Island in Kagawa, Japan
Internet in Naoshima: speed, SIM cards and coworking
Is the internet good in Naoshima?
Median fixed broadband in Japan is 234 Mbps and mobile is 66 Mbps (Speedtest Global Index, 2026-08). Guesthouse and café wifi is usually fine for light use, but no real work scene; mobile data works across the island.
Getting online in Naoshima
| Details | |
|---|---|
| Cafés and coworking | Guesthouse and café wifi is usually fine for light use, but no real work scene; mobile data works across the island. |
| Tourist SIM | Data-only SIMs and eSIMs sold at airports and Bic Camera or Yodobashi, about ¥2,000–6,000; voice numbers need a residence card. |
| eSIM | Local carriers sell eSIMs to visitors. |
| Carriers | docomo, au, SoftBank, Rakuten Mobile |
| Monthly data plan | ¥2,000–5,000 ($13–32) |
Coworking in Naoshima
There's no dedicated coworking scene here; people work from cafés and accommodation.
Internet speeds in East Asia
National medians, Speedtest Global Index.
| Country | Fixed | Mobile |
|---|---|---|
| Hong Kong | 362 Mbps | 89 Mbps |
| Macau | 322 Mbps | — |
| Taiwan | 298 Mbps | 111 Mbps |
| South Korea | 251 Mbps | 251 Mbps |
| China | 238 Mbps | 176 Mbps |
| Japan | 234 Mbps | 66 Mbps |
| Mongolia | 86 Mbps | — |
Quick answers
Is the internet fast in Naoshima?
Median fixed broadband in Japan is 234 Mbps and mobile is 66 Mbps (Speedtest Global Index, 2026-08). Guesthouse and café wifi is usually fine for light use, but no real work scene; mobile data works across the island.
Which SIM card should I get in Naoshima?
Data-only SIMs and eSIMs sold at airports and Bic Camera or Yodobashi, about ¥2,000–6,000; voice numbers need a residence card.
Can I use an eSIM in Japan?
Yes. Local carriers sell eSIMs to visitors, and travel eSIMs work too.
More about Naoshima
Going to Naoshima solo?
SoloSquare is where travelers, nomads and locals in Naoshima meet up for small plans: coffee, dinners, walks and day trips. Join one, or start your own in a minute.
Sources
- Speedtest Global Index: Japan
- docomo
- au
- SoftBank
- Rakuten Mobile
- Naoshima Tourist Association
- Benesse Art Site Naoshima
- Kagawa Tourism
- Naoshima Tourist Association: access and ferry fares
- Benesse Art Site: medical facilities on Naoshima
Speeds are medians from Ookla's Speedtest Global Index, cited for reference. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.