent
1 Black Win JPN Kato Daisuke 1845.96
2 Black Win JPN Takahashi Kodai 1566.15
3 Black Loss JPN Suzuki Junichiro 2003.01
5 White Win JPN Ishitani Shin-ichi 2348.15
ex1 White Loss JPN Ishitani Shin-ichi 2348.15
ex2 White Win JPN Suzuki Junichiro 2003.01
56 Meijinsen Qualification Tokai area 2nd round
Date 2018-06-24 Rating 2232.00
Round Color Result Opponent
1 White Loss JPN Fujita Yudai 2419.93
2 Black Loss JPN Mano Yoshihisa 2291.67
3 White Loss JPN Ishitani Shin-ichi 2356.14
56 Meijinsen Qualification Hamamatsu area 1st round
Date 2018-05-20 Rating 2232.09
Round Color Result Opponent
1 Black Loss JPN Fujita Yudai 2421.62
2 Black Win JPN Takazawa Nagayoshi 2085.82
3 White Win JPN Kugizaki Michihiko 1980.54
4 White Draw JPN Ishitani Shin-ichi 2354.91
43 Tokai Championship 1st round Hamamatsu area
Date 2017-11-26 Rating 2227.20
Round Color Result Opponent
1 White Draw JPN Ishitani Shin-ichi 2330.70
2 Black Loss JPN Yamamoto Yasuhiro 2133.10
3 Black Win JPN Suzuki Junichiro 2001.51
4 White Win JPN Kato Daisuke 1831.07
55 Meijinsen Tournament
Date 2017-09-18 Rating 2226.20
Round Color Result Opponent
1 Black Loss JPN Tamada Yoichi 2444.51
2 White Draw JPN Matsuura Hiroshi 2284.63
3 White Loss JPN Hasegawa Kazuto 2529.77
4 White Loss JPN Nakayama Tomoharu 2755.27
5 White Loss JPN Iio Yoshihiro 2469.91
6 White Loss JPN Sato Kiyotomi 2386.15
7 Black Loss JPN Kawano Takahisa 2353.95
8 White Loss JPN Kamiya Shunsuke 2720.23
9 White Loss JPN Okabe Hiroshi 2642.37
55 Meijinsen Qualification Tokai area 2nd round
Date 2017-06-25 Rating 2233.03
Round Color Result Opponent
1 Black Win JPN Takazawa Nagayoshi 2102.32
2 Black Win JPN Mano Yoshihisa 2280.90
3 Black Win JPN Suzuki Junichiro 1990.76
55 Meijinsen Qualification Tokai area 1st round
Date 2017-05-21 Rating 2233.02
Round Color Result Opponent
1 Black Win JPN Kishi Yoshinori 1934.13
2 White Draw JPN Takazawa Nagayoshi 2102.09
3 Black Loss JPN Fujita Yudai 2412.33
4 White Win JPN Yamamoto Yasuhiro 2119.64
5 White Draw JPN Mano Yoshihisa 2282.74
42 Tokai Championship 2nd round
Date 2016-12-18 Rating 2231.56
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2328.58
2 Black Win JPN Yamamoto Yasuhiro 2106.64
3 White Loss JPN Fujita Yudai 2413.62
42 Tokai Championship 1st round
Date 2016-11-20 Rating 2231.91
Round Color Result Opponent
1 Black Win JPN Kawada Miki 1857.04
2 Black Win JPN Kato Daisuke 1831.58
3 White Loss JPN Ishitani Shin-ichi 2330.17
4 Black Win JPN Suzuki Junichiro 1971.21
5 White Win JPN Yamamoto Yasuhiro 2105.71
54 Meijinsen Tournament
Date 2016-09-19 Rating 2231.12
Round Color Result Opponent
1 Black Loss JPN Okabe Hiroshi 2642.05
2 Black Loss JPN Iio Yoshihiro 2483.39
3 Black Loss JPN Matsuura Hiroshi 2302.09
4 Black Loss JPN Nakayama Tomoharu 2703.40
5 Black Loss JPN Kuga Akio 2285.32
6 White Loss JPN Hasegawa Kazuto 2563.36
7 White Draw JPN Koyama Jun 2542.91
8 Black Loss JPN Tanaka Toshiki 2385.24
9 White Loss JPN Kamiya Shunsuke 2677.53
54 Meijinsen Qualification Tokai area 2nd round
Date 2016-06-26 Rating 2238.20
