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Mariko Nakayama

17 · F · Brentwood Seawolves · PC

PC #3162

50 Back

38.00

50 Fly

29.78

100 Free

1:00.88

+ Follow ⇌ Compare

50 BACK LCM PROGRESSION

Getting faster

Orange dots mark personal records

Not enough public swims in this event yet to chart a progression.

RECENT ACTIVITY

Latest results

200 IM

Pacific Swim SC Senior Open Ho · 11/22

2:25.35

BB–

100 Fly

Brentwood Seawolves SCY C/B/BB · 11/8

1:03.65

BB–

100 Breast

SRVA SCY CBBB+ · 10/28

1:21.58

B▼ 0.54

50 Free

SRVA SCY CBBB+ · 10/28

28.45

BB▼ 0.65

COMPARE

How do you stack up against Mariko?

Head-to-head across shared events, with same-age timeline alignment. Free to start.

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THE COMPLETE RECORD

All times

17 events · 82 swims · 24 meets — from published results

Hide past PRs ▴

Event	Course	Best time	Std	Power pts	Age	Next cut	Meet	Date
50 Free	LCM	31.70	BB	535	13	A in 0.71s	Terrapins LCM C/B/BB+ Meet	2023-05-13
PAST PRS · 50 Free LCM 32.60age 12SRVA LCM CBBB+2022-05-01 32.91age 11CROW BSW PASA WCAB Quad2021-06-27
50 Free	SCY	27.80	BB	545	13	A in 0.61s	CROW 14&UN JO Last Chance	2023-02-26
PAST PRS · 50 Free SCY 28.36age 122022 Zone 2 Championship Meet2022-01-29 28.67age 12CROW 14&UN JO Last Chance2021-11-21 28.68age 12Orinda Aquatics Age Group C/B/2021-10-30 28.97age 12BSW C/B/BB+ October 2-3 20212021-10-03 29.53age 122021 FSM Summer's End Swim Cla2021-07-31
50 Back	LCM	38.00	BB	582	11	A in 2.51s	CROW BSW PASA WCAB Quad	2021-06-25
50 Back	SCY	32.89	B	515	12	BB in 0.20s	CROW 14&UN JO Last Chance	2021-11-20
PAST PRS · 50 Back SCY 33.40age 12Orinda Aquatics Age Group C/B/2021-10-31 34.49age 12BSW C/B/BB+ October 2-3 20212021-10-02 34.70age 122021 FSM Summer's End Swim Cla2021-08-01
50 Breast	LCM	43.07	B	516	11	BB in 0.08s	CROW BSW PASA WCAB Quad	2021-06-26
50 Breast	SCY	37.99	BB	443	12	A in 2.80s	Tri-Meet SCY TERA-BSW-TRIV	2022-03-06
PAST PRS · 50 Breast SCY 38.00age 12Orinda Aquatics Age Group C/B/2021-10-30 38.33age 12BSW C/B/BB+ October 2-3 20212021-10-02
50 Fly	LCM	34.87	BB	513	12	A in 1.48s	SRVA LCM CBBB+	2022-05-01
PAST PRS · 50 Fly LCM 35.15age 11CROW BSW PASA WCAB Quad2021-06-25
50 Fly	SCY	29.78	A	582	12	AA in 1.19s	2022 Pacific Swimming SC 14&U	2022-03-19
PAST PRS · 50 Fly SCY 30.35age 12Tri-Meet SCY TERA-BSW-TRIV2022-03-06 30.62age 12CROW 14&UN JO Last Chance2021-11-21 30.92age 12BSW C/B/BB+ October 2-3 20212021-10-03 31.30age 122021 FSM Summer's End Swim Cla2021-08-01
100 Free	LCM	1:08.75	BB	546	13	A in 1.66s	2023 TYR Memorial Day Classic	2023-05-27
PAST PRS · 100 Free LCM 1:09.95age 13Terrapins LCM C/B/BB+ Meet2023-05-14 1:11.19age 11CROW BSW PASA WCAB Quad2021-06-25
100 Free	SCY	1:00.88	BB	559	12	A in 1.89s	CROW 14&UN JO Last Chance	2021-11-20
PAST PRS · 100 Free SCY 1:02.38age 12Orinda Aquatics Age Group C/B/2021-10-31 1:02.60age 12BSW C/B/BB+ October 2-3 20212021-10-02
100 Back	SCY	1:09.02	BB	467	14	A in 5.13s	BSW C/B/BB+ Sep 30 - Oct 1, 20	2023-10-01
PAST PRS · 100 Back SCY 1:09.24age 13CROW 14&UN JO Last Chance2023-02-26 1:11.01age 132023Tiger Aquatics C/B/BB+2023-02-04 1:12.05age 13BSW C/B/BB+ January 7-8, 20232023-01-07 1:14.46age 132022 Fred Siegrist Memorial Sw2022-09-17
100 Back	LCM	1:19.00	BB	522	13	A in 4.41s	2023 TYR Memorial Day Classic	2023-05-28
PAST PRS · 100 Back LCM 1:20.94age 13Terrapins LCM C/B/BB+ Meet2023-05-13
100 Breast	LCM	1:31.43	B	448	13	BB in 0.14s	Terrapins LCM C/B/BB+ Meet	2023-05-14
PAST PRS · 100 Breast LCM 1:34.56age 11CROW BSW PASA WCAB Quad2021-06-27
100 Breast	SCY	1:21.04	B	451	12	BB in 1.55s	CROW 14&UN JO Last Chance	2021-11-20
PAST PRS · 100 Breast SCY 1:22.29age 12BSW C/B/BB+ October 2-3 20212021-10-03 1:23.31age 122021 FSM Summer's End Swim Cla2021-08-01
100 Fly	SCY	1:03.65	BB	528	16	A in 0.16s	Brentwood Seawolves SCY C/B/BB	2025-11-08
100 IM	SCY	1:12.52	—	497	12	—	Tri-Meet SCY TERA-BSW-TRIV	2022-03-05
PAST PRS · 100 IM SCY 1:13.50age 122021 FSM Summer's End Swim Cla2021-07-31
200 IM	SCY	2:25.35	BB	504	16	A in 2.96s	Pacific Swim SC Senior Open Ho	2025-11-22

