JPN Koyama Akihiro

Place: Tokyo, Japan

Rating: 1908.41, Rank: 574

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

Top rating: 1911.12 (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 1908.41
Round Color Result Opponent
1 White Draw JPN Fujikawa Masaki 2031.40
2 White Win JPN Fujita Maiko 2159.30
3 White Loss JPN Takagi Tomoyuki 2073.39
4 White Draw JPN Tomosue Takahito 1504.64
5 White Loss JPN Iwano Fumio 2183.15
21 Mikami Cup
Date 2018-01-21 Rating 1907.54
Round Color Result Opponent
A2 Black Loss JPN Tomobe Katsuhiro 2106.56
A3 Black Loss JPN Iwano Fumio 2182.03
A5 White Loss JPN Tomobe Katsuhiro 2106.56
A6 White Loss JPN Iwano Fumio 2182.03
18 Kanto Renju Emperor Tournament 1st round
Date 2017-11-30 Rating 1910.26
Round Color Result Opponent
1 White Loss JPN Koyama Jun 2510.08
2 White Loss JPN Maruta Koji 2073.75
3 White Win JPN Maruta Hiroki 2083.80
4 White Win JPN Tomosue Takahito 1503.59
57 Suiseisen Tournament final round
Date 2017-11-30 Rating 1910.26
Round Color Result Opponent
1 White Draw JPN Nishizawa Aoi 2105.01
2 White Loss JPN Iwano Fumio 2182.88
3 White Loss JPN Maruta Hiroki 2083.80
57 Suiseisen Tournament 1st round
Date 2017-10-31 Rating 1911.12
Round Color Result Opponent
1 White Win JPN Demachi Koichiro 1874.38
2 White Loss JPN Maruta Hiroki 2082.57
3 Black Win JPN Inoue Fumiya 2268.30
4 White Win JPN Morita Yutaka 1678.21
34 Kanto Championship
Date 2017-07-16 Rating 1904.10
Round Color Result Opponent
1 White Loss JPN Ishitani Shin-ichi 2320.45
2 White Win JPN Matsumoto Hiro 1692.81
3 White Win JPN Tomosue Takahito 1504.24
4 White Loss JPN Iwano Fumio 2191.91
5 White Loss JPN Ono Takayuki 2301.93
6 White Win JPN Matsumoto Hiro 1692.81
34 Kanto Shineisen Tournament
Date 2017-04-09 Rating 1896.12
Round Color Result Opponent
1 White Loss JPN Nakamura Souta 2199.02
2 Black Win JPN Tomosue Takahito 1508.03
3 White Loss JPN Demachi Koichiro 1883.82
4 White Loss JPN Takagi Tomoyuki 2082.20
5 White Loss JPN Maruta Hiroki 2057.94