| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:09.41 | 2025 Central Region Div 1 LC Championships | 2025-06-20 |
| 100m Breaststroke | 1:24.90 | 2025 Central Region Div 1 LC Championships | 2025-06-20 |
| 100m Breaststroke | 1:17.86 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Butterfly | 1:02.41 | Toronto Grand Prix | 2026-01-24 |
| 100m Butterfly | 59.53 | Border City Invitational 2025 | 2025-12-05 |
| 100m Freestyle | 1:00.05 | 2025 Central Region Div 1 LC Championships | 2025-06-20 |
| 100m Freestyle | 56.14 | 2025 NYAC Cup | 2025-11-14 |
| 100m IM | 1:08.49 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 200m Backstroke | 2:27.30 | 2025 Central Region Div 1 LC Championships | 2025-06-20 |
| 200m Backstroke | 2:18.89 | Border City Invitational 2025 | 2025-12-05 |
| 200m Breaststroke | 3:01.31 | 2025 Central Region Div 1 LC Championships | 2025-06-20 |
| 200m Butterfly | 2:16.33 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 200m Butterfly | 2:13.32 | 2025 NYAC Cup | 2025-11-14 |
| 200m Freestyle | 2:06.07 | June Performance Meet 2025 | 2025-06-06 |
| 200m Freestyle | 1:59.78 | Border City Invitational 2025 | 2025-12-05 |
| 200m IM | 2:24.71 | Toronto Grand Prix | 2026-01-24 |
| 200m IM | 2:18.50 | Border City Invitational 2025 | 2025-12-05 |
| 400m Freestyle | 4:24.49 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 400m Freestyle | 4:18.64 | 2025 NYAC Cup | 2025-11-14 |
| 400m IM | 5:05.79 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 400m IM | 4:52.96 | 2025 NYAC Cup | 2025-11-14 |
| 50m Backstroke | 28.78 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Breaststroke | 38.40 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 50m Butterfly | 27.36 | Border City Invitational 2025 | 2025-12-05 |
| 50m Freestyle | 27.43 | Toronto Grand Prix | 2026-01-24 |
| 50m Freestyle | 26.08 | 2025 NYAC Cup | 2025-11-14 |
| 800m Freestyle | 8:59.40 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 800m Freestyle | 8:59.00 | Border City Invitational 2025 | 2025-12-05 |
Fujiwara, Nayuta's top personal bests include 100m Backstroke (1:09.41), 100m Breaststroke (1:24.90), 100m Breaststroke (1:17.86), 100m Butterfly (1:02.41), 100m Butterfly (59.53).
Fujiwara, Nayuta swims for Toronto Swim Club.
Fujiwara, Nayuta has competed in 9 meets.