Kusajima Masato (草島真人)

Place: Miyagi, Japan

Rating: 2259.24, Std: 104.73, Rank: 367

First game: 2000-05-14, Last game: 2026-05-16

Top rating: 2396.18 (2001-08-12)

Games: 237, Wins: 104, Draws: 29, Losses: 104

Gy1: 11, Gy2: 20, Gy5: 57

64rd Meijinsen Qualification Tohoku area 1st round
Date	2026-05-16		Rating	2259.24
Round	Color	Result	Opponent
1	Black	Win	Miyamoto Syunju	2337.01
2	White	Win	Kawaai Hitoshi	2061.65
3	Black	Loss	Gakumazawa Hideaki	2172.05
4	White	Win	Miyamoto Syunju	2337.01
5	Black	Loss	Kawaai Hitoshi	2061.65
6	Black	Win	Gakumazawa Hideaki	2172.05
17th Tohoku Championshp
Date	2026-03-15		Rating	2256.07
Round	Color	Result	Opponent
1	Black	Loss	Miyamoto Syunju	2338.37
2	Black	Win	Hirono Masakazu	1949.19
3	White	Loss	Okabe Hiroshi	2714.22
4	Black	Loss	Yoshikawa Tomoki	2478.64
5	White	Win	Ishitani Shin-ichi	2335.32
63rd Meijinsen Qualification Tohoku area 1st round
Date	2025-05-18		Rating	2237.68
Round	Color	Result	Opponent
1	Black	Loss	Miyamoto Syunju	2312.54
3	White	Draw	Shimura Hiroki	2253.61
4	White	Draw	Kawaai Hitoshi	2066.98
5	White	Draw	Gakumazawa Hideaki	2142.06
16th Tohoku Championship
Date	2025-03-09		Rating	2239.10
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2728.71
2	Black	Draw	Kawaai Hitoshi	2068.35
3	Black	Win	Tamura Syougo	1768.40
4	White	Draw	Gakumazawa Hideaki	2137.96
5	Black	Loss	Miyamoto Syunju	2312.80
62nd Meijinsen Qualification Tohoku area 1st round
Date	2024-05-19		Rating	2269.84
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2363.35
2	White	Draw	Fujita Maiko	2431.71
3	Black	Win	Kawaai Hitoshi	2035.60
4	White	Draw	Gakumazawa Hideaki	2128.48
5	White	Win	Shimura Hiroki	2168.19
15th Tohoku Championship
Date	2024-03-31		Rating	2273.77
Round	Color	Result	Opponent
1	White	Win	Fujita Maiko	2424.04
2	White	Loss	Ishitani Shin-ichi	2420.93
3	White	Win	Gakumazawa Hideaki	2120.92
4	White	Loss	Miyamoto Syunju	2366.63
5	White	Win	Kawaai Hitoshi	2038.07
24 Kanto Renju Emperor Tournament Tohoku area 1st round
Date	2023-11-19		Rating	2276.57
Round	Color	Result	Opponent
1	White	Win	Shimura Hiroki	2158.30
3	White	Win	Miyamoto Syunju	2337.21
4	White	Draw	Shimura Hiroki	2158.30
6	Black	Loss	Miyamoto Syunju	2337.21
61th Meijinsen Qualification Tohoku area 1st round
Date	2023-05-21		Rating	2273.43
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2302.60
3	White	Loss	Inoue Fumiya	2535.02
4	White	Win	Gakumazawa Hideaki	2121.48
5	White	Win	Kawaai Hitoshi	2053.26
14th Tohoku Championship
Date	2023-02-19		Rating	2273.12
Round	Color	Result	Opponent
1	Black	Loss	Inoue Fumiya	2536.92
2	White	Win	Kawaai Hitoshi	2062.25
3	White	Draw	Miyamoto Syunju	2279.21
4	Black	Win	Gakumazawa Hideaki	2118.98
5	White	Loss	Oomura Shu	2371.19
23 Kanto Renju Emperor Tournament Tohoku area 1st round