NEXT CUTS

Closest standards

How far each best time is from the next published cut

50 Breast LCM43.07 → BB 42.99−0.08s to go

100 Breast LCM1:31.43 → BB 1:31.29−0.14s to go

100 Fly SCY1:03.65 → A 1:03.49−0.16s to go

50 Back SCY32.89 → BB 32.69−0.20s to go

From USA Swimming’s published motivational standards at the swimmer’s current age.

IMX · 17-18 · SCY

IMX — set incomplete

Missing: 500 Free, 200 Back, 200 Breast, 200 Fly, 400 IM — a score needs every event in the set

Event	Best time	Std	Power pts
500 Free	needs this event	—	—
200 Back	needs this event	—	—
200 Breast	needs this event	—	—
200 Fly	needs this event	—	—
200 IM	2:25.35	BB	504
400 IM	needs this event	—	—

Full IMX / IMR view (all courses) →

RECENT MEETS

Last 3

Pacific Swim SC Senior Open Ho

1 swim

2025-11-22

Brentwood Seawolves SCY C/B/BB

1 swim

2025-11-08

SRVA SCY CBBB+

4 swims

2023-10-28

Your swims are probably already here.

Search your name, claim your profile, start tracking — free.

Find yourself →

Public results from published LSC files. Don't see your results? Not every LSC publishes result files — email your meet's official result file (Hy-Tek .cl2/.sd3) to support@swimmeetiq.com and we'll add it.

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Mariko Nakayama

17 · F · Brentwood Seawolves · PC

PC #3162

50 Back

38.00

50 Fly

29.78

100 Free

1:00.88

+ Follow ⇌ Compare

50 BACK LCM PROGRESSION

Getting faster

Orange dots mark personal records

Not enough public swims in this event yet to chart a progression.

RECENT ACTIVITY

Latest results

200 IM

Pacific Swim SC Senior Open Ho · 11/22

2:25.35

BB–

100 Fly

Brentwood Seawolves SCY C/B/BB · 11/8

1:03.65

BB–

100 Breast

SRVA SCY CBBB+ · 10/28

1:21.58

B▼ 0.54

50 Free

SRVA SCY CBBB+ · 10/28

28.45

BB▼ 0.65

COMPARE

How do you stack up against Mariko?

Head-to-head across shared events, with same-age timeline alignment. Free to start.