Round Color Result Opponent
1 Black Win JPN Ishitani Shin-ichi 2324.92
2 White Win JPN Yamamoto Yasuhiro 2099.81
3 Black Win JPN Kato Daisuke 1826.58
54 Meijinsen Qualification Tokai area 1st round
Date 2016-05-15 Rating 2238.53
Round Color Result Opponent
1 White Win JPN Suzuki Junichiro 1955.76
2 Black Draw JPN Mano Yoshihisa 2281.30
3 Black Win JPN Yamamoto Yasuhiro 2099.23
4 Black Win JPN Kato Daisuke 1827.42
5 White Draw JPN Ishitani Shin-ichi 2327.48
41 Tokai Championship 2nd round
Date 2015-12-20 Rating 2231.52
Round Color Result Opponent
1 Black Loss JPN Fujita Yudai 2377.56
2 Black Draw JPN Mano Yoshihisa 2290.01
3 White Loss JPN Ishitani Shin-ichi 2335.51
41 Tokai Championship 1st round
Date 2015-11-15 Rating 2231.34
Round Color Result Opponent
1 Black Loss JPN Fujita Yudai 2371.30
2 Black Win JPN Kato Daisuke 1837.71
4 White Draw JPN Mano Yoshihisa 2292.70
5 Black Win JPN Yamamoto Yasuhiro 2087.30
53 Meijinsen Qualification Tokai area 2nd round
Date 2015-06-21 Rating 2228.67
Round Color Result Opponent
1 White Draw JPN Fujita Yudai 2339.96
2 Black Loss JPN Ishitani Shin-ichi 2344.69
3 White Loss JPN Mano Yoshihisa 2291.09
53 Meijinsen Qualification Tokai area 1st round
Date 2015-05-17 Rating 2229.58
Round Color Result Opponent
1 Black Draw JPN Fujita Yudai 2330.08
2 Black Win JPN Tatematsu Hikaru 2148.01
3 White Loss JPN Ishitani Shin-ichi 2351.00
4 Black Win JPN Inoue Katsumi 1875.18
40 Tokai Championship final match
Date 2015-02-15 Rating 2229.87
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2361.23
2 Black Loss JPN Ishitani Shin-ichi 2361.23
40 Tokai Championship 2nd round
Date 2014-12-21 Rating 2232.71
Round Color Result Opponent
1 Black Win JPN Yamamoto Yasuhiro 2078.18
2 Black Win JPN Ishitani Shin-ichi 2365.56
3 White Draw JPN Tatematsu Hikaru 2148.84
52 Meijinsen Qualification Tokai area 1st round
Date 2014-04-20 Rating 2229.55
Round Color Result Opponent
1 White Win JPN Takazawa Nagayoshi 1984.16
2 White Loss JPN Fukui Nobuhiro 2544.93
3 Black Win JPN Suzuki Junichiro 1907.05
4 White Loss JPN Ishitani Shin-ichi 2377.63
39 Tokai Championship final match
Date 2014-02-16 Rating 2229.25
Round Color Result Opponent
1 White Draw JPN Mano Yoshihisa 2252.57
2 White Draw JPN Mano Yoshihisa 2252.57
3 White Draw JPN Mano Yoshihisa 2252.57
4 White Draw JPN Mano Yoshihisa 2252.57
5 Black Win JPN Mano Yoshihisa 2252.57
9th All Japan Championship
Date 2014-01-26 Rating 2228.10
Round Color Result Opponent
1 Black Loss JPN Oosumi Yuuki 2751.65
2 Black Loss JPN Yamamoto Yasuhiro 2094.38
3 White Win JPN Kon Akira 1934.46
4 White Draw KOR Kim Chang-Su 2021.04
5 White Loss JPN Kobayashi Koichi 2175.08
6 White Win JPN Miyagawa Junzo 2143.41
39 Tokai Championship 2nd round
Date 2013-12-15 Rating 2229.06
Round Color Result Opponent
1 White Win JPN Yamamoto Yasuhiro 2097.56
2 White Loss JPN Mano Yoshihisa 2252.91
3 Black Win JPN Ishitani Shin-ichi 2360.08
39 Tokai Championship 1st round
Date 2013-11-17 Rating 2228.58
Round Color Result Opponent
1 Black Win JPN Suzuki Junichiro 1893.82
