Emi Yasaka (F49)

2024

1 Race | 62 mi.

Miwok

May 4th 2024
| Stinson Beach, CA
Distance
100 KM
Overall
203 / 222
Division (F)
52 / 61
15:23:46

2023

1 Race | 31 mi.

Placer Trail Running Festival

Apr 1st 2023
| Auburn, CA
Distance
50 KM
Overall
17 / 46
Division (F)
5 / 13
6:06:47

2021

3 Races | 133 mi.

New Year's One Day

Dec 31st 2021
| San Jose, CA
Duration
12 Hours
Overall
1 / 31
Division (F)
1 / 19
70.9

Ruth Anderson

Oct 9th 2021
| San Francisco, CA
Distance
50 KM
Overall
4 / 56
Division (F)
1 / 21
4:15:26

Crystal Springs - Summer

Jul 31st 2021
| Woodside, CA
Distance
50 KM
Overall
10 / 32
Division (F)
2 / 7
5:01:34

2020

1 Race | 31 mi.

Fremont Fat Ass 50k

Jan 18th 2020
| Fremont, CA
Distance
50 KM
Overall
4 / 41
Division (F)
1 / 11
4:16:14

2019

4 Races | 255 mi.

Ruth Anderson

Oct 12th 2019
| San Francisco, CA
Distance
100 KM
Overall
2 / 4
Division (F)
1 / 1
10:38:53

Headlands

Sep 14th 2019
| Sausalito, CA
Distance
100 Miles
Overall
17 / 48
Division (F)
4 / 9
27:16:20

Skyline 50K

Aug 4th 2019
| San Leandro, CA
Distance
50 KM
Overall
35 / 167
Division (F)
8 / 67
5:27:08

Miwok

May 4th 2019
| Stinson Beach, CA
Distance
100 KM
Overall
133 / 271
Division (F)
28 / 75
13:50:24

2018

6 Races | 274 mi.

Folsom Lake Ultra Trail

Sep 15th 2018
| Auburn, CA
Distance
68.5 Miles
Overall
34 / 47
Division (F)
10 / 15
17:56:18

Skyline 50K

Aug 5th 2018
| San Leandro, CA
Distance
50 KM
Overall
24 / 163
Division (F)
5 / 67
5:02:24

Miwok

May 5th 2018
| Stinson Beach, CA
Distance
100 KM
Overall
111 / 286
Division (F)
16 / 73
13:18:23

Ruth Anderson

Apr 21st 2018
| San Francisco, CA
Distance
50 Miles
Overall
4 / 14
Division (F)
1 / 3
7:46:14

Marin Ultra Challenge

Mar 10th 2018
| Sausalito, CA
Distance
50 KM
Overall
29 / 226
Division (F)
4 / 103
5:04:00

Jed Smith

Feb 3rd 2018
| Sacramento, CA
Distance
50 KM
Overall
10 / 46
Division (F)
2 / 14
4:13:49

2017

4 Races | 203 mi.

New Year's One Day

Dec 31st 2017
| San Jose, CA
Duration
6 Hours
Overall
3 / 26
Division (F)
2 / 7
40.5

Headlands

Sep 9th 2017
| Sausalito, CA
Distance
100 Miles
Overall
25 / 69
Division (F)
2 / 12
27:26:15

Skyline 50K

Aug 6th 2017
| San Leandro, CA
Distance
50 KM
Overall
34 / 196
Division (F)
5 / 71
5:12:56

Jed Smith

Feb 4th 2017
| Sacramento, CA
Distance
50 KM
Overall
9 / 65
Division (F)
1 / 27
4:10:13

2016

7 Races | 286 mi.

Dick Collins Firetrails (Inactive)

Oct 8th 2016
| Castro Valley, CA
Distance
50 Miles
Overall
23 / 124
Division (F)
4 / 31
10:02:17

Skyline 50K

Aug 7th 2016
| San Leandro, CA
Distance
50 KM
Overall
29 / 170
Division (F)
5 / 57
5:13:01

Golden Gate Trail Run (Summer)

Jul 9th 2016
| Rodeo Beach, CA
Distance
50 KM
Overall
9 / 43
Division (F)
1 / 12
5:44:14

Quicksilver

May 14th 2016
| San Jose, CA
Distance
100 KM
Overall
53 / 165
Division (F)
7 / 38
13:37:23