Date	2022-12-18		Rating	2273.00
Round	Color	Result	Opponent
1	White	Draw	Miyamoto Syunju	2258.58
2	Black	Win	Miyamoto Syunju	2258.58
3	Black	Win	Miyamoto Syunju	2258.58
4	White	Win	Miyamoto Syunju	2258.58
60th Meijinsen Qualification Tohoku area 1st round
Date	2022-05-29		Rating	2240.66
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2269.65
2	White	Win	Miyamoto Syunju	2269.65
3	White	Loss	Miyamoto Syunju	2269.65
4	White	Loss	Miyamoto Syunju	2269.65
13th Tohoku Championship
Date	2021-12-12		Rating	2229.45
Round	Color	Result	Opponent
1	White	Win	Maruta Hiroki	2261.86
2	Black	Loss	Inoue Fumiya	2521.80
3	Black	Loss	Fujita Maiko	2384.86
4	White	Loss	Ishitani Shin-ichi	2342.24
22nd Kanto Renju Emperor Tournament Tohoku area 1st round
Date	2021-11-14		Rating	2228.34
Round	Color	Result	Opponent
3	White	Loss	Shimura Hiroki	2103.10
4	White	Draw	Shimura Hiroki	2103.10
59th Meijinsen Qualification Tohoku area 1st round
Date	2021-05-16		Rating	2238.22
Round	Color	Result	Opponent
1	Black	Win	Miyamoto Syunju	2249.78
2	White	Win	Miyamoto Syunju	2249.78
3	White	Loss	Miyamoto Syunju	2249.78
4	Black	Win	Miyamoto Syunju	2249.78
21 Renju Emperor Tournament Tohoku area 1st round
Date	2020-11-08		Rating	2226.08
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2274.64
2	White	Loss	Nagasoe Hiroki	2626.54
4	Black	Loss	Nagasoe Hiroki	2626.54
6	White	Loss	Miyamoto Syunju	2274.64
58 Meijinsen Qualification Tohoku area 1st round
Date	2020-07-05		Rating	2232.58
Round	Color	Result	Opponent
2	Black	Loss	Takahashi Hisashi	2689.69
2	White	Loss	Miyamoto Syunju	2282.43
5	Black	Loss	Takahashi Hisashi	2689.69
6	Black	Win	Miyamoto Syunju	2282.43
20 Renju Emperor Tournament Tohoku area 1st round
Date	2019-11-17		Rating	2244.30
Round	Color	Result	Opponent
1	White	Win	Miyamoto Syunju	2303.09
2	Black	Win	Hirono Masakazu	2051.14
4	White	Win	Hirono Masakazu	2051.14
5	Black	Loss	Miyamoto Syunju	2303.09
ex	White	Loss	Miyamoto Syunju	2303.09
11th Tohoku Championship
Date	2019-10-06		Rating	2245.27
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2730.31
2	Black	Loss	Hirono Masakazu	2057.08
3	White	Loss	Gakumazawa Hideaki	2143.89
4	Black	Loss	Miyamoto Syunju	2298.91
5	White	Win	Ishitani Shin-ichi	2383.35
57 Meijinsen Qualification East Japan area 2nd round
Date	2019-06-23		Rating	2261.50
Round	Color	Result	Opponent
1	Black	Win	Maruta Koji	2145.96
2	White	Loss	Inoue Fumiya	2429.92
3	Black	Loss	Ono Takayuki	2403.17
4	White	Loss	Koyama Jun	2613.55
5	Black	Win	Maruta Hiroki	2190.60
57 Meijinsen Qualification Tohoku area 1st round
Date	2019-04-07		Rating	2273.06
Round	Color	Result	Opponent
2	Black	Win	Gakumazawa Hideaki	2147.68
3	White	Win	Miyamoto Syunju	2276.67
5	Black	Win	Gakumazawa Hideaki	2147.68
