Maruyama Yasushi (丸山保司)

Place: Hamamatsu, Japan

Rating: 2188.94, Std: 94.28, Rank: 452

First game: 1996-09-23, Last game: 2025-05-18

Top rating: 2304.78 (2021-05-16)

Games: 383, Wins: 169, Draws: 52, Losses: 162

Gy1: 14, Gy2: 27, Gy5: 81

63 Meijinsen Qualification Hamamatsu area 1st round
Date	2025-05-18		Rating	2188.94
Round	Color	Result	Opponent
1	White	Loss	Fukada Ren	2100.05
2	Black	Loss	Yamamoto Yasuhiro	2192.19
4	White	Win	Kato Daisuke	1974.02
4th Masters Renju Tournament
Date	2025-03-23		Rating	2194.52
Round	Color	Result	Opponent
1	Black	Loss	Miyamoto Syunju	2296.51
2	Black	Win	Takazawa Nagayoshi	2222.91
3	Black	Loss	Maruta Koji	2179.79
5	Black	Win	Kuga Akio	2407.56
50 Tokai Championship 2nd round
Date	2024-12-15		Rating	2199.52
Round	Color	Result	Opponent
1	Black	Loss	Mano Yoshihisa	2317.42
2	White	Win	Shimura Hiroki	2206.13
3	White	Loss	Ishitani Shin-ichi	2399.75
50 Tokai Championship 1st round Hamamatsu area
Date	2024-11-10		Rating	2201.57
Round	Color	Result	Opponent
1	Black	Win	Kato Daisuke	1975.43
2	White	Loss	Shimura Hiroki	2197.90
3	White	Win	Kawada Miki	1854.95
4	Black	Win	Yamamoto Yasuhiro	2182.69
62 Meijinsen Qualification Hamamatsu area 1st round
Date	2024-05-19		Rating	2205.97
Round	Color	Result	Opponent
1	Black	Loss	Fukada Ren	2101.98
2	Black	Loss	Kato Daisuke	1967.73
3	Black	Loss	Takazawa Nagayoshi	2239.24
4	Black	Win	Yamamoto Yasuhiro	2172.88
61st Meijinsen Tournament
Date	2023-09-18		Rating	2251.21
Round	Color	Result	Opponent
1	White	Draw	Matsuda Shoma	2401.66
2	Black	Win	Yamane Tomohiro	2080.62
3	White	Loss	Okabe Hiroshi	2718.67
4	Black	Loss	Fujita Maiko	2416.72
5	White	Loss	Nakayama Tomoharu	2776.43
6	White	Loss	Hasegawa Kazuto	2555.44
7	White	Loss	Makino Mitsunori	2623.77
8	White	Loss	Tachi Masaya	2581.87
9	Black	Draw	Kawano Takahisa	2534.99
61 Meijinsen Qualification Tokai area 2nd round
Date	2023-06-25		Rating	2266.57
Round	Color	Result	Opponent
1	Black	Win	Kato Daisuke	1980.59
2	Black	Win	Ishitani Shin-ichi	2382.24
3	Black	Win	Takazawa Nagayoshi	2288.80
61 Meijinsen Qualification Hamamatsu area 1st round
Date	2023-05-21		Rating	2267.62
Round	Color	Result	Opponent
1	White	Win	Kawada Miki	1844.35
2	White	Loss	Ishitani Shin-ichi	2379.07
3	Black	Win	Fukada Ren	2053.93
4	White	Win	Takazawa Nagayoshi	2292.00
48 Tokai Championship 2nd round
Date	2022-12-18		Rating	2263.78
Round	Color	Result	Opponent
1	White	Loss	Yamamoto Yasuhiro	2182.59
2	White	Win	Maruta Hiroki	2184.02
3	White	Draw	Ishitani Shin-ichi	2375.74
48 Tokai Championship 1st round Hamamatsu area
Date	2022-11-20		Rating	2263.31
Round	Color	Result	Opponent
1	White	Win	Fukada Ren	2052.03
2	White	Win	Kawada Miki	1841.17
3	White	Loss	Ishitani Shin-ichi	2373.43
4	Black	Draw	Yamamoto Yasuhiro	2184.07
60 Meijinsen Qualification Tokai area 2nd round
Date	2022-06-26		Rating	2263.25
Round	Color	Result	Opponent
1	White	Win	Ishitani Shin-ichi	2360.87
2	Black	Loss	Oomura Shu	2380.84
3	Black	Loss	Yamamoto Yasuhiro	2188.14
