Race planning

Plan Backyard Ultra Last Samurai Standing Tokyo

Use the listed edition as your starting point. Each tool keeps imported race facts separate from the targets and assumptions you choose.

Listed edition: Nov 21, 2026
Format: Backyard Ultra
Distance: 6.706 km every hour
Local start time: 1:00 PM Saturday, November 21 (Japan time)
Duration / cutoff: Each 6.706 km yard must be finished within the hour. Yards start exactly on the hour, with whistles 3, 2 and 1 minutes before, and every runner must leave the start area on the signal. No fixed finish: the race continues until one runner is left.
Crew and pacers: Up to two support crew per runner, free and interchangeable. Crew may use only the toilets, kitchen and meeting room at Takao Green Center, and may not sleep in the meeting room. Help is allowed only between yards; any support during a yard means disqualification.
Drop bags: Check the current race rules

Recorded facts reviewed Oct 20, 2026. Check the organizer’s latest rules. Calendar downloads use all-day dates and do not set a starting alarm.

Pace & duration

Choose a distance target. Choose a planning duration; this race has no single recorded time limit to import.

Start with the matching format checklist. Add the organizer’s mandatory gear.

Bring across the race name. Add confirmed access points, distances and your own arrival estimates.

Planning hourly yards? Use the backyard calculator for loop pace and time between starts.