6	Black	Draw	Miyamoto Syunju	2276.67
14th All Japan Championship
Date	2019-03-31		Rating	2273.20
Round	Color	Result	Opponent
1	White	Loss	Kamiya Shunsuke	2817.06
2	White	Loss	Ishitani Shin-ichi	2400.17
3	Black	Loss	Ono Takayuki	2401.55
4	White	Loss	Miyamoto Syunju	2276.30
5	Black	Win	Maruta Hiroki	2192.54
6	Black	Draw	Chigira Makoto	2094.19
19 Renju Emperor Tournament Tohoku area 1st round
Date	2018-10-07		Rating	2296.97
Round	Color	Result	Opponent
1	Black	Win	Miyamoto Syunju	2270.21
2	White	Loss	Miyamoto Syunju	2270.21
3	Black	Loss	Miyamoto Syunju	2270.21
10th Tohoku Championship
Date	2018-09-09		Rating	2302.69
Round	Color	Result	Opponent
2	Black	Win	Hirono Masakazu	2068.17
3	Black	Draw	Miyamoto Syunju	2267.13
4	Black	Win	Demachi Koichiro	1926.29
5	White	Loss	Okabe Hiroshi	2705.91
13 Middle-dan Players Tournament
Date	2018-08-12		Rating	2307.88
Round	Color	Result	Opponent
1	Black	Win	Maruta Koji	2119.64
3	Black	Win	Miyamoto Syunju	2266.10
4	Black	Win	Maruta Koji	2119.64
6	Black	Win	Miyamoto Syunju	2266.10
56 Meijinsen Qualification East Japan area 2nd round
Date	2018-06-25		Rating	2309.40
Round	Color	Result	Opponent
1	Black	Loss	Koyama Jun	2581.17
2	Black	Win	Ono Takayuki	2394.71
3	Black	Loss	Sato Kiyotomi	2446.48
56 Meijinsen Qualification Tohoku area 1st round
Date	2018-04-15		Rating	2310.57
Round	Color	Result	Opponent
1	White	Win	Miyamoto Syunju	2259.20
3	Black	Loss	Gakumazawa Hideaki	2194.47
5	White	Win	Gakumazawa Hideaki	2194.47
6	Black	Win	Miyamoto Syunju	2259.20
18 Kanto Renju Emperor Tournament 2nd round
Date	2017-12-17		Rating	2305.52
Round	Color	Result	Opponent
1	White	Loss	Nakamura Shigeru	2963.80
2	Black	Loss	Okabe Hiroshi	2723.29
3	Black	Draw	Miyamoto Syunju	2275.76
4	Black	Win	Sato Kiyotomi	2439.95
5	Black	Loss	Koyama Jun	2590.22
18 Kanto Renju Emperor Tournament 1st round
Date	2017-11-01		Rating	2301.65
Round	Color	Result	Opponent
1	Black	Win	Tomosue Takahito	1546.60
2	White	Win	Sato Kiyotomi	2445.41
3	White	Loss	Okabe Hiroshi	2724.78
4	Black	Loss	Koyama Jun	2599.64
34 Aomori Championship
Date	2017-07-02		Rating	2284.95
Round	Color	Result	Opponent
1	Black	Loss	Tanno Yoshitaka	2143.30
2	White	Loss	Miyamoto Syunju	2274.92
3	Black	Loss	Gakumazawa Hideaki	2215.73
4	Black	Win	Koseki Kenshou	1653.80
5	White	Win	Yamamoto Harue	1635.21
55 Meijinsen Qualification Tohoku area 1st round
Date	2017-04-09		Rating	2289.86
Round	Color	Result	Opponent
2	Black	Draw	Miyamoto Syunju	2259.10
3	Black	Win	Gakumazawa Hideaki	2210.00
4	White	Win	Gakumazawa Hideaki	2210.00
6	White	Loss	Miyamoto Syunju	2259.10
12th All Japan Championship
Date	2017-03-26		Rating	2290.38
Round	Color	Result	Opponent
1	White	Loss	Koyama Jun	2610.79
2	Black	Win	Miyamoto Syunju	2255.40
3	Black	Loss	Iio Yoshihiro	2550.11