60th Meijinsen Tournament Tokai area 1st round
Date	2022-05-15		Rating	2264.67
Round	Color	Result	Opponent
1	White	Win	Fukada Ren	2051.03
2	White	Win	Kawada Miki	1845.19
3	White	Loss	Ishitani Shin-ichi	2358.13
4	Black	Win	Yamamoto Yasuhiro	2188.88
5	White	Loss	Takazawa Nagayoshi	2225.11
59th Meijinsen Tournament
Date	2022-01-10		Rating	2271.99
Round	Color	Result	Opponent
1	White	Draw	Ono Takayuki	2422.32
2	White	Loss	Maruta Hiroki	2247.80
3	White	Loss	Okabe Hiroshi	2702.14
4	White	Loss	Hasegawa Kazuto	2569.25
5	White	Loss	Nakayama Tomoharu	2821.89
6	Black	Win	Hayashi Shoichi	2155.15
7	Black	Loss	Iio Yoshihiro	2398.53
8	White	Loss	Kamiya Shunsuke	2857.54
9	White	Loss	Nagasoe Hiroki	2656.50
47 Tokai Championship 2nd round
Date	2021-12-19		Rating	2275.04
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2337.78
2	Black	Win	Yamamoto Yasuhiro	2196.61
3	Black	Loss	Oomura Shu	2381.20
47 Tokai Championship 1st round Hamamatsu area
Date	2021-10-21		Rating	2285.68
Round	Color	Result	Opponent
1	Black	Win	Kato Daisuke	1961.67
2	Black	Loss	Yamamoto Yasuhiro	2202.69
3	Black	Win	Fukada Ren	2063.03
4	White	Win	Kawada Miki	1876.69
5	Black	Win	Takazawa Nagayoshi	2200.87
59 Meijinsen Qualification Tokai area 2nd round
Date	2021-06-27		Rating	2303.99
Round	Color	Result	Opponent
1	White	Win	Ishitani Shin-ichi	2336.71
2	Black	Win	Takazawa Nagayoshi	2191.74
3	Black	Win	Yamamoto Yasuhiro	2204.88
59 Meijinsen Qualification Hamamatsu area 1st round
Date	2021-05-16		Rating	2304.78
Round	Color	Result	Opponent
1	Black	Win	Kawada Miki	1911.82
2	White	Win	Ishitani Shin-ichi	2340.94
3	Black	Draw	Takazawa Nagayoshi	2191.36
4	White	Win	Yamamoto Yasuhiro	2206.60
5	Black	Win	Fukada Ren	2043.77
46 Tokai Championship 2nd round
Date	2020-12-20		Rating	2290.67
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2370.30
2	White	Loss	Mano Yoshihisa	2280.02
3	Black	Draw	Yamamoto Yasuhiro	2216.98
46 Tokai Championship 1st round Hamamatsu area
Date	2020-11-15		Rating	2291.23
Round	Color	Result	Opponent
1	White	Win	Kato Daisuke	1935.21
2	White	Loss	Yamamoto Yasuhiro	2219.83
3	White	Win	Fukada Ren	2002.48
5	White	Win	Yoshida Kazuma	1597.01
58 Meijinsen Qualification Tokai area 2nd round
Date	2020-07-19		Rating	2297.22
Round	Color	Result	Opponent
1	White	Win	Masuda Taku	2029.11
2	White	Loss	Ishitani Shin-ichi	2373.91
3	White	Win	Fujita Yudai	2483.31
58 Meijinsen Qualification Hamamatsu area 1st round
Date	2020-06-28		Rating	2297.05
Round	Color	Result	Opponent
1	Black	Loss	Fujita Yudai	2483.57
2	White	Win	Yamamoto Yasuhiro	2215.49
3	White	Win	Kato Daisuke	1923.25
4	White	Draw	Ishitani Shin-ichi	2376.62
45 Tokai Championship 2nd round
Date	2019-12-15		Rating	2287.83
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2374.98
2	White	Loss	Mano Yoshihisa	2314.16
3	White	Win	Yamamoto Yasuhiro	2224.37
45 Tokai Championship Hamamatsu area 1st round
Date	2019-11-17		Rating	2287.85
Round	Color	Result	Opponent
1	White	Win	Kato Daisuke	1906.14
