JPN Maruta Koji

Place: Tokyo, Japan

Rating: 2095.91, Rank: 369

First game: 1996-03-31, Last game: 2019-11-10

Top rating: 2122.93 (2015-07-20)

Games: 108, Wins: 38, Draws: 4, Losses: 66

Gy1: 5, Gy2: 19, Gy5: 58

20 Renju Emperor Tournament Kanto area 1st round
Date 2019-11-10 Rating 2095.91
Round Color Result Opponent
2 White Win JPN Shibata Satoru 1855.21
3 White Loss JPN Ishitani Shin-ichi 2310.42
4 White Win JPN Tomobe Katsuhiro 2049.53
36 Kanto Championship
Date 2019-07-28 Rating 2092.72
Round Color Result Opponent
5 White Win JPN Shibata Satoru 1846.61
6 White Loss JPN Miyamoto Syunju 2229.92
57 Meijinsen Qualification East Japan area 2nd round
Date 2019-06-23 Rating 2091.97
Round Color Result Opponent
1 White Loss JPN Kusajima Masato 2204.95
2 White Loss JPN Koyama Jun 2512.39
3 Black Win JPN Maruta Hiroki 2081.42
4 White Loss JPN Ono Takayuki 2305.45
5 White Draw JPN Inoue Fumiya 2321.02
57 Meijinsen Qualification Kanto area 1st round
Date 2019-05-12 Rating 2090.68
Round Color Result Opponent
1 White Win JPN Inoue Fumiya 2322.75
2 White Win JPN Maruta Hiroki 2084.94
3 White Loss JPN Ono Takayuki 2307.90
4 Black Loss JPN Mitsumori Masao 2242.06
13 Middle-dan Players Tournament
Date 2018-08-12 Rating 2066.78
Round Color Result Opponent
1 White Loss JPN Kusajima Masato 2233.41
2 White Loss JPN Miyamoto Syunju 2202.53
4 White Loss JPN Kusajima Masato 2233.41
5 White Loss JPN Miyamoto Syunju 2202.53
35 Kanto Championship
Date 2018-07-16 Rating 2066.79
Round Color Result Opponent
1 Black Loss JPN Nakayama Tomoharu 2733.78
56 Meijinsen Qualification Kanto area 1st round
Date 2018-05-13 Rating 2066.91
Round Color Result Opponent
1 White Loss JPN Sato Kiyotomi 2362.81
18 Kanto Renju Emperor Tournament 1st round
Date 2017-11-30 Rating 2069.09
Round Color Result Opponent
1 White Loss JPN Okabe Hiroshi 2625.43
2 Black Win JPN Koyama Akihiro 1899.17
3 White Loss JPN Ishitani Shin-ichi 2320.06
4 White Loss JPN Maruta Hiroki 2065.25
34 Kanto Championship
Date 2017-07-16 Rating 2075.62
Round Color Result Opponent
1 White Win JPN Matsumoto Hiro 1685.79
2 Black Loss JPN Ishitani Shin-ichi 2314.92
3 White Loss JPN Ishima Ryoma 2091.41
12th All Japan Championship
Date 2017-03-26 Rating 2085.80
Round Color Result Opponent
1 White Draw JPN Iio Yoshihiro 2457.46
2 White Loss JPN Tachi Masaya 2453.63
3 Black Draw JPN Nishida Toshio 2017.84
4 Black Loss JPN Ono Takayuki 2286.10
5 White Win JPN Sakamoto Hirouji 2195.62
6 White Loss JPN Fujita Yudai 2401.70
17 Kanto Renju Emperor Tournament 2nd round
Date 2016-12-10 Rating 2091.80
Round Color Result Opponent
1 Black Loss JPN Nakayama Tomoharu 2692.81
2 White Loss JPN Okabe Hiroshi 2623.45
3 Black Loss JPN Sato Kiyotomi 2412.93
4 White Loss JPN Ishitani Shin-ichi 2315.41
5 White Loss JPN Nakamura Shigeru 2861.75
33 Kanto Championship
Date 2016-07-31 Rating 2103.56
Round Color Result Opponent
1 White Win JPN Cho Enkun 1614.96
2 Black Loss JPN Okabe Hiroshi 2630.64
3 White Win JPN Kato Yasuhiro 1973.99
54 Meijinsen Qualification Kanto area 1st round
Date 2016-05-22 Rating 2108.08
Round Color Result Opponent
2 Black Loss JPN Sato Kiyotomi 2425.85
3 White Win JPN Iwano Fumio 2175.88
4 Black Loss JPN Mitsumori Masao 2270.48
11th All Japan Championship
Date 2016-01-11 Rating 2114.86
Round Color Result Opponent
1 Black Loss JPN Kamiya Shunsuke 2628.15
2 Black Draw JPN Chigira Makoto 1969.94
3 White Loss JPN Fujita Yudai 2369.37
5 White Win JPN Kato Yasuhiro 1974.03
6 White Win JPN Suzuki Rin 1880.93
17 Kanto Renju Emperor Tournament 1st round
Date 2015-11-23 Rating 2117.10
Round Color Result Opponent
1 White Loss JPN Okabe Hiroshi 2630.75
2 Black Win JPN Demachi Koichiro 1858.86
3 White Loss JPN Sato Kiyotomi 2433.82
4 White Win JPN Maruta Hiroki 2046.30
ex1 Black Loss JPN Iwano Fumio 2183.31
Kanto Championship
Date 2015-07-20 Rating 2122.93
Round Color Result Opponent
1 White Loss JPN Nakayama Tomoharu 2668.10
