Yu Yajun (于亚君)

Place: Liaoning, China

Rating: 2223.41, Rank: 277

First game: 2011-06-06, Last game: 2022-01-16

Top rating: 2335.48 (2015-04-06)

Games: 222, Wins: 98, Draws: 32, Losses: 92

Gy1: 16, Gy2: 38, Gy5: 132

Chinese National Team Championship 2021, Finals (online)
Date	2022-01-16		Rating	2223.41
Round	Color	Result	Opponent
1	Black	Win	Li Xiaofang	2019.12
2	White	Loss	Liu Xun	2388.42
3	Black	Loss	Huo Jiuxu	2322.98
4	Black	Win	Cheng Yanzhen	2325.28
Chinese National Team Championship 2021, First round (online)
Date	2022-01-09		Rating	2223.29
Round	Color	Result	Opponent
1	White	Loss	Zhang Peipei	2003.89
Chinese National Team Championship 2021, Qualification (online)
Date	2022-01-08		Rating	2223.33
Round	Color	Result	Opponent
2	White	Win	Sun Qian	1854.29
3	Black	Loss	Li Xiaoqing	2571.54
4	White	Loss	Liu Xun	2387.93
5	Black	Loss	Cheng Yanzhen	2326.04
Chinese National Championship 2021, Women Group
Date	2021-10-07		Rating	2231.54
Round	Color	Result	Opponent
1	White	Loss	Shen Lanxin	2395.53
2	White	Win	Zhang Peipei	1998.44
3	White	Draw	Wang Yelin	2340.99
4	White	Loss	Fang Guanping	2091.60
5	White	Win	Huo Jiuxu	2311.81
6	White	Loss	Liu Xun	2384.40
7	Black	Win	Zhang Xiaoting	2044.74
The Third Anji World Renju Open
Date	2020-12-20		Rating	2258.02
Round	Color	Result	Opponent
1	Black	Win	Mei Fan	2586.99
2	White	Draw	Fan Xingcen	2456.53
3	Black	Loss	Xie Weixiang	2483.34
4	Black	Loss	Yin Jiamiao	2323.31
5	Black	Draw	Meng Jiehuan	2443.55
6	White	Loss	Mao Weiming	2228.96
Chinese National Championship 2020, Women Group (online)
Date	2020-12-16		Rating	2258.33
Round	Color	Result	Opponent
1	White	Win	Lin Yinqi	1998.97
2	Black	Win	Hu Wanlin	1980.99
3	White	Draw	Cheng Yanzhen	2348.27
4	White	Win	Wu Zhiqin	2435.27
5	White	Win	Huo Jiuxu	2296.54
6	White	Loss	Wan Junhong	2410.92
7	White	Loss	Liu Xun	2385.87
Mind Master Games 2020
Date	2020-10-18		Rating	2257.75
Round	Color	Result	Opponent
1	Black	Win	Li Zhen	2247.84
2	White	Loss	Jiang Qiwen	2701.91
3	Black	Win	Leong Chit Seong	1851.17
4	Black	Win	Ma Wangyue	2092.89
5	Black	Win	Jin Nanchuan	2083.74
6	Black	Loss	Wan Junhong	2410.82
7	Black	Loss	Liu Qin	2235.47
8	Black	Win	Wang Yuxi	2181.60
9	Black	Loss	Mao Weiming	2227.70
4th National Mind Sports Games of China, Mixed Team
Date	2019-11-18		Rating	2252.65
Round	Color	Result	Opponent
1	White	Win	Liu Zhao	2070.27
2	White	Draw	Cao Xueyu	2133.77
3	White	Win	Liu Hongping	2104.88
4	Black	Win	Cheng Yanzhen	2319.24
5	Black	Draw	Wang Qingqing	2579.99
6	Black	Draw	Zheng Weinan	2338.20
7	White	Loss	Xiao Huifang	2362.65
4th National Mind Sports Games of China, Women
Date	2019-11-13		Rating	2252.15
Round	Color	Result	Opponent
1	Black	Win	Liu Zhao	2070.54
2	White	Loss	Li Xiaofang	2033.63
3	Black	Win	Zheng Yining	2174.14