2	Black	Loss	Yamamoto Yasuhiro	2225.88
3	Black	Win	Fukada Ren	1969.22
57 Meijinsen Qualification Tokai area 2nd round
Date	2019-06-23		Rating	2293.68
Round	Color	Result	Opponent
1	Black	Loss	Ishitani Shin-ichi	2393.29
2	Black	Win	Suzuki Junichiro	2044.57
3	White	Loss	Mano Yoshihisa	2326.55
57 Meijinsen Qualification Hamamatsu area
Date	2019-05-19		Rating	2297.49
Round	Color	Result	Opponent
1	Black	Win	Kamikubo Mineo	1929.21
2	Black	Win	Ishitani Shin-ichi	2394.08
3	Black	Win	Kato Daisuke	1882.91
4	Black	Win	Suzuki Junichiro	2046.42
44 Tokai Championship final match
Date	2019-02-16		Rating	2297.08
Round	Color	Result	Opponent
1	White	Draw	Ishitani Shin-ichi	2407.22
2	Black	Loss	Ishitani Shin-ichi	2407.22
3	White	Loss	Ishitani Shin-ichi	2407.22
44 Tokai Championship 2nd round
Date	2018-12-16		Rating	2300.53
Round	Color	Result	Opponent
1	White	Win	Ishitani Shin-ichi	2417.67
2	Black	Win	Kishi Yoshinori	1940.14
3	Black	Win	Mano Yoshihisa	2329.39
44 Tokai Championship Hamamatsu area 1st round
Date	2018-11-18		Rating	2297.99
Round	Color	Result	Opponent
1	Black	Win	Kato Daisuke	1890.19
2	Black	Win	Takahashi Kodai	1592.08
3	Black	Loss	Suzuki Junichiro	2064.35
5	White	Win	Ishitani Shin-ichi	2421.81
ex1	White	Loss	Ishitani Shin-ichi	2421.81
ex2	White	Win	Suzuki Junichiro	2064.35
56 Meijinsen Qualification Tokai area 2nd round
Date	2018-06-24		Rating	2286.97
Round	Color	Result	Opponent
1	White	Loss	Fujita Yudai	2494.84
2	Black	Loss	Mano Yoshihisa	2345.07
3	White	Loss	Ishitani Shin-ichi	2433.61
56 Meijinsen Qualification Hamamatsu area 1st round
Date	2018-05-20		Rating	2288.03
Round	Color	Result	Opponent
1	Black	Loss	Fujita Yudai	2497.55
2	Black	Win	Takazawa Nagayoshi	2161.01
3	White	Win	Kugizaki Michihiko	2025.13
4	White	Draw	Ishitani Shin-ichi	2432.20
43 Tokai Championship 1st round Hamamatsu area
Date	2017-11-26		Rating	2284.22
Round	Color	Result	Opponent
1	White	Draw	Ishitani Shin-ichi	2398.92
2	Black	Loss	Yamamoto Yasuhiro	2193.09
3	Black	Win	Suzuki Junichiro	2066.12
4	White	Win	Kato Daisuke	1866.92
55 Meijinsen Tournament
Date	2017-09-18		Rating	2283.97
Round	Color	Result	Opponent
1	Black	Loss	Tamada Yoichi	2512.05
2	White	Draw	Matsuura Hiroshi	2340.43
3	White	Loss	Hasegawa Kazuto	2599.60
4	White	Loss	Nakayama Tomoharu	2845.52
5	White	Loss	Iio Yoshihiro	2550.09
6	White	Loss	Sato Kiyotomi	2452.33
7	Black	Loss	Kawano Takahisa	2439.33
8	White	Loss	Kamiya Shunsuke	2811.90
9	White	Loss	Okabe Hiroshi	2723.30
55 Meijinsen Qualification Tokai area 2nd round
Date	2017-06-25		Rating	2294.73
Round	Color	Result	Opponent
1	Black	Win	Takazawa Nagayoshi	2184.71
2	Black	Win	Mano Yoshihisa	2337.85
3	Black	Win	Suzuki Junichiro	2052.84
55 Meijinsen Qualification Tokai area 1st round
Date	2017-05-21		Rating	2294.85
Round	Color	Result	Opponent
1	Black	Win	Kishi Yoshinori	1970.94
2	White	Draw	Takazawa Nagayoshi	2184.59
3	Black	Loss	Fujita Yudai	2485.56
4	White	Win	Yamamoto Yasuhiro	2176.83
5	White	Draw	Mano Yoshihisa	2341.37
42 Tokai Championship 2nd round
