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Your complete resource for staying connected in Japan. Guides, comparisons, and tips to help you choose the right eSIM and enjoy seamless connectivity throughout your trip.
Preparing Your Japan Connection: Complete Checklist Before Departure
TL;DR Preparing your internet connection before traveling to Japan takes 4 steps spread over one week: check your phone's compatibility and order an eSIM (D-...
eSIM Japan Autumn: Stay Connected During the Koyo Season (Guide 2026)
TL;DR Japanese autumn (October to December) offers a unique spectacle with the koyo â fall foliage that sets the archipelago ablaze from north to south. Betw...
eSIM Japan Summer 2026: Stay Connected During Heat and Festivals
TL;DR Summer in Japan (JuneâSeptember 2026) combines extreme heat, the rainy season, and spectacular festivals. Between photos and videos of matsuri, constan...
eSIM Japan in Hiroshima and Miyajima: Connectivity Guide 2026
TL;DR Hiroshima and Miyajima island enjoy excellent 4G/5G coverage via the NTT Docomo network. In the city, at the Peace Memorial Park, on the ferry, and aro...
eSIM Japan in the Japanese Alps: Takayama, Kamikochi, Shirakawa-go
TL;DR The Japanese Alps (Chubu region) combine historic towns with high mountain scenery. Network coverage varies dramatically from one spot to the next: exc...
eSIM Japan in Hokkaido: Network Coverage, Dead Zones, and Road Trips
TL;DR Hokkaido is Japan's second-largest island â and its wildest. Network coverage is excellent in cities (Sapporo, Hakodate, Otaru), good along main roads,...
Japan eSIM on Google Pixel: Compatibility and Installation (2026)
Every Google Pixel from the Pixel 3 (2018) onward supports eSIM, making it one of the most eSIM-compatible Android ecosystems for traveling to Japan. The Pla...
Japan eSIM for Skiing and Winter Sports: Niseko, Hakuba, Nozawa
TL;DR Japan has become a world-class ski destination thanks to its legendary powder snow. Stations like Niseko, Hakuba and Nozawa Onsen are covered by the NT...
Japan eSIM for 3 Weeks: Which Plan for a Long Trip?
TL;DR For a 3-week trip to Japan, we recommend going straight for the unlimited eSIM from PlanJapan. Over 21 days, even moderate usage easily exceeds 20 GB. ...
eSIM Japan for Students: The Guide for Your University Exchange (2026)
TL;DR If you're heading to Japan for a university exchange, the eSIM is the simplest way to stay connected from the moment you land â no paperwork, no reside...
eSIM Japan for Couples: One or Two eSIMs? The Guide (2026)
TL;DR For a trip to Japan as a couple, you have two options: buy two separate eSIMs (each with their own plan, total independence) or get a single eSIM and s...
Japan eSIM: Speed, Throughput and Real Connection Test (2026)
TL;DR In Japan, an eSIM on the NTT Docomo network delivers speeds of 30 to 80 Mbps on 4G LTE and 100 to 300+ Mbps on 5G â more than enough for Maps, HD strea...