4	White	Win	Wang Zhe	2111.09
5	Black	Draw	Cheng Yanzhen	2319.15
6	White	Loss	Huo Jiuxu	2304.82
7	White	Loss	Liu Qin	2245.19
8	Black	Win	Yu Yaping	2203.36
9	White	Draw	He Xian	2137.05
Chinese National Elite Tournament 2019, Women Group
Date	2019-10-09		Rating	2249.70
Round	Color	Result	Opponent
1	Black	Win	Wang Yelin	2398.76
2	Black	Loss	Cheng Yanzhen	2317.42
3	White	Win	Luo Yan	2056.37
4	White	Loss	Li Xiaoqing	2587.09
5	White	Win	Huo Jiuxu	2306.86
6	White	Loss	Wang Qingqing	2576.77
7	White	Loss	Dong Xiaoli	2427.91
8	Black	Loss	Wu Zhiqin	2461.79
Chinese National Championship 2019, Women Group
Date	2019-10-05		Rating	2249.30
Round	Color	Result	Opponent
1	White	Loss	He Xian	2135.51
2	Black	Loss	Huo Jiuxu	2307.27
3	Black	Win	Wang Jiayi	2002.04
4	Black	Win	Wang Zhe	2111.16
5	Black	Loss	Dong Xiaoli	2427.60
6	Black	Loss	Yu Yaping	2206.96
7	Black	Win	Gong Yixuan	1679.22
Women World Championship
Date	2019-08-10		Rating	2249.46
Round	Color	Result	Opponent
1	Black	Win	Kolk Mari	1818.22
2	White	Loss	Liu Xun	2387.99
3	White	Draw	Tolstoguzova Sofia	2213.40
4	Black	Draw	Fujita Maiko	2260.46
5	White	Loss	Reimand Hanna-Kai	1965.74
6	Black	Win	Kollo Liisa Maria	1554.56
7	White	Win	Oborina Anastasja	2305.38
8	White	Loss	Wu Zhiqin	2469.26
9	White	Loss	Wang Qingqing	2574.95
Chinese National Open Tournament 2019, Women Group
Date	2019-07-17		Rating	2251.06
Round	Color	Result	Opponent
1	Black	Win	Xu Lingqin	2197.01
2	White	Draw	Wang Qingqing	2577.30
3	White	Loss	Dong Chenying	2336.76
4	White	Loss	Wang Yelin	2403.39
5	Black	Win	Jin Meng	2070.58
6	Black	Win	Liu Zhao	2075.25
7	White	Loss	Liu Xun	2391.75
Chinese National Team Championship 2019, Women Group
Date	2019-05-04		Rating	2254.14
Round	Color	Result	Opponent
1	White	Draw	Yu Yaping	2212.78
2	White	Win	Xie Jiamei	2022.71
3	White	Win	Shen Lanxin	2354.99
4	White	Loss	Wu Zhiqin	2469.04
5	White	Win	Li Jie	2210.82
6	White	Loss	Zheng Yining	2178.64
7	White	Win	Peng Lulu	2007.10
SOPAI Cup
Date	2018-11-25		Rating	2253.79
Round	Color	Result	Opponent
1	White	Loss	Zhang Wenbo	2327.02
2	Black	Loss	Huang Shengming	2493.56
3	Black	Win	Guo Haisen	2113.97
4	Black	Draw	Huang Jianguang	2339.30
5	White	Win	Wang Xinhui	2103.13
6	Black	Loss	Qiu Yujin	2360.27
7	White	Loss	Fedotov Denis	2583.35
8	Black	Draw	Reimand Hanna-Kai	1924.87
9	Black	Loss	Hu Guanzhao	2320.77
Chinese National Elite Tournament 2018, Women Group
Date	2018-10-07		Rating	2257.79
Round	Color	Result	Opponent
1	Black	Loss	Wang Yelin	2404.14
2	White	Loss	Xiao Huifang	2329.05
3	Black	Loss	Li Xiaoqing	2599.73
4	White	Loss	Chien Yung-Hsuan	2455.32
5	Black	Win	Wang Qingqing	2575.08
6	Black	Loss	Wu Zhiqin	2466.57
7	White	Loss	Dong Xiaoli	2415.18
8	White	Loss	Liu Xun	2402.62
Chinese National Championship 2018, Women Group
