Ooshina Seiichi (大科清市)

Place: Aomori, Japan

Rating: 1995.83, Std: 107.57, Rank: 780

First game: 2015-07-05, Last game: 2026-06-27

Top rating: 2042.79 (2023-06-25)

Games: 36, Wins: 14, Draws: 1, Losses: 21

Gy1: 8, Gy2: 16, Gy5: 19

40 Aomori Championship
Date	2026-06-27		Rating	1995.83
Round	Color	Result	Opponent
1	Black	Loss	Kawaai Hitoshi	2043.10
2	White	Win	Tanno Yoshitaka	2027.48
3	White	Win	Ishitani Shin-ichi	2339.68
4	White	Draw	Shimura Hiroki	2252.68
5	White	Loss	Gakumazawa Hideaki	2168.55
41 Aomori Championship
Date	2025-11-29		Rating	1971.67
Round	Color	Result	Opponent
1	Black	Loss	Miyamoto Syunju	2318.20
2	Black	Loss	Tanno Yoshitaka	2043.51
3	White	Loss	Gakumazawa Hideaki	2161.42
39 Aomori Championship
Date	2025-06-28		Rating	1967.10
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2142.99
2	Black	Loss	Kawaai Hitoshi	2056.22
3	White	Loss	Ishitani Shin-ichi	2366.80
4	White	Loss	Miyamoto Syunju	2308.47
5	Black	Loss	Tanno Yoshitaka	2057.14
40 Aomori Championship
Date	2024-11-30		Rating	1989.53
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2314.01
3	White	Win	Tanno Yoshitaka	2048.69
5	White	Loss	Kawaai Hitoshi	2056.99
37 Aomori Championship
Date	2023-06-25		Rating	2042.79
Round	Color	Result	Opponent
1	Black	Win	Koseki Kenshou	1570.89
2	White	Win	Kawaai Hitoshi	2049.25
3	White	Win	Tanno Yoshitaka	2038.31
38 Aomori Meijinsen Tournament
Date	2019-11-10		Rating	2020.74
Round	Color	Result	Opponent
1	Black	Win	Koseki Kenshou	1598.15
2	Black	Loss	Miyamoto Syunju	2300.34
3	Black	Loss	Tanno Yoshitaka	2111.77
36 Aomori Championship
Date	2019-06-30		Rating	2025.29
Round	Color	Result	Opponent
1	Black	Loss	Tanno Yoshitaka	2116.67
2	Black	Win	Koseki Kenshou	1603.06
3	Black	Win	Miyamoto Syunju	2282.45
37 Aomori Meijinsen Tournament
Date	2018-11-11		Rating	2019.74
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2270.06
2	Black	Loss	Tanno Yoshitaka	2128.63
3	Black	Win	Koseki Kenshou	1615.45
Aomori Meijinsen Tournament
Date	2017-11-05		Rating	2029.41
Round	Color	Result	Opponent
2	White	Loss	Gakumazawa Hideaki	2199.82
3	White	Loss	Miyamoto Syunju	2282.53
4	White	Win	Tanno Yoshitaka	2136.38
32nd Aomori Championship
Date	2015-07-05		Rating	2033.86
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2192.39
2	Black	Win	Koseki Kenshou	1687.86
3	Black	Loss	Miyamoto Syunju	2088.63
4	White	Win	Miura Hitoshi	1783.23
5	White	Win	Kobayashi Koichi	2287.24