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