Date	2018-10-03		Rating	2258.42
Round	Color	Result	Opponent
1	Black	Win	Luo Yan	2080.25
2	Black	Draw	Wang Qingqing	2575.70
3	Black	Win	Wu Zhiqin	2466.30
4	White	Loss	Li Xiaoqing	2599.57
5	Black	Loss	Xiao Huifang	2329.30
6	Black	Loss	Liu Xun	2402.82
7	Black	Win	Zhang Chunxia	1783.80
Chinese National Open Tournament 2018, Women Group
Date	2018-07-16		Rating	2267.20
Round	Color	Result	Opponent
1	Black	Draw	Hu Jianhua	1960.88
2	Black	Win	Wang Yelin	2394.24
3	White	Win	Xiao Huifang	2320.19
4	Black	Loss	Li Xiaoqing	2599.14
5	White	Loss	Shen Lanxin	2372.70
Chinese National Team Championship 2018
Date	2018-04-07		Rating	2275.22
Round	Color	Result	Opponent
W1	Black	Loss	Wu Zhiqin	2465.71
W3	White	Loss	Dong Chenying	2350.88
W4	Black	Draw	Cao Xueyu	2077.15
W5	White	Loss	Hu Xi	2335.11
Chinese National Open Tournament 2017, Women Group
Date	2017-07-19		Rating	2321.85
Round	Color	Result	Opponent
1	Black	Win	Zeng Bingjie	1904.49
3	Black	Win	Xiao Huifang	2288.05
4	White	Win	Dong Chenying	2348.77
5	White	Win	Dong Xiaoli	2373.42
6	White	Loss	Huang Qiongying	2455.05
8	White	Win	Wang Yelin	2390.78
9	White	Win	Xu Lingqin	2181.45
3rd National Mind Sports Games of China, Women Group Final
Date	2015-09-22		Rating	2329.81
Round	Color	Result	Opponent
1	Black	Loss	Huang Qiongying	2497.07
2	White	Loss	Wan Junhong	2378.42
3	White	Loss	Wu Zhiqin	2435.72
3rd National Mind Sports Games of China, Women Group A
Date	2015-09-20		Rating	2329.99
Round	Color	Result	Opponent
1	White	Win	Zhao Junfang	1868.89
2	Black	Draw	Dong Chenying	2324.66
3	Black	Win	Cheng Yanzhen	2278.52
4	White	Draw	Dong Xiaoli	2294.75
5	Black	Win	Yu Qunqiu	2132.56
6	White	Loss	Wang Qingqing	2567.86
7	Black	Win	Xu Lingqin	2183.32
8	Black	Loss	Wu Zhiqin	2435.57
9	White	Win	Huo Jiuxu	2226.55
Chinese National Open Tournament 2015, Women Group
Date	2015-04-06		Rating	2335.48
Round	Color	Result	Opponent
1	White	Loss	Li Xiaoqing	2504.82
2	Black	Win	Wang Qingqing	2573.14
3	Black	Win	Liu Qin	2171.40
4	White	Draw	Hu Xi	2369.75
5	White	Loss	Huang Qiongying	2481.86
7	White	Win	Cheng Yanzhen	2296.89
Chinese National Championship 2014, Women Group
Date	2014-10-06		Rating	2328.01
Round	Color	Result	Opponent
1	Black	Win	Han Yue	2203.22
2	White	Loss	Cheng Yanzhen	2302.70
3	Black	Win	Shen Zihan	2049.93
4	White	Loss	Wu Zhiqin	2384.90
5	Black	Win	Li Jie	2122.18
6	White	Draw	Wang Qingqing	2603.28
7	White	Win	Li Xiaoqing	2481.60
Chinese National Championship 2013, Women Group Final
Date	2013-10-06		Rating	2291.01
Round	Color	Result	Opponent
1	White	Win	Wang Xinhui	2049.73
2	White	Loss	Wu Zhiqin	2329.09
3	White	Draw	Cheng Yanzhen	2260.44
3Q	White	Win	Cheng Yanzhen	2260.44
Chinese National Championship 2013, Women Group
Date	2013-10-05		Rating	2290.90
