Japan, Connected the Moment You Land
Japan(JP)
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Top things to do in Japan
Discover the best experiences and attractions
culture
Fushimi Inari Taisha’s Thousand Torii Gates
Walk through seemingly endless vermilion torii gates that wind up sacred Mount Inari in Kyoto.
Kyoto
nature
Soak in Kinosaki Onsen’s Historic Bathhouses
Experience a classic hot-spring town by hopping between seven atmospheric bathhouses in yukata robes.
Toyooka, Hyogo
food
Sushi Breakfast at Toyosu Market
Taste ultra-fresh sushi at the modern successor to Tsukiji’s inner market, then explore seafood stalls and produce halls.
Tokyo
adventure
Hike Kamikochi in the Japanese Alps
Walk crystal-clear riverside trails with towering peaks and pristine forests in one of Japan’s most beautiful highland valleys.
Kamikochi, Nagano
shopping
Stroll and Shop Yanaka Ginza Shotengai
Browse a nostalgic neighborhood shopping street with small crafts, snacks, and old-Tokyo charm.
Tokyo (Yanaka)
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Our connected eSIM recommendation
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£6.80
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£7.65
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£10.20
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Network Coverage in Japan
Reliable connectivity powered by local carrier partnerships
Coverage Quality
Overall network coverage assessment
Excellent Coverage
95%Supported Technologies
4G
3G
5G
LTE-M
Japan has excellent mobile coverage in cities and along major travel corridors. NTT DoCoMo provides the broadest nationwide footprint (including 5G in many urban areas), while KDDI offers strong 4G coverage. Travelers will have reliable data/service in most tourist destinations, with occasional weak spots in mountains, remote islands, and tunnels.
Partner Networks
Local carriers providing coverage
K
KDDI
Partner Network
N
NTT DoCoMo
Partner Network