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