2 White Win JPN Yamamoto Yasuhiro 2101.33
3 Black Win JPN Mano Yoshihisa 2250.40
51 Meijinsen Qualification Tokai area 2nd round
Date 2013-05-19 Rating 2212.22
Round Color Result Opponent
1 White Draw JPN Yamamoto Yasuhiro 2117.56
2 Black Win JPN Fukui Nobuhiro 2502.60
3 Black Loss JPN Mano Yoshihisa 2245.04
51 Meijinsen Qualification Tokai area 1st round
Date 2013-04-21 Rating 2209.17
Round Color Result Opponent
1 White Win JPN Suzuki Junichiro 1883.15
2 White Loss JPN Mano Yoshihisa 2241.70
3 Black Win JPN Saito Syuichi 2000.36
4 White Loss JPN Yamamoto Yasuhiro 2120.66
38 Tokai Championship 2nd round
Date 2012-11-18 Rating 2200.57
Round Color Result Opponent
1 White Draw JPN Ishitani Shin-ichi 2306.47
2 Black Draw JPN Saito Syuichi 2004.53
3 White Loss JPN Mano Yoshihisa 2222.72
38 Tokai Championship 1st round
Date 2012-10-21 Rating 2200.20
Round Color Result Opponent
1 White Loss JPN Mano Yoshihisa 2217.21
2 Black Win JPN Suzuki Junichiro 1876.05
3 Black Win JPN Saito Syuichi 2005.53
10th Middle-dan players Tournament
Date 2012-08-26 Rating 2199.87
Round Color Result Opponent
1 White Win JPN Suzuki Junichiro 1876.27
2 White Loss JPN Nagao Noriaki 2338.79
3 Black Draw JPN Kashihara Akihiko 2243.56
4 White Win JPN Yamamoto Yasuhiro 2104.88
5 White Win JPN Kubo Izumi 2029.53
6 White Loss JPN Fukui Nobuhiro 2463.94
50 Meijinsen Qualification Tokai area 2nd round
Date 2012-05-20 Rating 2196.77
Round Color Result Opponent
1 Black Win JPN Yamamoto Yasuhiro 2100.14
2 Black Loss JPN Fukui Nobuhiro 2441.81
3 Black Draw JPN Miyoshi Takeo 2112.74
50 Meijinsen Qualification Tokai area 1st round
Date 2012-04-15 Rating 2195.54
Round Color Result Opponent
1 White Loss JPN Yamamoto Yasuhiro 2100.96
3 Black Win JPN Suzuki Junichiro 1887.46
4 White Win JPN Mano Yoshihisa 2192.34
37 Tokai Championship final match
Date 2012-02-19 Rating 2193.53
Round Color Result Opponent
1 Black Win JPN Ishitani Shin-ichi 2315.61
2 Black Loss JPN Ishitani Shin-ichi 2315.61
3 White Loss JPN Ishitani Shin-ichi 2315.61
37 Tokai Championship 2nd round
Date 2011-11-20 Rating 2190.22
Round Color Result Opponent
1 White Draw JPN Yamamoto Yasuhiro 2094.58
2 White Loss JPN Ishitani Shin-ichi 2326.39
3 White Win JPN Mano Yoshihisa 2190.28
37 Tokai Championship 1st round
Date 2011-10-16 Rating 2188.82
Round Color Result Opponent
1 Black Loss JPN Suzuki Junichiro 1898.12
3 Black Win JPN Miyoshi Takeo 2103.09
4 White Win JPN Yamamoto Yasuhiro 2094.20
49 Meijinsen Qualification Tokai area 2nd round
Date 2011-05-15 Rating 2183.73
Round Color Result Opponent
1 White Draw JPN Mano Yoshihisa 2215.33
2 White Loss JPN Miyoshi Takeo 2096.59
3 Black Win JPN Ishitani Shin-ichi 2325.03
49 Meijinsen Qualification Tokai area 1st round
Date 2011-04-17 Rating 2182.57
Round Color Result Opponent
1 White Win JPN Yamamoto Yasuhiro 2085.28
2 White Win JPN Kugizaki Michihiko 1909.29
3 White Loss JPN Ishitani Shin-ichi 2324.78
4 White Loss JPN Suzuki Junichiro 1892.60
36 Tokai Championship 1st round
Date 2010-10-17 Rating 2183.27
