Mauna Yamashita

Age: 13 years old
Age Category: 13-14
Team: Academy Swim Club | Hawaiian Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Academy Swim Club

Hawaiian Swimming

Western Zone

USA

Free 50 Y

29.90

13

02/07/2026

B: 29.89 (+0.01s | 0.0%)

6

116

1,000+

Free 100 Y

1:08.76

Analysis

13

11/08/2025

B: 1:04.99 (+3.77s | 5.5%)

5

114

1,000+

50 Free

31.86

100 Free

36.90

1:08.76

100 Free

1:08.76

Back 50 Y

35.25

13

02/07/2026

4

60

1,000+

Back 100 Y

1:18.02

Analysis

13

03/07/2026

B: 1:11.29 (+6.73s | 8.6%)

4

78

1,000+

50 Back

37.35

100 Back

40.67

1:18.02

100 Back

1:18.02

Back 200 Y

2:49.73

Analysis

13

03/07/2026

B: 2:34.69 (+15.04s | 8.9%)

3

60

1,000+

50 Back

37.29

100 Back

42.10

1:19.39

100 Back

1:19.39

150 Back

46.33

2:05.72

200 Back

44.01

2:49.73

100 Back

1:30.34

Breast 50 Y

41.96

13

02/07/2026

5

77

1,000+

Breast 100 Y

1:40.38

Analysis

13

10/18/2025

B: 1:20.49 (+19.89s | 19.8%)

6

113

1,000+

50 Breast

46.78

100 Breast

53.60

1:40.38

100 Breast

1:40.38

IM 200 Y

2:59.02

Analysis

13

11/08/2025

B: 2:37.99 (+21.03s | 11.7%)

3

85

1,000+

50 Fly

39.06

100 Back

50.79

1:29.85

100 IM

1:29.85

150 Breast

50.54

2:20.39

200 Free

38.63

2:59.02

100 IM

1:29.17

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Academy Swim Club	Hawaiian Swimming	Western Zone	USA

Above are the fastest times that Mauna Yamashita has achieved in his swimming career. For each event, you can find Mauna's best time, the corresponding time standard, as well as how much faster Mauna needs to be to reach the next level. The last columns provide Mauna rankings at the team and LSC levels. These rankings are based on the Mauna's personal best, his current age category, and team; and are calculated from all the meets results.

Time Standards

Got the currrent age group time standard
Time standard for the next age group and the gap to reach it
Got the next age group’s time standard.

Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	29.90	22.19 (+7.71s \| 25.8%)	21.29 (+8.61s \| 28.8%)	21.29 (+8.61s \| 28.8%)	20.59 (+9.31s \| 31.1%)	20.09 (+9.81s \| 32.8%)	20.39 (+9.51s \| 31.8%)	26.29 (+3.61s \| 12.1%)
Free 100 Y	1:08.76	48.19 (+20.57s \| 29.9%)	46.39 (+22.37s \| 32.5%)	46.39 (+22.37s \| 32.5%)	45.09 (+23.67s \| 34.4%)	43.49 (+25.27s \| 36.8%)	44.39 (+24.37s \| 35.4%)	56.69 (+12.07s \| 17.6%)
Back 50 Y	35.25	N/A	N/A	N/A	N/A	N/A	N/A	1:02.89
Back 100 Y	1:18.02	53.89 (+24.13s \| 30.9%)	51.49 (+26.53s \| 34.0%)	51.49 (+26.53s \| 34.0%)	49.39 (+28.63s \| 36.7%)	47.59 (+30.43s \| 39.0%)	48.89 (+29.13s \| 37.3%)	2:16.09 1:00.49 (+17.53s \| 22.5%)
Back 200 Y	2:49.73	1:57.29 (+52.44s \| 30.9%)	1:52.79 (+56.94s \| 33.5%)	1:52.79 (+56.94s \| 33.5%)	1:48.29 (+61.44s \| 36.2%)	1:45.49 (+64.24s \| 37.8%)	1:47.09 (+62.64s \| 36.9%)	1:11.49 (+98.24s \| 57.9%)
Breast 50 Y	41.96	N/A	N/A	N/A	N/A	N/A	N/A	2:35.19
Breast 100 Y	1:40.38	1:00.89 (+39.49s \| 39.3%)	57.99 (+42.39s \| 42.2%)	57.99 (+42.39s \| 42.2%)	55.89 (+44.49s \| 44.3%)	54.19 (+46.19s \| 46.0%)	55.29 (+45.09s \| 44.9%)	1:01.79 (+38.59s \| 38.4%)
IM 200 Y	2:59.02	1:58.19 (+60.83s \| 34.0%)	1:53.89 (+65.13s \| 36.4%)	1:53.89 (+65.13s \| 36.4%)	1:50.09 (+68.93s \| 38.5%)	1:46.39 (+72.63s \| 40.6%)	1:48.89 (+70.13s \| 39.2%)	2:18.59 (+40.43s \| 22.6%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional

Progression

See how Mauna Yamashita is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Mauna's time to another swimmer's and even view their profile for more information about them.