Ruth Anderson

Apr 16th 2016
| San Francisco, CA
Distance
50 KM
Overall
6 / 32
Division (F)
2 / 11
4:25:56

American River

Apr 2nd 2016
| Folsom, CA
Distance
50 Miles
Overall
82 / 524
Division (F)
15 / 219
9:23:57

Jed Smith

Feb 6th 2016
| Sacramento, CA
Distance
50 KM
Overall
22 / 79
Division (F)
6 / 38
4:27:40

2015

3 Races | 93 mi.

Hunter S. Thompson Fear & Loathing

Dec 6th 2015
| San Francisco, CA
Distance
50 KM
Overall
2 / 42
Division (F)
1 / 14
5:03:50

Tamalpa Headlands 50K

Aug 29th 2015
| Muir Beach, CA
Distance
50 KM
Overall
108 / 220
Division (F)
19 / 68
6:20:55

Skyline 50K

Aug 8th 2015
| San Leandro, CA
Distance
50 KM
Overall
40 / 164
Division (F)
7 / 48
5:21:33

2013

1 Race | 40 mi.

Long Island 6 Hour 60th Birthday Celebra...

Oct 12th 2013
| Babylon, NY
Duration
6 Hours
Overall
4 / 44
Division (F)
1 / 12
39.92

2012

1 Race | 31 mi.

Afton Trail

Jul 7th 2012
| Hastings, MN
Distance
50 KM
Overall
40 / 199
Division (F)
5 / 46
5:04:38

2010

1 Race | 31 mi.

Surf the Murph

Oct 30th 2010
| Savage, MN
Distance
50 KM
Overall
4 / 38
Division (F)
1 / 13
5:10:00
33
Races
13y 6m 10d
Longevity
1,471
Lifetime Miles

Personal Bests

50k (19)
4:10:13
2017
50m (3)
7:46:14
2018
100k (5)
10:38:53
2019
100m (2)
27:16:20
2019
12hr (1)
70.9
2021
6hr (2)
40.5
2017

Distance by Year

2024
62 Miles
1 Race
2023
31 Miles
1 Race
2021
133 Miles
3 Races
2020
31 Miles
1 Race
2019
255 Miles
4 Races
2018
274 Miles
6 Races
2017
203 Miles
4 Races
2016
286 Miles
7 Races
2015
93 Miles
3 Races
2013
40 Miles
1 Race
2012
31 Miles
1 Race
2010
31 Miles
1 Race

Multiple Performances

2024
52nd Place
2019
28th Place
2018
16th Place
2021
1st Place
2016
2nd Place
2019
4th Place
2017
2nd Place
2019
8th Place
2018
5th Place
2017
5th Place
2016
5th Place
2015
7th Place
2018
2nd Place
2017
1st Place
2016
6th Place

70.9

12 Hours

70.9

12 Hours

70.9

12 Hours

Masters Course Record

70.9

12 Hours

Masters Winner

4:15:26

50 KM

4:15:26

50 KM

5:01:34

50 KM

Masters Course Record

4:16:14

50 KM

4:16:14

50 KM

4:16:14

50 KM

4:16:14

50 KM

Masters Winner

4:13:49

50 KM

4:13:49

50 KM

40.5

6 Hours

40.5

6 Hours

27:26:15

100 Miles

4:10:13

50 KM

4:25:56

50 KM

5:10:00

50 KM

Achievements are awarded for races with 25 or more finishers and courses with 200 or more finishers.

Masters: 40-49 / Grand Masters: 50-59 / Senior Grand Masters: 60+

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Lake Tye Challenge
Monroe, WA - 25 finishers
12 Hours | 6 Hours
Cinderella Trail - Spring
Oakland, CA - 28 finishers
50 KM
Infinitus
Ripton, VT - 36 finishers
100 Miles | 88 KM
Smith Rock Classic
Terrebonne, OR - 185 finishers
50 Miles | 50 KM
MCW The Tatum Classic
Middletown Township, NJ - 16 finishers
50 KM
The Midwest Ultra Track Classic
Warrensburg, MO - 19 finishers
24 Hours | 12 Hours | 6 Hours
The Full Mo
Sheridan, IN - 190 finishers
50 KM
Chesterfield Gorge Ultra
West Chesterfield, MA - 120 finishers
100 Miles | 100 KM | 50 Miles | 50 KM
Mohican Trail Run
Loudonville, OH - 251 finishers
100 Miles | 50 Miles
View All Results