Japan eSIM guide for  business trips

Japan eSIM guide for business trips

Updated: 2024-12-04 09:38:30

To ensure a smooth short-term business stay in Japan, a stable internet connection is essential. During your busy schedule, you will likely need to check emails, attend online meetings, and use map applications. For such needs, "eSIM" is highly recommended. eSIMs can be purchased anytime, anywhere, eliminating the hassle of stopping at airports or stores. They are ready for use immediately upon arrival. Since everything is handled within your smartphone, there is no need to carry extra devices. Many people are searching for eSIMs suitable for use in Japan.
If you are planning to use an eSIM for work-related internet access during your stay in Japan, you may be concerned about data limits and costs. However, understanding the features of eSIMs is equally important. This article introduces the characteristics of eSIMs in Japan and provides helpful tips for maintaining a stable connection during your work.

Before diving into the main topic, let us briefly introduce ourselves. We provide communication services tailored to travelers and international students visiting Japan. Our offerings include rental Wi-Fi, prepaid SIM cards, eSIMs, and a wide variety of plans for both short-term and long-term stays. Japan Pocket Wifi Japan Prepaid SIM card eSIM for Japan

Features of eSIMs in Japan

Calls and SMS Are Unavailable

Short-term eSIM plans (or SIM cards) in Japan do not support voice calls. Phone numbers and SMS services are only available to residents of Japan. Prepaid SIM cards and eSIMs designed for short-term visitors only offer data communication. If you need to make calls while in Japan, consider setting up Skype or another IP phone service before your trip.

Data Communication: Two Types of eSIMs Available in Japan

Roaming eSIMs

Short-term eSIM plans (or SIM cards) in Japan do not support voice calls. Phone numbers and SMS services are only available to residents eSIMs sold outside Japan that can be used in Japan typically rely on roaming services. These eSIMs route your connection through countries like China or Singapore before connecting to the Japanese network. While this may not be noticeable during regular smartphone use, it can result in slower website loading times or restricted access to certain websites. Additionally, features like tethering may be unavailable due to roaming-specific limitations.

Local eSIMs

Short-term eSIM plans (or SIM cards) in Japan do not support voice calls. Phone numbers and SMS services are only available to residents Local eSIMs provided by Japanese services do not have such restrictions. Tethering is available, and there are no issues accessing Japanese websites. If you plan to stay in Japan for work, it’s recommended to purchase an eSIM from a local Japanese provider.

Our recommended eSIMs are local plans in Japan. They support tethering, offer large data capacities, and do not impose restrictions on accessing Japanese websites.
Unlimited eSIM for your stay in Japan

Using Multiple Devices for Work

If you’re staying in Japan for work, there might be situations where the internet at your workplace is unstable. While you can use your smartphone’s eSIM to set up a tethering connection, this may deplete your data quickly, lead to unstable speeds, or drain your smartphone battery significantly, making it unsuitable for prolonged use. In cases where stable communication is essential for work and multiple devices are involved, Pocket WiFi is a better option. Pocket WiFi devices are designed to connect multiple devices simultaneously, such as laptops and smartphones. They also ensure secure connections by encrypting communication data.
Japan Unlimited Pocket WiFi

Ensuring Smooth Internet Usage for Work in Japan

Having reliable internet access during your stay in Japan is crucial for work. While eSIMs are convenient and easy to set up, local Japanese eSIMs are preferable for use within the country. However, if you need to connect many devices to the internet, eSIMs alone might not suffice. In such cases, renting Pocket WiFi is a practical solution.

Choosing Between eSIM and Pocket WiFi

eSIM Pocket WiFi
Best for a single smartphone. Suitable for multiple devices.
Quick and easy to set up. Supports heavy data usage over long periods.
Ideal for short-term stays. Perfect for long-term stays with unlimited data needs.

Find the best eSIM Japan plans

eSIM 30GB / 8 days

30GB

Period:8 days

¥3200

Network : docomo

eSIM 50GB / 16 days

50GB

Period:16 days

¥3900

Network : docomo

eSIM UNLIMITED data 5 days

UNLIMITED data

Period:5 days

¥2800

Network : docomo

eSIM 135GB / 91 days

135GB

Period:91 days

¥10800

Network : docomo

See all Plans

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