Select the distance and stroke

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View this profile

Meets

See all the meets Mauna Yamashita has participated in and his achievement. The last event displayed is the most recent. For each event, you can find the Mauna's time, the progress against Mauna's best time, the corresponding time standard, as well as how much faster Mauna needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 HI Junior Age Group SCY Championship

03/07/2026

Kailua

100 Y Back

1:18.02

-1.44s (New PB)

B: 1:11.29 (+6.73s | 8.6%)

13

1

5

7

50 Back

37.35

100 Back

40.67

1:18.02

100 Back

1:18.02

50 Y Free

29.97

+0.07s

B: 29.89 (+0.08s | 0.3%)

13

1

5

7

200 Y Back

2:49.73

B: 2:34.69 (+15.04s | 8.9%)

13

1

7

6

50 Back

37.29

100 Back

42.10

1:19.39

100 Back

1:19.39

150 Back

46.33

2:05.72

200 Back

44.01

2:49.73

100 Back

1:30.34

BIG ISLAND SWIMMING @ KCAC

02/07/2026

Kailua-Kona

50 Y Breast

41.96

-0.86s (New PB)

13

9

4

100 Y Back

1:19.46

-4.56s (New PB)

B: 1:11.29 (+8.17s | 10.3%)

13

3

6

3

50 Back

36.27

100 Back

43.19

1:19.46

100 Back

1:19.46

50 Y Back

35.25

-1.49s (New PB)

13

50 Y Free

29.90

-0.86s (New PB)

B: 29.89 (+0.01s | 0.0%)

13

5

2

5

BIG ISLAND SWIMMING @ KCAC

11/08/2025

Kailua-Kona

50 Y Back

36.99

+0.25s

13

7

4

5

100 Y Back

1:27.41

+3.39s

B: 1:11.29 (+16.12s | 18.4%)

13

3

8

3

50 Back

41.62

100 Back

45.79

1:27.41

100 Back

1:27.41

50 Y Free

30.76

-0.34s (New PB)

B: 29.89 (+0.87s | 2.8%)

13

2

1

5

100 Y Free

1:08.76

B: 1:04.99 (+3.77s | 5.5%)

13

8

4

9

50 Free

31.86

100 Free

36.90

1:08.76

100 Free

1:08.76

200 Y IM

2:59.02

B: 2:37.99 (+21.03s | 11.7%)

13

2

1

5

50 Fly

39.06

100 Back

50.79

1:29.85

100 IM

1:29.85

150 Breast

50.54

2:20.39

200 Free

38.63

2:59.02

100 IM

1:29.17

BIG ISLAND SWIMMING @ HPA

10/18/2025

Kamuela

100 Y Breast

1:40.38

B: 1:32.59 (+7.79s | 7.8%)

12

6

1

2

50 Breast

46.78

100 Breast

53.60

1:40.38

100 Breast

1:40.38

50 Y Breast

42.82

B

BB: 40.09 (+2.73s | 6.4%)

12

7

3

5

100 Y Back

1:24.02

B: 1:22.19 (+1.83s | 2.2%)

12

4

7

4

50 Back

40.15

100 Back

43.87

1:24.02

100 Back

1:24.02

50 Y Free

31.10

B

BB: 30.49 (+0.61s | 2.0%)

12

3

7

4

50 Y Back

36.74

B

BB: 35.59 (+1.15s | 3.1%)

12

9

3

2

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	29.90	22.19 (+7.71s \| 25.8%)	21.29 (+8.61s \| 28.8%)	21.29 (+8.61s \| 28.8%)	20.59 (+9.31s \| 31.1%)	20.09 (+9.81s \| 32.8%)	20.39 (+9.51s \| 31.8%)	26.29 (+3.61s \| 12.1%)
Free 100 Y	1:08.76	48.19 (+20.57s \| 29.9%)	46.39 (+22.37s \| 32.5%)	46.39 (+22.37s \| 32.5%)	45.09 (+23.67s \| 34.4%)	43.49 (+25.27s \| 36.8%)	44.39 (+24.37s \| 35.4%)	56.69 (+12.07s \| 17.6%)
Back 50 Y	35.25	N/A	N/A	N/A	N/A	N/A	N/A	1:02.89
Back 100 Y	1:18.02	53.89 (+24.13s \| 30.9%)	51.49 (+26.53s \| 34.0%)	51.49 (+26.53s \| 34.0%)	49.39 (+28.63s \| 36.7%)	47.59 (+30.43s \| 39.0%)	48.89 (+29.13s \| 37.3%)	2:16.09 1:00.49 (+17.53s \| 22.5%)
Back 200 Y	2:49.73	1:57.29 (+52.44s \| 30.9%)	1:52.79 (+56.94s \| 33.5%)	1:52.79 (+56.94s \| 33.5%)	1:48.29 (+61.44s \| 36.2%)	1:45.49 (+64.24s \| 37.8%)	1:47.09 (+62.64s \| 36.9%)	1:11.49 (+98.24s \| 57.9%)
Breast 50 Y	41.96	N/A	N/A	N/A	N/A	N/A	N/A	2:35.19
Breast 100 Y	1:40.38	1:00.89 (+39.49s \| 39.3%)	57.99 (+42.39s \| 42.2%)	57.99 (+42.39s \| 42.2%)	55.89 (+44.49s \| 44.3%)	54.19 (+46.19s \| 46.0%)	55.29 (+45.09s \| 44.9%)	1:01.79 (+38.59s \| 38.4%)
IM 200 Y	2:59.02	1:58.19 (+60.83s \| 34.0%)	1:53.89 (+65.13s \| 36.4%)	1:53.89 (+65.13s \| 36.4%)	1:50.09 (+68.93s \| 38.5%)	1:46.39 (+72.63s \| 40.6%)	1:48.89 (+70.13s \| 39.2%)	2:18.59 (+40.43s \| 22.6%)