Date	2016-12-18		Rating	2293.12
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2399.62
2	Black	Win	Yamamoto Yasuhiro	2160.74
3	White	Loss	Fujita Yudai	2489.63
42 Tokai Championship 1st round
Date	2016-11-20		Rating	2293.66
Round	Color	Result	Opponent
1	Black	Win	Kawada Miki	1875.48
2	Black	Win	Kato Daisuke	1865.26
3	White	Loss	Ishitani Shin-ichi	2402.10
4	Black	Win	Suzuki Junichiro	2028.33
5	White	Win	Yamamoto Yasuhiro	2159.84
54 Meijinsen Tournament
Date	2016-09-19		Rating	2292.76
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2719.66
2	Black	Loss	Iio Yoshihiro	2562.74
3	Black	Loss	Matsuura Hiroshi	2362.64
4	Black	Loss	Nakayama Tomoharu	2779.29
5	Black	Loss	Kuga Akio	2369.65
6	White	Loss	Hasegawa Kazuto	2640.97
7	White	Draw	Koyama Jun	2620.35
8	Black	Loss	Tanaka Toshiki	2445.76
9	White	Loss	Kamiya Shunsuke	2761.65
54 Meijinsen Qualification Tokai area 2nd round
Date	2016-06-26		Rating	2302.94
Round	Color	Result	Opponent
1	Black	Win	Ishitani Shin-ichi	2389.69
2	White	Win	Yamamoto Yasuhiro	2152.87
3	Black	Win	Kato Daisuke	1858.74
54 Meijinsen Qualification Tokai area 1st round
Date	2016-05-15		Rating	2303.34
Round	Color	Result	Opponent
1	White	Win	Suzuki Junichiro	2009.79
2	Black	Draw	Mano Yoshihisa	2343.79
3	Black	Win	Yamamoto Yasuhiro	2152.49
4	Black	Win	Kato Daisuke	1860.13
5	White	Draw	Ishitani Shin-ichi	2392.37
41 Tokai Championship 2nd round
Date	2015-12-20		Rating	2293.22
Round	Color	Result	Opponent
1	Black	Loss	Fujita Yudai	2443.61
2	Black	Draw	Mano Yoshihisa	2356.90
3	White	Loss	Ishitani Shin-ichi	2399.14
41 Tokai Championship 1st round
Date	2015-11-15		Rating	2292.97
Round	Color	Result	Opponent
1	Black	Loss	Fujita Yudai	2435.45
2	Black	Win	Kato Daisuke	1874.69
4	White	Draw	Mano Yoshihisa	2361.07
5	Black	Win	Yamamoto Yasuhiro	2136.35
53 Meijinsen Qualification Tokai area 2nd round
Date	2015-06-21		Rating	2289.30
Round	Color	Result	Opponent
1	White	Draw	Fujita Yudai	2393.89
2	Black	Loss	Ishitani Shin-ichi	2409.44
3	White	Loss	Mano Yoshihisa	2360.04
53 Meijinsen Qualification Tokai area 1st round
Date	2015-05-17		Rating	2290.71
Round	Color	Result	Opponent
1	Black	Draw	Fujita Yudai	2380.38
2	Black	Win	Tatematsu Hikaru	2190.26
3	White	Loss	Ishitani Shin-ichi	2417.78
4	Black	Win	Inoue Katsumi	1909.11
40 Tokai Championship final match
Date	2015-02-15		Rating	2291.74
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2430.71
2	Black	Loss	Ishitani Shin-ichi	2430.71
40 Tokai Championship 2nd round
Date	2014-12-21		Rating	2296.23
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Yasuhiro	2124.51
2	Black	Win	Ishitani Shin-ichi	2435.98
3	White	Draw	Tatematsu Hikaru	2191.93
52 Meijinsen Qualification Tokai area 1st round
Date	2014-04-20		Rating	2293.65
Round	Color	Result	Opponent
1	White	Win	Takazawa Nagayoshi	2042.63
2	White	Loss	Fukui Nobuhiro	2623.64
3	Black	Win	Suzuki Junichiro	1956.14
4	White	Loss	Ishitani Shin-ichi	2454.63
39 Tokai Championship final match