Compare →

THE COMPLETE RECORD

All times

17 events · 82 swims · 24 meets — from published results

Hide past PRs ▴

Event	Course	Best time	Std	Power pts	Age	Next cut	Meet	Date
50 Free	LCM	31.70	BB	535	13	A in 0.71s	Terrapins LCM C/B/BB+ Meet	2023-05-13
PAST PRS · 50 Free LCM 32.60age 12SRVA LCM CBBB+2022-05-01 32.91age 11CROW BSW PASA WCAB Quad2021-06-27
50 Free	SCY	27.80	BB	545	13	A in 0.61s	CROW 14&UN JO Last Chance	2023-02-26
PAST PRS · 50 Free SCY 28.36age 122022 Zone 2 Championship Meet2022-01-29 28.67age 12CROW 14&UN JO Last Chance2021-11-21 28.68age 12Orinda Aquatics Age Group C/B/2021-10-30 28.97age 12BSW C/B/BB+ October 2-3 20212021-10-03 29.53age 122021 FSM Summer's End Swim Cla2021-07-31
50 Back	LCM	38.00	BB	582	11	A in 2.51s	CROW BSW PASA WCAB Quad	2021-06-25
50 Back	SCY	32.89	B	515	12	BB in 0.20s	CROW 14&UN JO Last Chance	2021-11-20
PAST PRS · 50 Back SCY 33.40age 12Orinda Aquatics Age Group C/B/2021-10-31 34.49age 12BSW C/B/BB+ October 2-3 20212021-10-02 34.70age 122021 FSM Summer's End Swim Cla2021-08-01
50 Breast	LCM	43.07	B	516	11	BB in 0.08s	CROW BSW PASA WCAB Quad	2021-06-26
50 Breast	SCY	37.99	BB	443	12	A in 2.80s	Tri-Meet SCY TERA-BSW-TRIV	2022-03-06
PAST PRS · 50 Breast SCY 38.00age 12Orinda Aquatics Age Group C/B/2021-10-30 38.33age 12BSW C/B/BB+ October 2-3 20212021-10-02
50 Fly	LCM	34.87	BB	513	12	A in 1.48s	SRVA LCM CBBB+	2022-05-01
PAST PRS · 50 Fly LCM 35.15age 11CROW BSW PASA WCAB Quad2021-06-25
50 Fly	SCY	29.78	A	582	12	AA in 1.19s	2022 Pacific Swimming SC 14&U	2022-03-19
PAST PRS · 50 Fly SCY 30.35age 12Tri-Meet SCY TERA-BSW-TRIV2022-03-06 30.62age 12CROW 14&UN JO Last Chance2021-11-21 30.92age 12BSW C/B/BB+ October 2-3 20212021-10-03 31.30age 122021 FSM Summer's End Swim Cla2021-08-01
100 Free	LCM	1:08.75	BB	546	13	A in 1.66s	2023 TYR Memorial Day Classic	2023-05-27
PAST PRS · 100 Free LCM 1:09.95age 13Terrapins LCM C/B/BB+ Meet2023-05-14 1:11.19age 11CROW BSW PASA WCAB Quad2021-06-25
100 Free	SCY	1:00.88	BB	559	12	A in 1.89s	CROW 14&UN JO Last Chance	2021-11-20
PAST PRS · 100 Free SCY 1:02.38age 12Orinda Aquatics Age Group C/B/2021-10-31 1:02.60age 12BSW C/B/BB+ October 2-3 20212021-10-02
100 Back	SCY	1:09.02	BB	467	14	A in 5.13s	BSW C/B/BB+ Sep 30 - Oct 1, 20	2023-10-01
PAST PRS · 100 Back SCY 1:09.24age 13CROW 14&UN JO Last Chance2023-02-26 1:11.01age 132023Tiger Aquatics C/B/BB+2023-02-04 1:12.05age 13BSW C/B/BB+ January 7-8, 20232023-01-07 1:14.46age 132022 Fred Siegrist Memorial Sw2022-09-17
100 Back	LCM	1:19.00	BB	522	13	A in 4.41s	2023 TYR Memorial Day Classic	2023-05-28
PAST PRS · 100 Back LCM 1:20.94age 13Terrapins LCM C/B/BB+ Meet2023-05-13
100 Breast	LCM	1:31.43	B	448	13	BB in 0.14s	Terrapins LCM C/B/BB+ Meet	2023-05-14
PAST PRS · 100 Breast LCM 1:34.56age 11CROW BSW PASA WCAB Quad2021-06-27
100 Breast	SCY	1:21.04	B	451	12	BB in 1.55s	CROW 14&UN JO Last Chance	2021-11-20
PAST PRS · 100 Breast SCY 1:22.29age 12BSW C/B/BB+ October 2-3 20212021-10-03 1:23.31age 122021 FSM Summer's End Swim Cla2021-08-01
100 Fly	SCY	1:03.65	BB	528	16	A in 0.16s	Brentwood Seawolves SCY C/B/BB	2025-11-08
100 IM	SCY	1:12.52	—	497	12	—	Tri-Meet SCY TERA-BSW-TRIV	2022-03-05
PAST PRS · 100 IM SCY 1:13.50age 122021 FSM Summer's End Swim Cla2021-07-31
200 IM	SCY	2:25.35	BB	504	16	A in 2.96s	Pacific Swim SC Senior Open Ho	2025-11-22

NEXT CUTS

Closest standards

How far each best time is from the next published cut

50 Breast LCM43.07 → BB 42.99−0.08s to go

100 Breast LCM1:31.43 → BB 1:31.29−0.14s to go

100 Fly SCY1:03.65 → A 1:03.49−0.16s to go

50 Back SCY32.89 → BB 32.69−0.20s to go

From USA Swimming’s published motivational standards at the swimmer’s current age.

IMX · 17-18 · SCY

IMX — set incomplete

Missing: 500 Free, 200 Back, 200 Breast, 200 Fly, 400 IM — a score needs every event in the set

Event	Best time	Std	Power pts
500 Free	needs this event	—	—
200 Back	needs this event	—	—
200 Breast	needs this event	—	—
200 Fly	needs this event	—	—
200 IM	2:25.35	BB	504
400 IM	needs this event	—	—

Full IMX / IMR view (all courses) →

RECENT MEETS

Last 3

Pacific Swim SC Senior Open Ho

1 swim

2025-11-22

Brentwood Seawolves SCY C/B/BB

1 swim

2025-11-08

SRVA SCY CBBB+

4 swims

2023-10-28

Your swims are probably already here.

Search your name, claim your profile, start tracking — free.

Find yourself →