Movistar roaming in Japan: what it costs
Japan sits in Movistar's Zone 3, which on 22 August 2026 was listed at 12,10 € per megabyte on its website, with no daily pass published for that zone. The Movistar daily passes that did appear were for the United States, Andorra and Switzerland. Put another way: in Japan there's no comfortable rate, there's a meter.
Updated on
The per-megabyte figure isn't there for you to pay it. It's there so you won't use the data. The problem is that in Japan your phone is the map, the translator and the train finder, so “not using data” is not a plan.
The number
| Item | Detail |
|---|---|
| Japan's zone | Zone 3 |
| What's in Zone 3 | Asia, Oceania, Africa except the Maghreb, and the Americas except the US and Canada |
| Data price | 12,10 € per megabyte |
| Daily pass published | None for this zone |
Check your specific plan in Mi Movistar before you fly. Some plans include roaming gigabytes outside the EU or let you buy a pass that doesn't appear on the general page, and conditions change over time.
What it means on a real trip
A day walking around Tokyo with Google Maps open is about 100 MB. At 12,10 € per megabyte, that day comes to 1.210 €. A full gigabyte, in case anyone wants the number, is over twelve thousand euros.
Nobody pays that, of course. What actually happens is that the roaming spending cap kicks in and you're left without data, usually on day two and usually at the worst possible moment. Check in your customer area whether your line has that cap and where it's set.
The three ways out
- Turn off data roaming and live off Wi-Fi. Free, and in Japan public Wi-Fi is patchy and doesn't cover the street.
- Buy whatever Movistar offers for your plan, if there's anything at all: check in Mi Movistar.
- Carry a local eSIM, installed before you fly: 2,90 € for 7 days with 1 GB, 4,90 € for 15 days with 3 GB.
How to turn roaming off
- On iPhone: Settings, Mobile Data, your Movistar line, turn off “Data Roaming”.
- On Android: Settings, Network & Internet, SIM, your Movistar line, turn off “Data roaming”.
- Do it before take-off. By the time you land it's already too late for the apps that sync on their own.
- Calls and SMS are billed separately and that switch doesn't turn them off.
Does Movistar have a data pass for Japan?
On its roaming page of 22 August 2026 no daily pass appeared for Zone 3, which is where Japan sits. Daily rates did show up for the United States, Andorra and Switzerland. It's worth checking Mi Movistar in case your specific plan includes something.
Can I be charged thousands of euros?
Operators usually apply a roaming spending cap that cuts off your data before you get to figures like that. The practical result isn't a huge bill: it's being left without internet mid-trip. Check your cap before you leave.
What if I only use WhatsApp?
WhatsApp uses very little, but your phone doesn't only do what you ask of it: it syncs email, updates apps and uploads backups in the background. At that rate, one background slip costs real money.
See the plans for Japan from 2,90 €
Something off, or a price changed? Write to ayuda@zasesim.com and we'll fix it. Data when you land.