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Same communication area as docomo
Since it uses NTT DoCoMo's communication network, it can be connected nationwide like DoCoMo.
The connected area is
With docomo!
Because it is a local communication
Comfortable communication is possible without delay
To use Japanese communication
You can enjoy the Internet and apps without stress.
I use it all the time
Unlimited use of popular apps
Popular apps that you always use, such as instagram and LINE,
You can use it unlimitedly without worrying about the amount of communication.
* 4G / LTE speeds for applicable apps are only supported if the purchased 4G / LTE allocation is available.
* Some services in the above app are not eligible for free. For details, see "Non-billing coverage of each app" below.
* App count free plan only
Non-billing coverage of each app

Billing target


-External link, connection to an external server

Example) Includes content that embeds and displays external sites such as YouTube and animated GIF sharing sites


・ Communication to acquire location information


・ Use other than the official app


-Communication via VPN (Virtual Private Network) and proxy server


・ Use for tethering




In order to make some communication charges free, our equipment identifies the communication destinations (source IP address, connection destination IP address, port, HTTP header, TLS header) related to these services, but the customer actually It does not identify the communication content (for example, the content of the message, etc.) exchanged with.

In addition, the data used for identification is used only for the service and is not saved.

DHA NIPPON SIM for Japan Only applicable to data connected directly from a smartphone with a contracted SIM inserted.

All actions result in packet communications of a few bytes to a few kilobytes for encryption and IP address resolution (DNS). This communication is not eligible for free.

Communication may be temporarily restricted if a large amount of data is continuously sent or received, which may cause inconvenience to other customers.

Please note that the scope of free coverage is subject to change or addition in the future. The scope of free coverage after change or addition also applies to customers who have already subscribed.

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