swimMatthew Nakayama
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 20.50 | Sectionals ✓+0.11s to Futures | 2026-05-09 | 2026 NCS Swimming & Diving Championship Meetvenue |
| 100 Freestyle | SCY | 46.13 | Sectionals ✓+1.74s to Futures | 2024-12-22 | 2024 CA-NV December Sectionals At BREAvenue |
| 100 Butterfly | SCY | 49.58 | Sectionals ✓+1.39s to Futures | 2024-12-20 | 2024 CA-NV December Sectionals At BREAvenue |
| 50 Freestyle | LCM | 24.18 | Sectionals ✓+0.39s to Futures | 2026-07-26 | 2026 PC Novato CA/NV Speedo Sectionalsvenue |
| 100 Freestyle | LCM | 54.05 | Sectionals ✓+2.06s to Futures | 2026-07-23 | 2026 PC Novato CA/NV Speedo Sectionalsvenue |
| 100 Breaststroke | LCM | 1:09.45 | Sectionals ✓+4.36s to Futures | 2026-07-25 | 2026 PC Novato CA/NV Speedo Sectionalsvenue |
| 50 Butterfly | LCM | 26.16 | +0.77s to Futures | 2026-08-01 | Long Course Far Westernsvenue |
| 100 Butterfly | LCM | 58.21 | Sectionals ✓+2.32s to Futures | 2026-07-25 | 2026 PC Novato CA/NV Speedo Sectionalsvenue |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 20.69 | flat | 200 Free Relay | 2026-05-09 | 2026 NCS Swimming & Diving Championship Meet |
| 100 Freestyle | SCY | 45.84 | flying | 400 Free Relay (leg 2) | 2024-05-11 | 2024 CIF SWIMMING & DIVING CHAMPIONSHIPS |
| 50 Butterfly | SCY | 21.73 | flying | 200 Medley Relay (leg 3) | 2026-05-09 | 2026 NCS Swimming & Diving Championship Meet |
| 100 Freestyle | LCM | 53.57 | flying | 400 Free Relay (leg 4) | 2026-07-25 | 2026 PC Novato CA/NV Speedo Sectionals |
| 50 Breaststroke | LCM | 29.96 | flying | 200 Medley Relay (leg 2) | 2026-07-23 | 2026 PC Novato CA/NV Speedo Sectionals |
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 46.13 RT 0.66s
Front half 21.82s · back half 24.31s
100 Butterfly SCY 49.58 RT 0.64s
Front half 22.36s · back half 27.22s
100 Freestyle LCM 54.05
Front half 25.27s · back half 28.78s
100 Breaststroke LCM 1:09.45
Front half 32.59s · back half 36.86s
100 Butterfly LCM 58.21
Front half 26.42s · back half 31.79s
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.
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.