4	White	Win	Maruta Hiroki	2113.93
5	White	Win	Sato Kiyotomi	2482.46
6	Black	Loss	Tamada Yoichi	2553.77
54 Meijinsen Qualification East Japan area 2nd round
Date	2016-06-12		Rating	2270.36
Round	Color	Result	Opponent
1	Black	Loss	Koyama Jun	2633.36
2	White	Loss	Tamada Yoichi	2572.73
3	White	Loss	Okabe Hiroshi	2728.26
4	White	Draw	Kamiya Shunsuke	2731.25
5	Black	Loss	Mitsumori Masao	2357.51
54 Meijinsen Qualification Tohoku area 1st round
Date	2016-04-10		Rating	2267.85
Round	Color	Result	Opponent
1	Black	Draw	Gakumazawa Hideaki	2210.79
2	Black	Win	Miura Hitoshi	1776.66
3	Black	Draw	Miyamoto Syunju	2160.12
19 Mikami Cup
Date	2016-03-13		Rating	2267.28
Round	Color	Result	Opponent
S1	Black	Loss	Okabe Hiroshi	2723.93
S3	Black	Loss	Koyama Jun	2635.65
S4	White	Draw	Ono Takayuki	2331.91
S5	White	Loss	Kamiya Shunsuke	2727.64
12th Middle-dan Players Tournament
Date	2015-07-20		Rating	2266.36
Round	Color	Result	Opponent
1	White	Win	Kubo Izumi	2086.13
2	Black	Win	Miyagawa Junzo	2248.84
3	Black	Loss	Tachi Masaya	2487.12
4	Black	Win	Hata Masayuki	2188.59
5	Black	Loss	Mano Yoshihisa	2364.97
6	Black	Draw	Kashihara Akihiko	2334.12
53 Meijinsen Qualification East Japan area 1st round
Date	2015-05-10		Rating	2261.03
Round	Color	Result	Opponent
1	White	Loss	Iwano Fumio	2249.06
2	Black	Win	Tanizaki Ryusuke	2199.19
3	White	Loss	Sato Kiyotomi	2507.39
4	White	Draw	Nakamura Souta	2295.74
7th Tohoku Championship
Date	2015-04-12		Rating	2259.70
Round	Color	Result	Opponent
1	White	Win	Miura Hitoshi	1792.50
2	Black	Loss	Okabe Hiroshi	2739.67
3	Black	Win	Hirono Masakazu	1987.93
4	White	Loss	Kobayashi Koichi	2296.30
5	Black	Win	Miyamoto Syunju	2058.61
Sendai Memorial Cup
Date	2015-03-01		Rating	2257.86
Round	Color	Result	Opponent
1	Black	Loss	Kobayashi Koichi	2295.50
2	Black	Win	Miura Hitoshi	1794.98
4	White	Win	Hirono Masakazu	1987.16
5	Black	Win	Seiryu Masanori	1989.14
7	White	Win	Miyamoto Syunju	2048.71
6th Tohoku Championship
Date	2014-04-20		Rating	2237.08
Round	Color	Result	Opponent
1	Black	Win	Gakumazawa Hideaki	2164.64
2	White	Win	Miura Hitoshi	1803.55
4	Black	Loss	Kobayashi Koichi	2241.82
5	White	Win	Hirono Masakazu	1989.05
6	White	Loss	Okabe Hiroshi	2759.60
7	Black	Loss	Sato Kiyotomi	2470.89
5th Tohoku Championship
Date	2013-04-14		Rating	2215.89
Round	Color	Result	Opponent
1	White	Win	Hirono Masakazu	2010.42
2	White	Loss	Ishitani Shin-ichi	2380.02
3	White	Loss	Okabe Hiroshi	2742.36
4	White	Loss	Nakamura Shigeru	2867.59
5	Black	Win	Gakumazawa Hideaki	2132.00
4th Tohoku Championship
Date	2012-04-08		Rating	2183.69
Round	Color	Result	Opponent
1	Black	Win	Suzuki Junichiro	1938.59
2	Black	Loss	Kudomi Takahiro	2431.01
3	White	Loss	Miura Hitoshi	1918.34
4	Black	Win	Maruta Koji	2126.93
