Pair comparison
Japan is 3.0 hours behind New Zealand. Their business-hour overlap is 6 hours per day.
Japan
Capital: Tokyo
Fri · Apr 24 · UTC+09:00
New Zealand
Capital: Auckland
Fri · Apr 24 · UTC+12:00
Overlap window: 00:00 → 06:00 UTC · 6h per day.
Both teams may be off on the dates above — useful for sprint planning and launch calendars.