Date	2014-02-16		Rating	2293.67
Round	Color	Result	Opponent
1	White	Draw	Mano Yoshihisa	2316.46
2	White	Draw	Mano Yoshihisa	2316.46
3	White	Draw	Mano Yoshihisa	2316.46
4	White	Draw	Mano Yoshihisa	2316.46
5	Black	Win	Mano Yoshihisa	2316.46
9th All Japan Championship
Date	2014-01-26		Rating	2292.13
Round	Color	Result	Opponent
1	Black	Loss	Oosumi Yuuki	2833.31
2	Black	Loss	Yamamoto Yasuhiro	2149.02
3	White	Win	Kon Akira	1989.89
4	White	Draw	Kim Chang-Su	2069.91
5	White	Loss	Kobayashi Koichi	2232.96
6	White	Win	Miyagawa Junzo	2201.75
39 Tokai Championship 2nd round
Date	2013-12-15		Rating	2294.09
Round	Color	Result	Opponent
1	White	Win	Yamamoto Yasuhiro	2153.70
2	White	Loss	Mano Yoshihisa	2318.81
3	Black	Win	Ishitani Shin-ichi	2432.56
39 Tokai Championship 1st round
Date	2013-11-17		Rating	2293.75
Round	Color	Result	Opponent
1	Black	Win	Suzuki Junichiro	1939.80
2	White	Win	Yamamoto Yasuhiro	2159.16
3	Black	Win	Mano Yoshihisa	2315.87
51 Meijinsen Qualification Tokai area 2nd round
Date	2013-05-19		Rating	2272.02
Round	Color	Result	Opponent
1	White	Draw	Yamamoto Yasuhiro	2182.20
2	Black	Win	Fukui Nobuhiro	2577.18
3	Black	Loss	Mano Yoshihisa	2311.01
51 Meijinsen Qualification Tokai area 1st round
Date	2013-04-21		Rating	2267.80
Round	Color	Result	Opponent
1	White	Win	Suzuki Junichiro	1927.74
2	White	Loss	Mano Yoshihisa	2306.38
3	Black	Win	Saito Syuichi	2065.82
4	White	Loss	Yamamoto Yasuhiro	2186.64
38 Tokai Championship 2nd round
Date	2012-11-18		Rating	2256.52
Round	Color	Result	Opponent
1	White	Draw	Ishitani Shin-ichi	2363.96
2	Black	Draw	Saito Syuichi	2072.68
3	White	Loss	Mano Yoshihisa	2280.40
38 Tokai Championship 1st round
Date	2012-10-21		Rating	2256.20
Round	Color	Result	Opponent
1	White	Loss	Mano Yoshihisa	2272.56
2	Black	Win	Suzuki Junichiro	1919.42
3	Black	Win	Saito Syuichi	2074.38
10th Middle-dan players Tournament
Date	2012-08-26		Rating	2256.14
Round	Color	Result	Opponent
1	White	Win	Suzuki Junichiro	1920.18
2	White	Loss	Nagao Noriaki	2394.73
3	Black	Draw	Kashihara Akihiko	2311.80
4	White	Win	Yamamoto Yasuhiro	2161.88
5	White	Win	Kubo Izumi	2091.63
6	White	Loss	Fukui Nobuhiro	2537.34
50 Meijinsen Qualification Tokai area 2nd round
Date	2012-05-20		Rating	2251.93
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Yasuhiro	2154.23
2	Black	Loss	Fukui Nobuhiro	2512.93
3	Black	Draw	Miyoshi Takeo	2175.56
50 Meijinsen Qualification Tokai area 1st round
Date	2012-04-15		Rating	2250.14
Round	Color	Result	Opponent
1	White	Loss	Yamamoto Yasuhiro	2155.17
3	Black	Win	Suzuki Junichiro	1936.90
4	White	Win	Mano Yoshihisa	2237.07
37 Tokai Championship final match
Date	2012-02-19		Rating	2247.34
Round	Color	Result	Opponent
1	Black	Win	Ishitani Shin-ichi	2377.32
2	Black	Loss	Ishitani Shin-ichi	2377.32
3	White	Loss	Ishitani Shin-ichi	2377.32
37 Tokai Championship 2nd round
Date	2011-11-20		Rating	2242.43
Round	Color	Result	Opponent
1	White	Draw	Yamamoto Yasuhiro	2144.35
2	White	Loss	Ishitani Shin-ichi	2393.44
3	White	Win	Mano Yoshihisa	2233.90