5	Black	Loss	Sato Kiyotomi	2400.89
5th All Japan Championship
Date	2010-03-21		Rating	2170.54
Round	Color	Result	Opponent
1	Black	Loss	Isobe Taizan	2395.30
2	Black	Draw	Kobayashi Koichi	2133.35
3	Black	Loss	Kudomi Takahiro	2377.30
4	White	Loss	Maruta Koji	2114.77
5	White	Win	Kubo Izumi	2105.99
6	Black	Draw	Suzuki Junichiro	1919.43
2nd Tohoku Championship
Date	2010-03-14		Rating	2171.18
Round	Color	Result	Opponent
1	Black	Win	Miura Hitoshi	1926.88
2	White	Win	Kobayashi Koichi	2132.97
3	White	Draw	Kato Yasuhiro	2099.80
4	White	Loss	Tamada Yoichi	2447.76
5	White	Loss	Sato Kiyotomi	2419.62
World Championship 2001, BT
Date	2001-08-12		Rating	2396.18
Round	Color	Result	Opponent
1	White	Win	Miyagawa Sou	1982.34
2	White	Win	Lunkin Vitaly	2319.39
3	White	Loss	Hasegawa Kazuto	2574.24
4	Black	Win	Tadokoro Hosai	1999.54
5	Black	Win	Kaufman Victor	2094.48
6	Black	Win	Tatsutomi Hiroyuki	2279.18
7	Black	Win	Iio Yoshihiro	2419.01
8	White	Draw	Eibatov Nizami	2361.21
World Championship 2001, QT
Date	2001-08-06		Rating	2395.76
Round	Color	Result	Opponent
1	White	Win	Sunagawa Shouki	2206.47
2	Black	Win	Lents Johann	2361.71
3	White	Draw	Okabe Hiroshi	2368.17
4	White	Loss	Gardström Petter	2517.12
5	White	Loss	Nara Hideki	2543.35
6	White	Win	Park Jeong Ho	2305.37
7	Black	Loss	Eibatov Nizami	2360.85
Japan WC Qualification tournament 2001
Date	2001-03-24		Rating	2388.52
Round	Color	Result	Opponent
1	Black	Win	Kuramoto Hideharu	1786.64
2	Black	Loss	Nara Hideki	2558.42
3	White	Win	Hasegawa Kazuto	2564.20
4	White	Win	Sunagawa Shouki	2223.27
5	Black	Loss	Ishitani Shin-ichi	2423.05
6	White	Win	Miyagawa Junzo	2208.05
7	White	Win	Koiso Shigemasa	2148.64
38th Meijinsen Tournament
Date	2000-10-01		Rating	2364.09
Round	Color	Result	Opponent
1	White	Loss	Nishizono Norio	2358.25
2	White	Win	Maruyama Yasushi	2244.29
3	Black	Loss	Kudomi Takahiro	2366.39
4	Black	Loss	Nara Hideki	2579.77
5	White	Loss	Hasegawa Kazuto	2566.80
6	Black	Win	Fujinami Hisao	2268.55
7	White	Draw	Hayakawa Yoshimi	2429.24
8	White	Win	Arai Yutaka	2191.31
9	White	Loss	Iio Yoshihiro	2366.62
38th Meijinsen Qualification: East Japan 2nd round
Date	2000-07-02		Rating	2360.42
Round	Color	Result	Opponent
	White	Loss	Isobe Taizan	2455.61
	Black	Win	Kudomi Takahiro	2358.75
	Black	Win	Mitsumori Masao	2292.70
38th Meijinsen Qualification: East Japan 1st round
Date	2000-06-04		Rating	2357.63
Round	Color	Result	Opponent
1	White	Loss	Isobe Taizan	2455.43
2	Black	Win	Hara Masao	2121.39
3	Black	Win	Kubo Izumi	2174.85
4	Black	Loss	Mitsumori Masao	2293.87
Kanto Championship
Date	2000-05-14		Rating	2356.68
Round	Color	Result	Opponent
1	Black	Win	Hara Masao	2121.70
2	Black	Win	Horiuchi Kazuki	1758.49
3	Black	Win	Mitsumori Masao	2296.01
4	Black	Draw	Sunagawa Shouki	2215.87