Even while traveling in Japan, many people use Microsoft Teams for online meetings and communication with their teams. Therefore, many may wonder, "Can I use Microsoft Teams in Japan?" and "How much data does online meetings consume?"
Microsoft Teams can be used normally within Japan. If you are primarily using chat, the data consumption is relatively low, but video meetings and screen sharing consume a lot of data.
In this article, we will explain in detail the data usage of Microsoft Teams, usage scenarios, recommended eSIM capacities for traveling in Japan, and ways to save on data usage.

Can I use Microsoft Teams while traveling in Japan?
Yes. Microsoft Teams can be used normally within Japan.
If you are connected to the internet via eSIM or Wi-Fi, you can use features such as chat, voice calls, online meetings, and file sharing.
It can be used not only in hotels but also in airports, cafes, and coworking spaces, making it convenient during business trips or workations.
How much data does Microsoft Teams use?
The data usage of Microsoft Teams varies depending on the features used. While chat alone consumes little data, video meetings and screen sharing increase data usage.
| Usage | Data Usage Trend |
|---|---|
| Chat | Very low |
| File Sharing | Low to moderate |
| Voice Calls | Moderate |
| Video Meetings | High |
| Screen Sharing | Very high |
If you are having long video meetings or screen sharing sessions, be careful as they can consume a lot of data even in a short time.

How many GB should I have for peace of mind while traveling in Japan?
The required data capacity varies depending on how often you use Microsoft Teams. If you also use Google Maps, email, and social media, consider the overall data usage for your trip when choosing an eSIM.
| Usage Style | Recommended Capacity |
|---|---|
| Chat-focused | 3-5GB |
| Short online meetings | 5GB |
| Daily video meetings | 10GB or more |
| Long meetings or screen sharing | Unlimited |
If you frequently use Microsoft Teams for work, choosing an unlimited plan will give you peace of mind without worrying about data limits.
How to save on Microsoft Teams data usage
- Use hotel or office Wi-Fi for long meetings
- Turn off the camera if not needed
- Use screen sharing only when necessary
- Send and receive large files in a Wi-Fi environment
- Choose an appropriate eSIM plan based on the number of travel days
Participating in meetings with audio only can reduce data usage compared to video meetings. When out and about, it is recommended to switch settings according to the usage scenario.

Points to consider when using Microsoft Teams
To use Microsoft Teams comfortably while traveling in Japan, it is important to pay attention not only to data usage but also to the communication environment. Referring to the following points can help you conduct online meetings and communicate with your team more comfortably.
- Use Wi-Fi for long online meetings
- Turn off the camera if not needed
- Use screen sharing only when necessary
- Send and receive large files over Wi-Fi
- Choose eSIM capacity according to work schedule
Microsoft Teams does not consume much data if you are only using chat. However, be careful as data usage can significantly increase with long video meetings and screen sharing.

Frequently Asked Questions
Can I use Microsoft Teams in Japan?
Yes. If you have an internet connection, you can use it normally within Japan. With an eSIM, you can participate in chats and online meetings from hotels, cafes, and even while on the move.
Does Microsoft Teams use a lot of data?
If you are only using chat, the data usage is low. However, video meetings and screen sharing consume more data than chat.
Does participating in meetings with audio only reduce data usage?
Yes. By turning off the camera and participating with audio only, you can reduce data usage compared to video meetings. This also makes it easier to use in areas with unstable communication.
What GB eSIM is recommended for traveling in Japan?
If you are chat-focused, 3-5GB is sufficient; for online meetings, 5-10GB; for daily video meetings or screen sharing, 10GB or more; and for long-term work use, an unlimited plan is recommended.
Can I use Microsoft Teams on the subway or Shinkansen?
You can use it in areas where communication is possible. However, in underground sections or long tunnels, communication may temporarily become unstable. It is recommended to participate in important online meetings in a stable Wi-Fi environment.
Can I use my overseas Microsoft account?
Yes. You can use your regular Microsoft account or Microsoft 365 account in Japan without creating a new account.
Is there anything I should prepare before traveling?
Before traveling, it is advisable to update the Microsoft Teams app to the latest version and set up the eSIM. Additionally, if you have important meetings, it is recommended to check the Wi-Fi environment of hotels or coworking spaces in advance.
Conclusion
Microsoft Teams is a business communication tool that can be used normally during travel or business trips in Japan. While chat consumes little data, video meetings and screen sharing consume a lot of data, so it is important to choose an eSIM that matches your usage style.
- Microsoft Teams can be used within Japan
- Chat has low data usage
- Video meetings and screen sharing have high data usage
- It is safer to use Wi-Fi for important meetings
- Choosing eSIM capacity according to work schedule is important
By preparing an eSIM before your trip, you can comfortably use not only Microsoft Teams but also Google Maps, email, and translation apps. Set up a stable communication environment to make your trip to Japan or business trip smoother.
View recommended eSIMs for traveling and business trips in Japan