Round Color Result Opponent
1 Black Loss JPN Yamamoto Yasuhiro 2086.85
2 White Loss JPN Mano Yoshihisa 2250.99
3 White Win JPN Kawada Miki 1890.01
4 White Win JPN Suzuki Junichiro 1879.98
48 Meijinsen Qualification Tokai area 1st round
Date 2010-04-18 Rating 2193.91
Round Color Result Opponent
1 Black Win JPN Yamamoto Yasuhiro 2097.69
2 White Loss JPN Mano Yoshihisa 2258.35
3 White Win JPN Miyazu Goichi 1745.79
4 Black Draw JPN Ishitani Shin-ichi 2323.89
35 Tokai Championship final match
Date 2010-02-21 Rating 2196.33
Round Color Result Opponent
1 Black Loss JPN Ishitani Shin-ichi 2317.87
2 White Loss JPN Ishitani Shin-ichi 2317.87
35 Tokai Championship 2nd round
Date 2009-11-15 Rating 2205.39
Round Color Result Opponent
1 White Win JPN Yamamoto Yasuhiro 2108.15
2 White Draw JPN Ishitani Shin-ichi 2299.62
3 Black Win JPN Miyoshi Takeo 2102.94
35 Tokai Championship 1st round
Date 2009-10-18 Rating 2206.21
Round Color Result Opponent
1 Black Loss JPN Yamamoto Yasuhiro 2109.26
2 Black Win JPN Suzuki Junichiro 1874.04
3 White Win JPN Kamikubo Mineo 1903.88
4 White Win JPN Mano Yoshihisa 2258.90
8th Middle-dan Players Tournament
Date 2009-08-30 Rating 2206.85
Round Color Result Opponent
1 White Loss JPN Kato Yasuhiro 1989.40
2 White Win JPN Kubo Izumi 2030.55
3 White Win JPN Gakumazawa Hideaki 2013.93
4 White Win JPN Sato Kiyotomi 2333.62
5 Black Draw JPN Koyama Jun 2410.79
6 White Win JPN Yamamoto Yasuhiro 2108.45
47th Meijinsen Qualification Tokai area 1st round
Date 2009-04-19 Rating 2198.35
Round Color Result Opponent
1 Black Win JPN Kawasaki Nobuhiko 2117.63
2 White Loss JPN Ishitani Shin-ichi 2299.99
3 White Loss JPN Yamamoto Yasuhiro 2109.86
4 White Win JPN Kugizaki Michihiko 1894.49
The 39th Meijin-sen Tournament
Date 2001-09-24 Rating 2113.88
Round Color Result Opponent
1 Black Draw JPN Takagawa Teiji 2246.66
2 White Loss JPN Nishimura Toshio 2248.36
3 White Loss JPN Hasegawa Kazuto 2508.45
4 Black Loss JPN Iio Yoshihiro 2308.20
5 White Loss JPN Matsuura Hiroshi 2178.71
6 Black Loss JPN Yamaguchi Yusui 2459.82
7 Black Win JPN Hayakawa Yoshimi 2353.33
8 Black Loss JPN Kudomi Takahiro 2300.66
9 Black Loss JPN Nara Hideki 2463.36
38th Meijinsen Tournament
Date 2000-10-01 Rating 2118.22
Round Color Result Opponent
1 Black Loss JPN Hasegawa Kazuto 2511.86
2 Black Loss JPN Kusajima Masato 2227.47
3 Black Loss JPN Arai Yutaka 2072.11
4 Black Loss JPN Fujinami Hisao 2124.63
5 White Draw JPN Kudomi Takahiro 2278.55
6 Black Loss JPN Nara Hideki 2487.93
7 Black Win JPN Iio Yoshihiro 2279.12
8 Black Draw JPN Hayakawa Yoshimi 2365.44
9 Black Win JPN Nishizono Norio 2304.15
34th Meijin-sen Tournament
Date 1996-09-23 Rating 2094.92
Round Color Result Opponent
1 Black Win JPN Matsuura Hiroshi 2121.96
2 Black Loss JPN Ooi Kozo 2220.11
3 Black Loss JPN Nara Hideki 2455.09
4 Black Draw JPN Isobe Taizan 2147.35
5 White Loss JPN Sagara Takashi 2409.98
6 Black Loss JPN Hasegawa Kazuto 2512.03
7 Black Loss JPN Nishizono Norio 2383.78
8 Black Loss JPN Nishimura Toshio 2245.00
9 Black Win JPN Yamaguchi Yusui 2335.30