Highest ever World Rankings position is considered from 1/1/2019
Discipline
|
Performance
|
Wind
|
Venue
|
Date
|
Records
|
Results Score
|
10,000 Metres Race Walk
|
39:30.56
|
|
Goseong (KOR)
|
30 JUN 2009
|
|
1151
|
10 Kilometres Race Walk
|
38:13
|
|
Beijing (CHN)
|
18 SEP 2010
|
|
1207
|
20 Kilometres Race Walk
|
1:19:13
|
|
Nomi (JPN)
|
15 MAR 2015
|
NR
|
1208
|
50 Kilometres Race Walk
|
4:01:06
|
|
Dudince (SVK)
|
19 MAR 2016
|
|
1097
|
Legend
* Not legal.
Latest Active Season: 2020
Discipline
|
Performance
|
Wind
|
Place
|
Date
|
Records
|
Results Score
|
20 Kilometres Race Walk
|
1:26:17
|
|
Yecheon (KOR)
|
20 OCT 2020
|
|
1059
|
Outdoor
|
Performance
|
Place
|
Date
|
2011
|
41:47.38
|
Goseong (KOR)
|
21 JUN 2011
|
2009
|
39:30.56
|
Goseong (KOR)
|
30 JUN 2009
|
2007
|
39:31.51
|
Andong (KOR)
|
22 MAY 2007
|
2004
|
40:59.24
|
Stadio Zecchini, Grosseto (ITA)
|
17 JUL 2004
|
2002
|
43:00.28
|
Sangju (KOR)
|
22 APR 2002
|
Outdoor
|
Performance
|
Place
|
Date
|
2014
|
42:24
|
Yichun (CHN)
|
24 APR 2014
|
2013
|
40:41
|
Andong (KOR)
|
17 APR 2013
|
2010
|
38:13
|
Beijing (CHN)
|
18 SEP 2010
|
2005
|
39:40
|
Gyeonggi-Do (KOR)
|
11 JUN 2005
|
2004
|
42:04
|
Naumburg (GER)
|
01 MAY 2004
|
2003
|
40:53
|
Jeonju (KOR)
|
13 OCT 2003
|
Outdoor
|
Performance
|
Place
|
Date
|
2020
|
1:26:17
|
Yecheon (KOR)
|
20 OCT 2020
|
2019
|
1:21:01
|
Nomi (JPN)
|
17 MAR 2019
|
2018
|
1:21:52
|
Nomi (JPN)
|
18 MAR 2018
|
2017
|
1:19:50
|
Nomi (JPN)
|
19 MAR 2017
|
2016
|
1:21:44
|
Estádio Olímpico, Rio de Janeiro (BRA)
|
12 AUG 2016
|
2015
|
1:19:13
|
Nomi (JPN)
|
15 MAR 2015
|
2014
|
1:19:24
|
Nomi (JPN)
|
16 MAR 2014
|
2013
|
1:22:50
|
Luzhniki, Moskva (RUS)
|
11 AUG 2013
|
2012
|
1:21:36
|
Olympic Stadium, London (GBR)
|
04 AUG 2012
|
2011
|
1:19:31
|
Nomi (JPN)
|
13 MAR 2011
|
2010
|
1:19:36
|
Jeonju (KOR)
|
10 OCT 2010
|
2009
|
1:22:00
|
Beograd (SRB)
|
09 JUL 2009
|
2008
|
1:19:41
|
Yeochun (KOR)
|
13 OCT 2008
|
2007
|
1:20:54
|
Goyang (KOR)
|
01 MAY 2007
|
2006
|
1:21:45
|
Kimchun (KOR)
|
22 OCT 2006
|
2005
|
1:22:15
|
Ulsan (KOR)
|
18 OCT 2005
|
2004
|
1:24:58
|
Chungbuk (KOR)
|
10 OCT 2004
|
Outdoor
|
Performance
|
Place
|
Date
|
2016
|
4:01:06
|
Dudince (SVK)
|
19 MAR 2016
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
3.
|
20 Kilometres Race Walk
|
1:21:17
|
|
DS, Daegu (KOR)
|
28 AUG 2011
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
3.
|
10,000 Metres Race Walk
|
40:59.24
|
|
Stadio Zecchini, Grosseto (ITA)
|
17 JUL 2004
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
2.
|
20 Kilometres Race Walk
|
1:25:41
|
|
Incheon (KOR)
|
02 SEP 2005
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
2.
|
20 Kilometres Race Walk
|
1:23:12
|
|
Doha (QAT)
|
07 DEC 2006
|
3.
|
20 Kilometres Race Walk
|
1:21:37
|
|
Incheon (KOR)
|
28 SEP 2014
|
3.
|
20 Kilometres Race Walk
|
1:22:47
|
|
Guangzhou (CHN)
|
21 NOV 2010
|
4.
|
20 Kilometres Race Walk
|
1:27:17
|
|
Jakarta (INA)
|
29 AUG 2018
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
6.
|
10 Kilometres Race Walk
|
38:13
|
|
Beijing (CHN)
|
18 SEP 2010
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
1.
|
20 Kilometres Race Walk
|
1:19:24
|
|
Nomi (JPN)
|
16 MAR 2014
|
1.
|
20 Kilometres Race Walk
|
1:19:31
|
|
Nomi (JPN)
|
13 MAR 2011
|
2.
|
20 Kilometres Race Walk
|
1:19:50
|
|
Nomi (JPN)
|
19 MAR 2017
|
2.
|
20 Kilometres Race Walk
|
1:19:13
|
|
Nomi (JPN)
|
15 MAR 2015
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
2.
|
20 Kilometres Race Walk
|
1:24:42
|
|
Izmir (TUR)
|
16 AUG 2005
|
Place
|
Discipline
|
Mark
|
Wind
|
Place
|
Date
|
1.
|
20 Kilometres Race Walk
|
1:24:01
|
|
Hwaseong (KOR)
|
04 JUN 2016
|
1.
|
20 Kilometres Race Walk
|
1:25:23
|
|
Yeosu (KOR)
|
06 JUN 2013
|
1.
|
20 Kilometres Race Walk
|
1:23:32
|
|
Ansan (KOR)
|
02 MAY 2013
|
1.
|
20 Kilometres Race Walk
|
1:24:59
|
|
Daegu (KOR)
|
06 JUN 2012
|
1.
|
20 Kilometres Race Walk
|
1:22:29
|
|
Daegu (KOR)
|
05 JUN 2009
|