Japan eSIM
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Asia
Cities, attractions, transport, weather and connectivity for your Japan trip
Tokyo is Japan’s capital and largest metropolitan area.
Cards are widely accepted, but cash remains useful at smaller businesses and rural locations.
English signage is common in major transport hubs and popular visitor areas.
Japan uses one time zone and does not observe daylight saving time.
Remove the leading zero from Japanese area and mobile codes when calling internationally.
Use 110 for police and 119 for fire or ambulance emergencies.
Japan combines fast-paced cities, historic temples, efficient rail travel, mountain scenery, distinctive regional food and island escapes. This guide helps you compare destinations, plan transport and stay connected throughout your trip.
Start with Tokyo, Kyoto and Osaka, then consider Hiroshima, Sapporo, Fukuoka, Nara, Okinawa, Kanazawa and Hakone. Japan’s rail network makes multi-city itineraries practical, although flights are useful for Hokkaido and Okinawa.
Popular experiences include Mount Fuji, Fushimi Inari Taisha, Kiyomizu-dera, Arashiyama Bamboo Grove, Senso-ji, Meiji Jingu, Shibuya Crossing, Todai-ji, Hiroshima Peace Memorial Park and Miyajima.
Spring and autumn usually offer comfortable sightseeing weather. Summer is hot and humid in many regions, while winter is ideal for northern ski areas and seasonal city travel. Conditions vary substantially between Hokkaido, central Japan and Okinawa.
Use rail and metro services for most city and intercity journeys. Mobile data is especially useful for route planning, translation, ticket information and accommodation messages. Compare Japan eSIM plans before departure so you can connect after landing.
Japan uses 100 V electricity and mainly Type A plugs, with Type B also supported in some locations. Check voltage compatibility for appliances and bring an adapter when required.
TravelFi offers fixed-data, unlimited and regional Asia options. Select a plan based on trip length, navigation use, video, hotspot needs and the number of travellers.
Get mobile data for your Japan trip with a local or region-wide eSIM.
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TravelFi editorial destination ratings.
Strong urban and intercity mobile coverage with reliable public Wi-Fi in many transport hubs.
Extensive, punctual rail and metro systems make multi-city travel exceptionally practical.
Historic temples, contemporary culture, regional traditions, museums, and distinctive local experiences.
Exceptional regional cuisine ranging from casual markets and ramen shops to fine dining.
Transport and accommodation can be costly, but food and everyday services offer broad price ranges.
100 V · 50 Hz in eastern Japan; 60 Hz in western Japan
Two flat parallel pins. Usually ungrounded.
Two flat parallel pins with a grounding pin.
GroundedJapan mainly uses Type A plugs, with Type B also supported in some locations. Travellers from countries using other plug shapes will need an adapter.
Japan’s 100 V supply is lower than in many countries. Check that chargers and appliances support 100 V and the relevant frequency before use.
Forecast location: Tokyo, Japan
Japan has four distinct seasons, with humid summers, cooler winters, a northern snowy climate, and subtropical conditions in Okinawa. Weather differs substantially by latitude and elevation.
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Places to include in your Japan itinerary.
Japan’s capital combines modern districts, historic temples, world-class dining, and efficient transport.
Suggested stay: 4–6 daysKyoto is Japan’s cultural heart, known for temples, shrines, gardens, traditional districts, and seasonal beauty.
Suggested stay: 3–4 daysOsaka is a lively food and entertainment hub with excellent rail links to Kyoto, Nara, and western Japan.
Suggested stay: 2–3 daysHiroshima pairs powerful peace memorial sites with riverside neighbourhoods and easy access to Miyajima.
Suggested stay: 2 daysSapporo is Hokkaido’s main city, popular for winter festivals, food, nearby ski areas, and cool summers.
Suggested stay: 2–4 daysFukuoka is a compact gateway to Kyushu with famous ramen, waterfront areas, and convenient transport.
Suggested stay: 2–3 daysNara is known for historic temples, parkland, and free-roaming deer, easily reached from Kyoto or Osaka.
Suggested stay: 1–2 daysOkinawa offers subtropical beaches, distinctive Ryukyu culture, island scenery, and warmer weather than mainland Japan.
Suggested stay: 4–6 daysA refined cultural city known for Kenroku-en Garden, preserved samurai and geisha districts, contemporary art, and excellent seafood.
Suggested stay: 2–3 daysFeatured experiences and landmarks.
Kyoto’s famous shrine complex is known for thousands of vermilion torii gates climbing Mount Inari.
Suggested visit: 2–3 hoursA landmark Kyoto temple celebrated for its wooden stage, hillside views, and historic approach streets.
Suggested visit: 1–2 hoursA scenic bamboo pathway in western Kyoto near temples, gardens, the river, and forested hills.
Suggested visit: 1–2 hoursTokyo’s oldest major temple anchors Asakusa with the Kaminarimon gate and Nakamise shopping street.
Suggested visit: 1–2 hoursA major Shinto shrine set within a broad forested area beside Harajuku and Yoyogi Park.
Suggested visit: 1–2 hoursOne of Tokyo’s most recognisable intersections, surrounded by shopping, dining, entertainment, and city viewpoints.
Suggested visit: 30–60 minutesJapan’s highest mountain and national symbol, viewed from the Fuji Five Lakes, Hakone, and surrounding areas.
Suggested visit: Full day or overnightA monumental Nara temple housing the Great Buddha and surrounded by the broader Nara Park heritage area.
Suggested visit: 1–2 hoursA major memorial landscape including the Atomic Bomb Dome, museum, monuments, and spaces dedicated to peace.
Suggested visit: 2–4 hoursMarch to May for spring weather and blossoms, or October to November for mild temperatures and autumn colours. Ski regions are strongest from December to March.
Check dates and official sources before making travel decisions.
Entry rules, transport operations, weather alerts, and local requirements can change. Verify official sources before departure and before major domestic journeys.

Discover the best of Japan with a professional guide to Tokyo, Kyoto, and Osaka. Learn about top attractions, local culture, and essential connecti...