4 White Win JPN Hashimoto Takuya 1955.77
5 Black Win JPN Kato Yasuhiro 1988.26
6 White Win JPN Fujikawa Masaki 2040.16
10th All Japan Championship
Date 2015-03-29 Rating 2120.34
Round Color Result Opponent
1 White Loss JPN Kamiya Shunsuke 2584.71
2 White Win JPN Fujikawa Masaki 2032.14
31th Kanto Championship
Date 2014-05-11 Rating 2105.53
Round Color Result Opponent
2 White Loss JPN Tamura Kazumasa 2439.13
3 White Loss JPN Tomobe Katsuhiro 2055.49
4 White Win JPN Maruta Hiroki 2031.14
11th Middle-dan players Tournament
Date 2013-08-17 Rating 2099.29
Round Color Result Opponent
1 White Loss JPN Kashihara Akihiko 2256.23
2 Black Loss JPN Kato Yasuhiro 2054.00
3 White Win JPN Maruta Hiroki 2061.93
4 White Win JPN Kubo Izumi 2019.87
5 Black Win JPN Miyagawa Junzo 2141.32
6 White Loss JPN Nakayama Tomoharu 2570.00
51 Meijinsen Qualification East-Japan area 1st round
Date 2013-06-16 Rating 2095.64
Round Color Result Opponent
1 White Loss JPN Isobe Taizan 2322.21
29th Kanto Championship
Date 2013-05-12 Rating 2094.14
Round Color Result Opponent
3 Black Loss JPN Suzuki Rin 1969.71
4 White Win JPN Nakamura Souta 2044.66
5 White Win JPN Tada Ayako 2223.02
13 Kanto Renju Emperor Tournament 1st round
Date 2012-10-21 Rating 2078.87
Round Color Result Opponent
1 White Win JPN Higuchi Fumiya 1565.73
2 Black Win JPN Mitsumori Masao 2274.06
3 White Loss JPN Tada Ayako 2232.75
4 White Loss JPN Ishitani Shin-ichi 2292.02
50 Meijinsen Qualification East-Japan area 1st round
Date 2012-06-03 Rating 2065.37
Round Color Result Opponent
1 White Loss JPN Mitsumori Masao 2287.91
2 White Loss JPN Iwano Fumio 2080.88
3 White Loss JPN Ono Takayuki 2346.03
4 Black Win JPN Maruta Hiroki 2033.71
4th Tohoku Championship
Date 2012-04-08 Rating 2061.66
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2792.31
2 White Win JPN Maruta Hiroki 2028.36
3 White Loss JPN Kobayashi Koichi 2150.15
4 White Loss JPN Kusajima Masato 2121.61
5 White Win JPN Hirono Masakazu 1959.53
12 Kanto Renju Emperor Tournament 1st round
Date 2011-10-23 Rating 2050.48
Round Color Result Opponent
1 White Loss JPN Kamiya Shunsuke 2385.76
49 Meijinsen Qualification East-Japan area 1st round
Date 2011-06-12 Rating 2042.88
Round Color Result Opponent
1 White Loss JPN Kamiya Shunsuke 2370.05
28th Kanto Championship
Date 2011-05-22 Rating 2041.89
Round Color Result Opponent
1 White Loss JPN Nakayama Tomoharu 2473.22
2 White Loss JPN Arai Kazumi 2296.89
3 White Loss JPN Suzuki Rin 1934.37
4 White Win JPN Maruta Hiroki 2048.90
5 White Loss JPN Fujikawa Masaki 2018.31
11 Kanto Renju Emperor Tournament 1st round
Date 2010-10-31 Rating 2046.43
Round Color Result Opponent
1 Black Win JPN Kato Yasuhiro 2007.36
2 White Loss JPN Okabe Hiroshi 2602.97
Meijinsen Qualification East-Japan area 1st round
Date 2010-06-27 Rating 2045.47
Round Color Result Opponent
1 White Loss JPN Fukui Nobuhiro 2251.67
2 White Win JPN Arai Kazumi 2257.32
3 White Loss JPN Kudomi Takahiro 2308.96
4 Black Loss JPN Tada Ayako 2163.09
27th Kanto Championship
Date 2010-05-23 Rating 2045.15
Round Color Result Opponent
1 Black Loss JPN Nakamura Shigeru 2766.77
2 White Loss JPN Tomobe Katsuhiro 2142.31
5th All Japan Championship
Date 2010-03-21 Rating 2046.34
Round Color Result Opponent
4 Black Win JPN Kusajima Masato 2105.18
26th Kanto Championship
Date 2009-05-17 Rating 2038.83
Round Color Result Opponent
4 Black Win JPN Matsuoka Teruo 1901.21
4th All Japan Championship
Date 2009-03-21 Rating 2036.12
Round Color Result Opponent
4 White Win JPN Suzuki Rin 1908.56
5 Black Loss JPN Tanizaki Ryusuke 2035.43
6 Black Loss JPN Nagao Noriaki 2277.43
8 Kanto Renju Emperor Tournament 1st round
Date 2007-10-21 Rating 2026.01
Round Color Result Opponent
4 White Loss JPN Nakayama Tomoharu 2259.66
36 Suiseisen Tournament 1st round
Date 1996-03-31 Rating 2008.26
Round Color Result Opponent
4 White Win JPN Tanuma Akira 1813.01