JPN Demachi Koichiro

Place: Tokyo, Japan

Rating: 1858.12, Rank: 605

First game: 2013-04-13, Last game: 2019-01-20

Top rating: 1893.80 (2013-04-13)

Games: 74, Wins: 20, Draws: 1, Losses: 53

Gy1: 0, Gy2: 13, Gy5: 60

22 New Year (Mikami) Cup
Date 2019-01-20 Rating 1858.12
Round Color Result Opponent
1 Black Loss JPN Takazawa Nagayoshi 2056.36
2 White Loss JPN Kato Daisuke 1842.09
3 White Win JPN Fujita Maiko 2180.19
4 Black Loss JPN Fujikawa Masaki 2040.96
5 Black Loss JPN Inoue Fumiya 2313.93
19 Renju Emperor Tournament Kanto area 1st round
Date 2018-10-21 Rating 1859.65
Round Color Result Opponent
1 White Loss JPN Koyama Jun 2486.31
2 Black Loss JPN Inoue Fumiya 2310.65
3 Black Win JPN Tsushima Takato 1602.82
4 Black Win JPN Ito Midori 1647.19
10th Tohoku Championship
Date 2018-09-09 Rating 1859.37
Round Color Result Opponent
1 White Loss JPN Miyamoto Syunju 2204.07
3 White Loss JPN Okabe Hiroshi 2611.21
4 White Loss JPN Kusajima Masato 2230.21
5 White Loss JPN Hirono Masakazu 2019.27
35 Kanto Shineisen Tournament
Date 2018-04-30 Rating 1863.63
Round Color Result Opponent
1 Black Win JPN Yambe Manami 1726.95
2 White Win JPN Fujikawa Masaki 2019.66
3 White Loss JPN Iwano Fumio 2186.78
4 Black Loss JPN Takagi Tomoyuki 2076.23
5 White Loss JPN Fujita Maiko 2144.03
57 Suiseisen Tournament 1st round
Date 2017-10-31 Rating 1862.82
Round Color Result Opponent
1 Black Loss JPN Koyama Akihiro 1900.13
2 Black Loss JPN Takagi Tomoyuki 2077.64
3 Black Loss JPN Nishizawa Aoi 2025.79
3 White Win JPN Morita Yutaka 1664.69
34 Kanto Shineisen Tournament
Date 2017-04-09 Rating 1872.72
Round Color Result Opponent
1 White Loss JPN Fujikawa Masaki 2013.95
2 White Loss JPN Takagi Tomoyuki 2081.16
3 Black Win JPN Koyama Akihiro 1885.81
3 Black Win JPN Tomosue Takahito 1500.12
5 Black Loss JPN Nakamura Souta 2188.76
20 New Year (Mikami) Cup
Date 2017-01-22 Rating 1876.75
Round Color Result Opponent
A1 White Win JPN Tomobe Katsuhiro 2073.31
A2 White Win JPN Maruta Hiroki 2044.29
A3 White Loss JPN Iwano Fumio 2193.32
A4 Black Win JPN Tomobe Katsuhiro 2073.31
A5 White Loss JPN Maruta Hiroki 2044.29
A6 Black Loss JPN Iwano Fumio 2193.32
56 Suiseisen Tournament final round
Date 2016-10-09 Rating 1869.14
Round Color Result Opponent
1 White Loss JPN Maruta Hiroki 2054.53
2 Black Loss JPN Iwano Fumio 2187.49
3 White Loss JPN Fujikawa Masaki 2027.84
56 Suiseisen Tournament 1st round
Date 2016-09-11 Rating 1868.52
Round Color Result Opponent
1 Black Loss JPN Maruta Hiroki 2056.43
2 Black Win JPN Yunoki Takahiro 1745.80
3 Black Loss JPN Iwano Fumio 2184.40
33 Kanto Shineisen Tournament
Date 2016-04-10 Rating 1865.84
Round Color Result Opponent
1 Black Loss JPN Maruta Hiroki 2046.17
2 White Loss JPN Nakamura Souta 2209.25
3 White Win JPN Nishizawa Aoi 1999.84
4 Black Loss JPN Tanizaki Ryusuke 2125.50
5 White Loss JPN Tomobe Katsuhiro 2066.24
19 Mikami Cup
Date 2016-03-13 Rating 1865.61
Round Color Result Opponent
A1 Black Loss JPN Tomobe Katsuhiro 2063.13
A2 Black Win JPN Maruta Hiroki 2046.43
A3 White Loss JPN Iwano Fumio 2177.50
A4 White Loss JPN Tomobe Katsuhiro 2063.13
A5 White Loss JPN Maruta Hiroki 2046.43
A6 Black Win JPN Iwano Fumio 2177.50
17 Kanto Renju Emperor Tournament 1st round
Date 2015-11-23 Rating 1858.86
Round Color Result Opponent
1 White Loss JPN Koyama Jun 2544.82
2 White Loss JPN Maruta Koji 2117.10
3 White Loss JPN Maruta Hiroki 2046.30
4 Black Loss JPN Iwano Fumio 2183.31
55 Suiseisen Tournament 2nd round
Date 2015-10-18 Rating 1858.25
Round Color Result Opponent
1 Black Loss JPN Fujikawa Masaki 2045.96
2 White Loss JPN Maruta Hiroki 2044.46
3 White Draw JPN Tanizaki Ryusuke 2119.09
55 Suiseisen Tournament 1st round
Date 2015-09-13 Rating 1858.15
Round Color Result Opponent
1 Black Loss JPN Tanizaki Ryusuke 2121.78
2 Black Win JPN Tomobe Katsuhiro 2046.27
3 White Loss JPN Maruta Hiroki 2041.13
32 Kanto Shineisen Tournament
Date 2015-04-12 Rating 1854.20
Round Color Result Opponent
1 White Loss JPN Tomobe Katsuhiro 2045.13
2 Black Loss JPN Maruta Hiroki 2016.63
3 Black Loss JPN Ozawa Tetsushi 1979.67
4 Black Loss JPN Hashimoto Takuya 1960.44
5 Black Loss JPN Iwano Fumio 2178.04
31th Kanto Championship
Date 2014-05-11 Rating 1879.11
Round Color Result Opponent
1 White Loss JPN Kobayashi Koichi 2172.67
2 Black Loss JPN Kamiya Shunsuke 2521.04
4 White Win JPN Nakamura Souta 2107.63
5 White Loss JPN Tada Ayako 2236.83
31st Kanto Shineisen Tournament
Date 2013-04-13 Rating 1893.80
Round Color Result Opponent
1 Black Win JPN Fujikawa Masaki 1964.61
2 Black Loss JPN Tomobe Katsuhiro 2094.41
3 Black Win JPN Sugawara Shinji 1593.26
4 White Loss JPN Nakamura Souta 2043.91
5 White Win JPN Kurokawa Toshihiro 1721.48