Round	Color	Result	Opponent
1	White	Win	Han Yu	1900.01
2	Black	Draw	Liao Wenjun	1921.32
3	Black	Loss	Wang Qingqing	2590.42
4	White	Win	Wu Zhiqin	2328.89
5	White	Win	Cheng Yanzhen	2260.33
6	Black	Win	Dong Xiaoli	2190.65
7	White	Draw	Li Jie	1888.12
Chinese National Open Tournament 2013, Women Group
Date	2013-06-12		Rating	2273.47
Round	Color	Result	Opponent
2	White	Loss	Chien Yung-Hsuan	2409.65
3	Black	Loss	Liu Xun	2295.14
4	Black	Loss	Wu Zhiqin	2305.51
5	White	Win	Li Jie	1869.22
6	Black	Win	Zhang Yanping	2024.99
7	White	Draw	Han Yue	2201.89
Chinese National Championship 2012, Women Group
Date	2012-10-06		Rating	2255.26
Round	Color	Result	Opponent
1	White	Win	Zhang Yanping	2024.06
2	Black	Draw	Li Jie	2103.70
3	White	Loss	Cheng Yanzhen	2205.37
4	White	Win	Han Yu	1920.30
5	Black	Draw	Chen Zimin	2097.71
6	White	Draw	Hu Xi	2329.64
7	Black	Win	Liu Xun	2279.37
8	White	Loss	Wang Qingqing	2560.43
9	Black	Win	Li Chenrong	1826.51
Chinese National Open Tournament 2012, Women Group
Date	2012-06-24		Rating	2248.29
Round	Color	Result	Opponent
1	White	Win	Kuang Xingji	1600.14
2	Black	Win	Chen Zimin	2090.13
3	White	Loss	Wang Qingqing	2542.28
4	Black	Loss	Han Yue	2209.25
5	White	Loss	Zhang Yanping	2033.45
6	Black	Win	Wu Huishan	1714.25
7	White	Win	Kang Chou	1993.55
2nd National Mind Sports Games of China, Women Group Final
Date	2011-11-18		Rating	2248.97
Round	Color	Result	Opponent
1	Black	Loss	Zheng Weinan	2327.51
2	White	Draw	Jiang Xiaohua	2244.26
2Q1	White	Win	Jiang Xiaohua	2244.26
2Q2	White	Win	Jiang Xiaohua	2244.26
3	Black	Loss	Zhang Le	2155.90
2nd National Mind Sports Games of China, Women Group A
Date	2011-11-16		Rating	2248.98
Round	Color	Result	Opponent
2	Black	Win	Lyu Yuechan	1619.49
3	Black	Draw	Liu Zhao	1950.96
4	White	Win	Zhang Zhongyuan	2010.10
5	Black	Win	Li Tao	2133.16
6	Black	Win	Jiang Xiaohua	2244.54
7	White	Win	Liu Xun	2245.19
8	White	Win	Gu Wanqing	2187.90
9	White	Loss	Huo Jiuxu	2231.69
Chinese National Championship 2011, Women Group
Date	2011-10-06		Rating	2245.89
Round	Color	Result	Opponent
1	Black	Win	Guo Xinlu	1743.62
2	White	Win	Liu Jie	2200.68
3	Black	Win	Huang Qiongying	2359.97
4	Black	Loss	Wang Qingqing	2480.92
5	White	Win	Liu Xun	2240.24
6	Black	Win	Wang Yelin	2317.41
7	White	Win	Zou Yuqiong	2112.36
8	Black	Loss	Hu Xi	2349.18
9	White	Loss	Jiang Xiaohua	2248.06
F1	Black	Loss	Huang Qiongying	2359.97
F2	White	Loss	Wang Yelin	2317.41
F3	Black	Loss	Jiang Xiaohua	2248.06
Chinese National Open Tournament 2011, Women Group
Date	2011-06-06		Rating	2234.34
Round	Color	Result	Opponent
1	White	Loss	Zheng Weinan	2305.10
2	Black	Win	Wu Zhiqin	2140.05
3	White	Loss	Wang Qingqing	2445.67
4	White	Win	Qiao Min	1926.54
5	White	Win	Liu Xun	2220.02
6	Black	Loss	Zheng Yining	2040.13
7	White	Draw	Zhang Le	2133.80