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PlanJapan – Japan Travel Companion

ExtensionTravel
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Overview

Plan your Japan trip: Ghibli and Pokémon Cafe ticket alerts, whether the JR Pass pays off, money tips and data in Japan.

Planning a trip to Japan? PlanJapan helps you at every step, in a panel next to your tabs. Enter your dates and your stops, and the extension works out the rest. HARD-TO-GET TICKETS Some attractions in Japan, like the Ghibli Museum, sell out within minutes of opening, at a fixed time in Japan. The extension tells you when bookings open for your dates, in your own time zone. It reminds you 10 minutes before, and you can add the opening to your phone's calendar. IS THE JR PASS WORTH IT? Worked out on your actual train trips, with official JR fares. Example: Tokyo → Kyoto → Osaka → Tokyo costs ¥29,470 with separate tickets, against ¥50,000 for the 7-day JR Pass. HOTELS The handiest neighborhoods to stay in, for each stop of your trip. MONEY IN JAPAN Why to always pay in yen, where to withdraw cash with a foreign card, and the new tax-free rules at the airport. INTERNET IN JAPAN The unlimited PlanJapan eSIM on the NTT docomo network, matched to your dates, with 5% off for extension users. We check that your phone supports eSIM, and remind you to install it the day before you arrive. ON YOUR BOOKING SITES Turn on the PlanJapan card in one click. On Google Flights and Booking, it checks that your dates, cities and number of travelers match your trip. On JR Pass websites, it tells you whether the pass pays off for your itinerary. On the booking pages of hard-to-get attractions, it reminds you when bookings open. It never changes the sites' links or prices. AND ALSO Tips for your arrival, Visit Japan Web, travel insurance and emergency numbers. Your trip details stay on your computer: nothing is sent to PlanJapan. Available in English, French and Spanish. PlanJapan is an independent eSIM shop for Japan, not affiliated with the sites and attractions mentioned.

Details

  • Version
    1.0.0
  • Updated
    October 18, 2026
  • Size
    1.08MiB
  • Languages
    3 languages
  • Developer
    Website
    Email
    contact@planjapon.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

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PlanJapan – Japan Travel Companion has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

PlanJapan – Japan Travel Companion handles the following:

Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

Support

For help with questions, suggestions, or problems, visit the developer's support site

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