JPN Koyama Akihiro

Place: Tokyo, Japan

Rating: 1905.56, Rank: 566

First game: 2017-04-09, Last game: 2018-04-30

Top rating: 1908.31 (2017-10-31)

Games: 31, Wins: 10, Draws: 3, Losses: 18

Gy1: 0, Gy2: 0, Gy5: 31

35 Kanto Shineisen Tournament
Date 2018-04-30 Rating 1905.56
Round Color Result Opponent
1 White Draw JPN Fujikawa Masaki 2028.67
2 White Win JPN Fujita Maiko 2158.90
3 White Loss JPN Takagi Tomoyuki 2067.69
4 White Draw JPN Tomosue Takahito 1502.56
5 White Loss JPN Iwano Fumio 2180.80
21 Mikami Cup
Date 2018-01-21 Rating 1904.69
Round Color Result Opponent
A2 Black Loss JPN Tomobe Katsuhiro 2101.59
A3 Black Loss JPN Iwano Fumio 2179.53
A5 White Loss JPN Tomobe Katsuhiro 2101.59
A6 White Loss JPN Iwano Fumio 2179.53
18 Kanto Renju Emperor Tournament 1st round
Date 2017-11-30 Rating 1907.43
Round Color Result Opponent
1 White Loss JPN Koyama Jun 2506.83
2 White Loss JPN Maruta Koji 2071.65
3 White Win JPN Maruta Hiroki 2081.60
4 White Win JPN Tomosue Takahito 1501.52
57 Suiseisen Tournament final round
Date 2017-11-30 Rating 1907.43
Round Color Result Opponent
1 White Draw JPN Nishizawa Aoi 2094.32
2 White Loss JPN Iwano Fumio 2180.32
3 White Loss JPN Maruta Hiroki 2081.60
57 Suiseisen Tournament 1st round
Date 2017-10-31 Rating 1908.31
Round Color Result Opponent
1 White Win JPN Demachi Koichiro 1871.36
2 White Loss JPN Maruta Hiroki 2080.32
3 Black Win JPN Inoue Fumiya 2266.92
4 White Win JPN Morita Yutaka 1675.88
34 Kanto Championship
Date 2017-07-16 Rating 1901.36
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2317.34
2 White Win JPN Matsumoto Hiro 1691.08
3 White Win JPN Tomosue Takahito 1502.18
4 White Loss JPN Iwano Fumio 2189.28
5 White Loss JPN Ono Takayuki 2300.31
6 White Win JPN Matsumoto Hiro 1691.08
34 Kanto Shineisen Tournament
Date 2017-04-09 Rating 1893.42
Round Color Result Opponent
1 White Loss JPN Nakamura Souta 2196.01
2 Black Win JPN Tomosue Takahito 1505.98
3 White Loss JPN Demachi Koichiro 1880.85
4 White Loss JPN Takagi Tomoyuki 2077.19
5 White Loss JPN Maruta Hiroki 2055.58