Kasumi Matsui
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.53 | A+1.04s to AA | 2026-01-25 | CA 2026 Senior Racing Series Championships venue |
| 100 Freestyle | SCY | 56.83 | AA+1.74s to AAA | 2026-07-05 | CA 2026 NOVA July Intrasquad Meet venue |
| 200 Freestyle | SCY | 2:02.23 | AA+3.34s to AAA | 2026-07-05 | CA 2026 NOVA July Intrasquad Meet venue |
| 500 Freestyle | SCY | 5:37.78 | A+2.49s to AA | 2025-11-15 | Nova Senior Racing Series #2 venue |
| 50 Backstroke | SCY | 31.88 | BB+1.09s to A | 2025-09-20 | CA 2025 NOVA Back-to-School Meet venue |
| 100 Backstroke | SCY | 1:08.02 | BB+2.93s to A | 2026-01-03 | NOVA Senior Racing Challenge #3 venue |
| 50 Breaststroke | SCY | 36.89 | BB+1.00s to A | 2025-02-14 | 2025 CCS SCY AGC |
| 100 Breaststroke | SCY | 1:15.19 | BB+0.20s to A | 2026-01-25 | CA 2026 Senior Racing Series Championships venue |
| 200 Breaststroke | SCY | 2:42.56 | BB+1.27s to A | 2025-12-14 | 2025 CA SCS/SCAT WAG venue |
| 50 Butterfly | SCY | 30.12 | A+1.13s to AA | 2026-02-21 | CA 2026 NOVA February Intrasquad Meet venue |
| 100 Butterfly | SCY | 1:06.76 | BB+1.77s to A | 2025-11-01 | 2025 "Our Rising Tides" 16u SCY P/F Meet venue |
| 200 Butterfly | SCY | 2:32.74 | BB+8.55s to A | 2025-10-18 | CA 2025 NOVA IMX Intrasquad Meet venue |
| 100 Individual Medley | SCY | 1:10.21 | 2025-09-20 | CA 2025 NOVA Back-to-School Meet venue | |
| 200 Individual Medley | SCY | 2:22.16 | A+3.37s to AA | 2026-02-21 | CA 2026 NOVA February Intrasquad Meet venue |
| 50 Freestyle | LCM | 30.32 | A+0.03s to AA | 2026-06-06 | CA 2026 NOVA June Intrasquad Meet venue |
| 100 Freestyle | LCM | 1:06.42 | A+1.13s to AA | 2026-06-06 | CA 2026 NOVA June Intrasquad Meet venue |
| 200 Freestyle | LCM | 2:21.93 | A+0.24s to AA | 2026-03-29 | CA 2026 NOVA March LC Intrasquad Meet venue |
| 400 Freestyle | LCM | 5:00.66 | A+2.57s to AA | 2026-06-13 | 2026 SCS June AG Invite venue |
| 100 Breaststroke | LCM | 1:25.16 | A+2.87s to AA | 2026-03-29 | CA 2026 NOVA March LC Intrasquad Meet venue |
| 200 Breaststroke | LCM | 3:03.98 | A+5.89s to AA | 2026-06-14 | 2026 SCS June AG Invite venue |
| 200 Individual Medley | LCM | 2:42.02 | A+2.23s to AA | 2026-03-29 | CA 2026 NOVA March LC Intrasquad Meet venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 1:00.33 | flying | 400 Medley Relay (leg 4) | 2025-02-16 | 2025 CCS SCY AGC |
| 50 Freestyle | LCM | 31.30 | flying | 200 Free Relay (leg 2) | 2025-07-24 | 2025 CA SCS Summer A/G Champs |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 15-16 · SCY
2550 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:37.78 | 706 |
| 200 BR SCY | 2:42.56 | 631 |
| 200 FL SCY | 2:32.74 | 540 |
| 200 IM SCY | 2:22.16 | 673 |
| 200 BK SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
3211 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:02.23 | 765 |
| 100 BK SCY | 1:08.02 | 560 |
| 100 BR SCY | 1:15.19 | 630 |
| 100 FL SCY | 1:06.76 | 583 |
| 200 IM SCY | 2:22.16 | 673 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 56.83
Front half 27.59s · back half 29.24s
200 Freestyle SCY 2:02.23
Front half 60.10s · back half 62.13s
500 Freestyle SCY 5:37.78
Front half 168.68s · back half 169.10s
100 Backstroke SCY 1:08.02
Front half 33.06s · back half 34.96s
100 Breaststroke SCY 1:15.19
Front half 37.01s · back half 38.18s
200 Breaststroke SCY 2:42.56
Front half 121.70s · back half 40.86s
100 Butterfly SCY 1:06.76
Front half 32.38s · back half 34.38s
200 Butterfly SCY 2:32.74
Front half 71.27s · back half 81.47s
100 Individual Medley SCY 1:10.21
Front half 33.71s · back half 36.50s
200 Individual Medley SCY 2:22.16
Front half 68.83s · back half 73.33s
100 Freestyle LCM 1:06.42
Front half 31.76s · back half 34.66s
200 Freestyle LCM 2:21.93
Front half 69.68s · back half 72.25s
400 Freestyle LCM 5:00.66
Front half 148.98s · back half 151.68s
100 Breaststroke LCM 1:25.16
Front half 40.78s · back half 44.38s
200 Breaststroke LCM 3:03.98
Front half 88.72s · back half 95.26s
200 Individual Medley LCM 2:42.02
Front half 80.49s · back half 81.53s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.