37 Tokai Championship 1st round
Date	2011-10-16		Rating	2240.33
Round	Color	Result	Opponent
1	Black	Loss	Suzuki Junichiro	1951.95
3	Black	Win	Miyoshi Takeo	2162.16
4	White	Win	Yamamoto Yasuhiro	2143.44
49 Meijinsen Qualification Tokai area 2nd round
Date	2011-05-15		Rating	2232.57
Round	Color	Result	Opponent
1	White	Draw	Mano Yoshihisa	2267.55
2	White	Loss	Miyoshi Takeo	2152.00
3	Black	Win	Ishitani Shin-ichi	2392.85
49 Meijinsen Qualification Tokai area 1st round
Date	2011-04-17		Rating	2230.69
Round	Color	Result	Opponent
1	White	Win	Yamamoto Yasuhiro	2128.25
2	White	Win	Kugizaki Michihiko	1938.78
3	White	Loss	Ishitani Shin-ichi	2392.85
4	White	Loss	Suzuki Junichiro	1942.94
36 Tokai Championship 1st round
Date	2010-10-17		Rating	2230.74
Round	Color	Result	Opponent
1	Black	Loss	Yamamoto Yasuhiro	2128.38
2	White	Loss	Mano Yoshihisa	2314.56
3	White	Win	Kawada Miki	1887.85
4	White	Win	Suzuki Junichiro	1923.13
48 Meijinsen Qualification Tokai area 1st round
Date	2010-04-18		Rating	2246.11
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Yasuhiro	2140.41
2	White	Loss	Mano Yoshihisa	2322.01
3	White	Win	Miyazu Goichi	1819.12
4	Black	Draw	Ishitani Shin-ichi	2400.49
35 Tokai Championship final match
Date	2010-02-21		Rating	2249.30
Round	Color	Result	Opponent
1	Black	Loss	Ishitani Shin-ichi	2393.59
2	White	Loss	Ishitani Shin-ichi	2393.59
35 Tokai Championship 2nd round
Date	2009-11-15		Rating	2261.50
Round	Color	Result	Opponent
1	White	Win	Yamamoto Yasuhiro	2150.65
2	White	Draw	Ishitani Shin-ichi	2371.54
3	Black	Win	Miyoshi Takeo	2154.01
35 Tokai Championship 1st round
Date	2009-10-18		Rating	2262.34
Round	Color	Result	Opponent
1	Black	Loss	Yamamoto Yasuhiro	2151.14
2	Black	Win	Suzuki Junichiro	1905.65
3	White	Win	Kamikubo Mineo	1941.06
4	White	Win	Mano Yoshihisa	2319.60
8th Middle-dan Players Tournament
Date	2009-08-30		Rating	2262.85
Round	Color	Result	Opponent
1	White	Loss	Kato Yasuhiro	2050.01
2	White	Win	Kubo Izumi	2114.92
3	White	Win	Gakumazawa Hideaki	2139.45
4	White	Win	Sato Kiyotomi	2434.68
5	Black	Draw	Koyama Jun	2445.13
6	White	Win	Yamamoto Yasuhiro	2148.52
47th Meijinsen Qualification Tokai area 1st round
Date	2009-04-19		Rating	2247.01
Round	Color	Result	Opponent
1	Black	Win	Kawasaki Nobuhiko	2104.56
2	White	Loss	Ishitani Shin-ichi	2389.89
3	White	Loss	Yamamoto Yasuhiro	2142.40
4	White	Win	Kugizaki Michihiko	1951.18
34th Tokai Championship 2nd round
Date	2008-11-16		Rating	2237.08
Round	Color	Result	Opponent
	White	Loss	Ishitani Shin-ichi	2398.03
	White	Loss	Miyoshi Takeo	2228.88
	White	Win	Yamamoto Yasuhiro	2119.21
34th Tokai Championship, 1st round
Date	2008-10-19		Rating	2236.70
Round	Color	Result	Opponent
	Black	Win	Miyoshi Takeo	2232.06
	Black	Win	Saito Syuichi	2095.25
	Black	Win	Yamamoto Yasuhiro	2114.54
	Black	Win	Miyazu Goichi	1822.33
7th 6-7 dan Tournament
Date	2008-09-28		Rating	2233.58
Round	Color	Result	Opponent
1	Black	Win	Kato Yasuhiro	1997.80
2	Black	Loss	Tamura Kazumasa	2471.45
