Japan Unlimited eSIM | NAVITIME eSIM

Review

Easy to install. Fast internet and excellent coverage. Did not encounter any issues throughout.

Seamless and easy to know when activated in Japan

No need to wait at the airport to get an esim.

Great pricing and allowing other phone to tether to mine.

No daily limits.

Why is one NAVITIME eSIM better than another?

NAVITIME eSIM has several advantages over other eSIMs.

Covers a wide network area
High-speed communication
Provides unlimited data usage

NAVITIME eSIM Plans

Number of days of use

✔

This plan provides completely unlimited data communication for smartphones alone.

Selected plan

15 days

Tethering limit: max: 14GB

Total

JPY 8,180

You can use it immediately after purchase!

Connect to high-speed networks anywhere in Japan!

Get access to KDDI's high-quality network coverage in Japan.

KDDI's network has a population coverage rate of 99.95% for 4G lines and over 90% for 5G lines.

Please check the link below for the network's population coverage rate.

Population coverage area map About 5G population coverage rate (Please refer to point No.3)

Pros of eSIM | NAVITIME eSIM

A eSIM is a digital SIM card that is built into devices such as smartphones.

eSIM has many advantages over other means of communication.

Just install it and you can use it right away
No need to carry extra luggage
The entire process of use is completed online

	NAVITIME eSIM	Pocket Wi-Fi Rental	Physical sim card	International roaming	Free Wi-Fi
Set up	Complete online (~5 minutes)	Pick-up required (more than 30 minutes)	Purchase at a store, etc. (more than 30 minutes)	Often easy to set up	Limited locations only
Required device	Your smartphone	Need to carry Wi-Fi equipment	Your smartphone	Your smartphone	Your smartphone
Battery	-	Wi-Fi equipment needs charging	-	-	-
Communication speed	High speed (4G/5G)	Depends on Wi-Fi device (3G to 5G)	Often faster (4G/5G in most cases)	Often slow	Often slow and unstable
Devices that can communicate	Single device	Multiple connections possible	Single device	Single device	Multiple connections possible
Return after use ends	No need to return	Need to be returned	No need to return (return may be required)	No need to return	No need to return
14 days cost	6,040 JPY	Approximately 10,000 JPY to 14,000 JPY	Approximately 6,000 JPY to 10,000 JPY	Approximately 14,000 JPY to 30,000 JPY	Free
Network safety	Safety	Safety	Safety	Safety	May be unsafe
Comprehensive evaluation	★★★★★	★★★☆☆	★★★★☆	★★☆☆☆	★☆☆☆☆

How to use

Before purchasing, check if your device supports eSIM.

Please check whether your smartphone is compatible with this eSIM from the device compatibility list. Also, please make sure that your smartphone is unlocked.
Device Compatibility List How to check compatibility and locking
Select a plan and make a purchase

Please select the plan that best suits you based on the number of days you wish to stay and purchase it.
Once activated, all you have to do is start using eSIM.

After purchasing, you will find the information you need to activate your eSIM, which is explained in a separate section.
How to activate

Available period

The usage period for eSIM starts from the day you first connect to a Japanese mobile network using NAVITIME eSIM. You can use data communication for the number of days you purchased from the day you first connected. Please note that when the usage period ends, communication with the mobile network will automatically stop and data communication will no longer be possible.

*If you wish to extend your use of the service after the expiration date, you will need to purchase the service again. (Additional data purchases are not supported.)

FAQ

Is there a way to check whether the SIM lock on the device I'm using has been unlocked?

Here's how to check if your device's SIM lock is unlocked. Check from the Settings screen ・For iPhone (iOS 14 or later) 1. Open the "Settings" app from the home screen. 2. Tap "General." 3. Tap "About." 4. Check the "SIM Lock" column in the middle of the page. ・If it says "SIM Unlocked," your SIM lock is unlocked. ・If it says "SIM Locked," your SIM lock is enabled. ・For Android smartphones 1. Open the "Settings" app. 2. Tap "About Phone" or "SIM," depending on your device. 3. Tap "SIM Card Status." 4. Check "Status." ・If it says "Allowed," your SIM lock is unlocked. ・If "Restricted" is displayed, your phone is SIMlocked. In addition to the method above, you can also check with your regular carrier. Please contact your regular carrier for instructions on how to unlock your phone SIMlock.

Is there a way to check whether the device I am using is compatible with NAVITIME eSIM?

We have prepared a page listing the device compatibility list for NAVITIME eSIM, so please check it out. The device compatibility list page lists the main compatible models. Even if your device is not on the list, you can use NAVITIME eSIM as long as it complies with the network standards provided by NAVITIME eSIM. The device compatibility list page also lists the network standards provided by NAVITIME eSIM, so please check the specifications of the device you are using. *You can check your device's network standards in the product catalog, etc. *The device compatibility list lists devices that have been confirmed to work in Japan with KDDI-specification devices. Specifications may differ from those of overseas models. Devices not listed on KDDI's compatibility confirmation page have not been confirmed to work with KDDI specifications, so we do not guarantee that NAVITIME eSIM will work. Use of devices not listed on the device compatibility list is at your own risk.

What are the advantages and disadvantages of eSIM?

The pros and cons of eSIM are as follows. [Pros] - Simply install and start using. - No need to insert a card like with physical SIM. Simply install and start using. - No additional luggage required. - No need to carry an item like with rental pocket Wi-Fi. No need to return it. - The entire process is online. - You can complete your purchase online without going to a store. This means you can start using it anytime, anywhere. [Cons] - Can only be used on devices that support eSIM. - Compared to physical SIM, adoption is still low, and not all devices and carriers support eSIM, so you may not be able to use eSIM. - Cannot be swapped between devices. - While physical SIM cards can be swapped, eSIM cards are built into the device and cannot be swapped. We have prepared a page with a detailed explanation of eSIM, so please check it out.

How soon after purchase can I start using it?

Immediately after purchase, you will be issued with information such as a QR code for activation. After issuance, you can start using the service by completing the settings for activation, etc. From purchase to activation, you can start using the service in as little as 5 minutes.