Three numbers. The ones that decide the meeting.
When the world meets at work.
Read the day in both zones.
If it's this in Tokyo, it's that in Asunción.
When it's 8:00 am in Tokyo, it's 8:00 pm in Asunción — evening there, the previous day.
When it's 10:00 am in Tokyo, it's 10:00 pm in Asunción — night there, the previous day.
When it's 12:00 pm in Tokyo, it's 12:00 am in Asunción — late night there, the same day.
When it's 3:00 pm in Tokyo, it's 3:00 am in Asunción — late night there, the same day.
When it's 5:00 pm in Tokyo, it's 5:00 am in Asunción — morning there, the same day.
When it's 9:00 pm in Tokyo, it's 9:00 am in Asunción — late morning there, the same day.
Crossing the border. Money, language, plugs.
Money changes hands at the border: Tokyo uses the JPY (¥) and Asunción uses the PYG (₲). Language shifts too — Japanese in Tokyo, Guaraní in Asunción. Be careful behind the wheel: Tokyo drives on the left, Asunción on the right.
- Country
- Japan
- Capital
- Tokyo
- Currency
- Japanese yen (JPY · ¥)
- Language
- Japanese
- Calling code
- +81
- Drives on
- Left
- Country
- Paraguay
- Capital
- Asunción
- Currency
- Paraguayan guaraní (PYG · ₲)
- Language
- Guaraní, Spanish
- Calling code
- +595
- Drives on
- Right
Quick answers. Before you book the call.
What's the time difference between Tokyo and Asunción?
Tokyo is 12 hours behind Asunción. Tokyo runs on GMT+9 and Asunción on GMT-3. The gap can shift by an hour when either side enters or leaves daylight saving — the live clocks above always reflect the current offset.
When it's 10 am in Tokyo, what time is it in Asunción?
10:00 am in Tokyo is 10:00 pm in Asunción the previous day — night there. The same shift applies to any hour; the quick-conversion cards and the 24-hour table above cover the full day.
When it's 3 pm in Tokyo, what time is it in Asunción?
3:00 pm in Tokyo is 3:00 am in Asunción on the same day — late night there. The same shift applies to any hour; the quick-conversion cards and the 24-hour table above cover the full day.
When's the best time to schedule a meeting?
Standard 09:00–17:00 workdays don't intersect. Most teams compromise with one side meeting early (before 09:00) or late (after 17:00).
Does daylight saving time change the difference?
Yes, if either city observes DST. When one side shifts and the other doesn't, the gap changes by one hour. The DST badges under each clock show whether each zone is currently shifted and when the next transition lands.
How far is Tokyo from Asunción?
About 18,004 km as the crow flies (great-circle distance). A non-stop commercial flight cruises that in roughly 21h 41m, not counting airport time, winds, or routing around restricted airspace.
Can I send this meeting time as a calendar invite?
Yes. Pick a time on the slider above, open the meeting card, customize the title and duration, then download the .ics file. It imports cleanly into Google Calendar, Outlook, and Apple Calendar with the correct timezone attached.
What currency do Tokyo and Asunción use?
Tokyo uses the Japanese yen (JPY, ¥); Asunción uses the Paraguayan guaraní (PYG, ₲). Check the live rate before transferring money or paying with a card abroad — most banks add a 1–3 % FX margin on top of the mid-market rate.
How do I call Tokyo from Asunción?
Dial the international prefix used by your carrier (often 00), then +81, then the local number — drop any leading zero of the city or mobile code. For free calls, WhatsApp, Signal, and FaceTime work over Wi-Fi regardless of country code.
What language is spoken in Tokyo and Asunción?
Tokyo primarily speaks Japanese; Asunción speaks Guaraní, Spanish. English is widely used in business contexts in major cities of both, but written contracts may need translation.
Do Tokyo and Asunción drive on the same side of the road?
No. Japan drives on the left, Paraguay on the right. If you're renting, expect a learning curve on the first day — especially at roundabouts and when judging the centre of the lane.