Time difference: Japan and Johannesburg
Japan is 7 hours ahead of Johannesburg. When Japan clocks hit noon, Johannesburg reads 05:00.
Japan observes Asia/Tokyo and Johannesburg observes Africa/Johannesburg — a 7 hours gap between them.
Business hours comparison
Every working day, Japan and Johannesburg are both in business hours for 1 hour simultaneously.
00:0006:0012:0018:0024:00
Optimal meeting slots
Japan and Johannesburg share 1 hour of business hours overlap daily.
16:00 Tokyo / 09:00 Johannesburg✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Holiday calendar for both locations
⚡ Both locations have upcoming holidays, check availability before scheduling.
Japan5 holidays
Sep 21Respect for the Aged Day
Sep 23Autumnal Equinox Day
Oct 12Sports Day
Nov 3Culture Day
Nov 23Labour Thanksgiving Day
Johannesburg4 holidays
Sep 24Heritage Day
Dec 16Day of Reconciliation
Dec 25Christmas Day
Dec 26Day of Goodwill
Working across Japan and Johannesburg
Coordinating between Japan (Japan) and Johannesburg (South Africa) means working around a 7-hour time difference. The 1-hour overlap window gives both teams a natural slot for real-time collaboration without anyone working outside normal hours.
💡 Best practice for cross-timezone meetings
✅Schedule at 16:00–17:00 (Japan) for a 09:00–10:00 slot in Johannesburg — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Install ClockinSync Free →Drag the slider at the top to convert any Japan time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