3	Black	Draw	Kubo Izumi	2109.45
4	White	Win	Tanno Yoshitaka	2119.11
5	White	Loss	Ono Takayuki	2410.29
6	White	Win	Gakumazawa Hideaki	2179.04
46th Meijinsen Qualification Tokai area, Final round
Date	2008-05-18		Rating	2208.97
Round	Color	Result	Opponent
	White	Loss	Ishitani Shin-ichi	2408.36
	Black	Win	Miyoshi Takeo	2262.50
	Black	Win	Yamamoto Yasuhiro	2106.58
46th Meijinsen Qualification Tokai area 1st round
Date	2008-04-20		Rating	2201.63
Round	Color	Result	Opponent
	White	Loss	Ishitani Shin-ichi	2408.21
	White	Loss	Yamamoto Yasuhiro	2107.61
	Black	Win	Miyazu Goichi	1824.96
	Black	Win	Kamikubo Mineo	1883.26
33rd Tokai Championship 2nd round
Date	2007-11-18		Rating	2171.98
Round	Color	Result	Opponent
	White	Loss	Miyoshi Takeo	2294.12
	White	Loss	Ishitani Shin-ichi	2400.01
	White	Loss	Yamamoto Yasuhiro	2098.54
33rd Tokai Championship 1st round
Date	2007-10-21		Rating	2170.16
Round	Color	Result	Opponent
	White	Win	Kamikubo Mineo	1864.68
	White	Win	Yamamoto Hukue	1664.74
	White	Win	Yamamoto Yasuhiro	2093.13
	Black	Loss	Miyoshi Takeo	2299.07
45th Meijinsen Qualification Tokai area - 1st round
Date	2007-04-15		Rating	2152.25
Round	Color	Result	Opponent
1	White	Loss	Miyoshi Takeo	2290.84
2	White	Win	Kugizaki Michihiko	1844.56
3	White	Loss	Yamamoto Yasuhiro	2078.95
4	White	Win	Miyazu Goichi	1818.68
32nd Tokai Championship - 2nd round
Date	2006-11-26		Rating	2148.96
Round	Color	Result	Opponent
	White	Win	Miyazu Goichi	1820.12
	Black	Draw	Miyoshi Takeo	2283.16
	Black	Loss	Ishitani Shin-ichi	2372.05
32nd Tokai Championship - 1st round
Date	2006-10-15		Rating	2147.52
Round	Color	Result	Opponent
	White	Loss	Miyoshi Takeo	2280.85
	White	Loss	Miyazu Goichi	1821.65
	Black	Win	Yamamoto Yasuhiro	2064.79
	Black	Win	Takatsu Hitoshi	1936.47
Meijin-sen Qual, Tokai area final round
Date	2006-06-11		Rating	2151.19
Round	Color	Result	Opponent
	White	Loss	Ishitani Shin-ichi	2372.56
	White	Loss	Shinoda Kiyoshi	2357.63
	White	Win	Miyoshi Takeo	2273.63
Meijin-sen Qual, Tokai area 1st round
Date	2006-05-21		Rating	2151.30
Round	Color	Result	Opponent
1	White	Win	Miyoshi Takeo	2273.39
2	White	Loss	Yamamoto Yasuhiro	2062.92
3	Black	Win	Takatsu Hitoshi	1923.09
4	Black	Loss	Shinoda Kiyoshi	2357.31
31st Tokai Championship - 1st round
Date	2005-10-16		Rating	2151.86
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Hukue	1634.20
2	Black	Loss	Shinoda Kiyoshi	2344.96
3	Black	Win	Suzuki Junichiro	1844.94
4	Black	Draw	Miyoshi Takeo	2280.13
30th Tokai Championship - Final match
Date	2005-01-16		Rating	2148.82
Round	Color	Result	Opponent
1	White	Draw	Ishitani Shin-ichi	2382.21
2	Black	Loss	Ishitani Shin-ichi	2382.21
3	White	Draw	Ishitani Shin-ichi	2382.21
30th Tokai Championship - 2nd round
Date	2004-11-21		Rating	2145.83
Round	Color	Result	Opponent
	White	Win	Yamamoto Hukue	1629.23
	White	Draw	Miyoshi Takeo	2257.45
	Black	Draw	Ishitani Shin-ichi	2380.61
30th Tokai Championship - 1st round
Date	2004-10-17		Rating	2142.03
