251 days until Osaka Marathon
Plan start dates calculated from Osaka Marathon race day on Sunday, February 21, 2027.
From first base run to race day at Osaka Marathon
| Phase | Dates | Weeks | Focus |
|---|---|---|---|
| base | November 1, 2026 – December 5, 2026 | 5 | Build aerobic capacity with easy mileage |
| build | December 6, 2026 – January 9, 2027 | 5 | Add tempo runs, hills, and mid-long runs |
| peak | January 10, 2027 – February 6, 2027 | 4 | Race-specific workouts at goal pace |
| taper | February 7, 2027 – February 20, 2027 | 2 | Reduce volume, sharpen, arrive fresh |
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