swimSakura Hayakawa
Personal records
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.15 | flying | 200 Free Relay (leg 4) | 2026-03-14 | 2026 MR SC Junior Metropolitan Championships |
| 100 Freestyle | SCY | 1:01.65 | flying | 400 Free Relay (leg 4) | 2025-12-14 | 35th Annual Winter Championships |
| 50 Backstroke | SCY | 32.05 | flat | 200 Medley Relay | 2026-03-14 | 2026 MR SC Junior Metropolitan Championships |
| 50 Butterfly | SCY | 30.39 | flying | 200 Medley Relay (leg 3) | 2026-01-11 | 2026 MR WEST Chris Dewey Trophy Meet |
| 100 Butterfly | SCY | 1:09.36 | flying | 400 Medley Relay (leg 3) | 2026-03-15 | 2026 MR SC Junior Metropolitan Championships |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
100 Freestyle SCY 58.40
Front half 27.94s · back half 30.46s
200 Freestyle SCY 2:06.56
Front half 61.26s · back half 65.30s
500 Freestyle SCY 5:41.91
Front half 169.91s · back half 172.00s
100 Backstroke SCY 1:09.71
Front half 33.60s · back half 36.11s
100 Breaststroke SCY 1:19.97
Front half 37.76s · back half 42.21s
200 Breaststroke SCY 2:54.06
Front half 84.72s · back half 89.34s
100 Butterfly SCY 1:11.02
Front half 32.53s · back half 38.49s
100 Individual Medley SCY 1:08.01
Front half 30.85s · back half 37.16s
200 Individual Medley SCY 2:27.50
Front half 69.86s · back half 77.64s
400 Individual Medley SCY 5:11.26
Front half 151.67s · back half 159.59s
100 Freestyle LCM 1:07.13
Front half 32.19s · back half 34.94s
200 Freestyle LCM 2:25.36 split/total mismatch
400 Freestyle LCM 5:06.03
Front half 153.55s · back half 152.48s
100 Backstroke LCM 1:20.61
Front half 38.81s · back half 41.80s
200 Backstroke LCM 2:57.11
Front half 86.27s · back half 90.84s
100 Butterfly LCM 1:18.05
Front half 36.16s · back half 41.89s
200 Individual Medley LCM 2:45.18
Front half 79.54s · back half 85.64s
400 Individual Medley LCM 5:52.87
Front half 173.84s · back half 179.03s
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.