Round	Color	Result	Opponent
	White	Win	Yamamoto Hukue	1627.53
	Black	Loss	Miyoshi Takeo	2255.58
42nd Meijinsen Qualification: Tokai 2nd round
Date	2004-06-13		Rating	2132.45
Round	Color	Result	Opponent
	White	Loss	Ishitani Shin-ichi	2381.17
	White	Loss	Shinoda Kiyoshi	2294.66
	White	Loss	Yamamoto Yasuhiro	2076.23
42nd Meijinsen Qualification: Tokai 1st round
Date	2004-05-23		Rating	2133.31
Round	Color	Result	Opponent
1	White	Win	Miyazu Goichi	1766.09
2	Black	Win	Gamano Yutaka	2050.38
3	Black	Loss	Yamamoto Yasuhiro	2078.12
4	White	Draw	Ishitani Shin-ichi	2381.22
29th Tokai Championship: 1st round
Date	2003-10-19		Rating	2136.98
Round	Color	Result	Opponent
	White	Draw	Oota Tsuyoshi	2237.81
	White	Loss	Miyoshi Takeo	2235.45
	Black	Loss	Gamano Yutaka	2063.00
	White	Win	Miyazu Goichi	1763.43
40th Meijinsen Qualification: Tokai 2nd round
Date	2002-06-09		Rating	2185.21
Round	Color	Result	Opponent
	White	Loss	Ishitani Shin-ichi	2397.30
	Black	Draw	Takazawa Nagayoshi	2076.72
	White	Win	Miyoshi Takeo	2237.26
40th Meijinsen Qualification Tokai area 1st-Round
Date	2002-05-19		Rating	2186.79
Round	Color	Result	Opponent
1	White	Draw	Ishitani Shin-ichi	2397.69
2	Black	Win	Yamamoto Hukue	1602.03
3	Black	Win	Gamano Yutaka	2039.30
4	White	Loss	Miyoshi Takeo	2236.09
The 39th Meijin-sen Tournament
Date	2001-09-24		Rating	2200.06
Round	Color	Result	Opponent
1	Black	Draw	Takagawa Teiji	2340.62
2	White	Loss	Nishimura Toshio	2371.39
3	White	Loss	Hasegawa Kazuto	2577.36
4	Black	Loss	Iio Yoshihiro	2420.01
5	White	Loss	Matsuura Hiroshi	2254.83
6	Black	Loss	Yamaguchi Yusui	2554.43
7	Black	Win	Hayakawa Yoshimi	2419.43
8	Black	Loss	Kudomi Takahiro	2391.51
9	Black	Loss	Nara Hideki	2534.38
38th Meijinsen Tournament
Date	2000-10-01		Rating	2241.41
Round	Color	Result	Opponent
1	Black	Loss	Hasegawa Kazuto	2567.52
2	Black	Loss	Kusajima Masato	2362.89
3	Black	Loss	Arai Yutaka	2189.57
4	Black	Loss	Fujinami Hisao	2244.60
5	White	Draw	Kudomi Takahiro	2365.10
6	Black	Loss	Nara Hideki	2580.10
7	Black	Win	Iio Yoshihiro	2364.82
8	Black	Draw	Hayakawa Yoshimi	2430.66
9	Black	Win	Nishizono Norio	2357.49
38th Meijinsen Qualification: Tokai 2nd round
Date	2000-06-11		Rating	2253.21
Round	Color	Result	Opponent
	Black	Win	Saito Koji	2258.93
	Black	Win	Ishitani Shin-ichi	2371.63
	Black	Win	Miyoshi Takeo	2176.00
38th Meijinsen Qualification: Tokai 1st round
Date	2000-05-21		Rating	2251.77
Round	Color	Result	Opponent
1	Black	Win	Miyoshi Takeo	2175.03
2	White	Loss	Saito Koji	2258.55
3	Black	Win	Yamamoto Yasuhiro	1985.68
4	White	Loss	Ishitani Shin-ichi	2370.71
34th Meijin-sen Tournament
Date	1996-09-23		Rating	2198.52
Round	Color	Result	Opponent
1	Black	Win	Matsuura Hiroshi	2170.04
2	Black	Loss	Ooi Kozo	2316.37
3	Black	Loss	Nara Hideki	2535.30
4	Black	Draw	Isobe Taizan	2397.23
5	White	Loss	Sagara Takashi	2487.94
6	Black	Loss	Hasegawa Kazuto	2596.27
7	Black	Loss	Nishizono Norio	2492.01
8	Black	Loss	Nishimura Toshio	2344.03
9	Black	Win	Yamaguchi Yusui	2429.47