IIJ to Offer Japan Travel SIM/Digital (eSIM), a Prepaid eSIM for Visitors to Japan, via MINISTOP Loppi Multimedia Terminals Nationwide | News

With a wide choice of capacities from 3 GB to 55 GB, eSIM plans can be purchased readily

September 25, 2025
Internet Initiative Japan Inc.

TOKYO – September 25, 2025 - Internet Initiative Japan Inc. (TSE Prime: 3774), one of Japan's leading Internet access and comprehensive network solutions providers, today announced that along with its Japan Travel SIM prepaid SIM cards providing mobile data communication service to visitors to Japan and temporary returnees, Japan Travel SIM/Digital (eSIM) will be made available from Wednesday, October 1 and thereafter at MINISTOP Loppi multimedia terminals, located in nationwide MINISTOP convenience stores.

Japan Travel SIM/Digital (eSIM) can be used for dedicated data communication service in the NTT Docomo 4G (LTE) and 3G service areas throughout Japan. (*) The lineup consists of seven plans in all, with communication capacities from 3 GB to 55 GB (each usable for up to 30 days). After purchasing a plan at a nearby store, performing an online procedure, and activating the eSIM on their mobile device, customers are immediately able to use data communication.

(*)Note that 3G service will no longer be provided after March 31, 2026.

MINISTOP stores will continue to sell prepaid SIM products in selectable POSA card format, while making Japan Travel SIM/Digital (eSIM) available at MINISTOP Loppi terminals. Customers in need of data communication service will thus be able to obtain it readily even if POSA cards are temporarily out of stock.

MINISTOP Loppi illustration

Stores where available

Nationwide MINISTOP convenience stores where a MINISTOP Loppi terminal is installed

Start of sales

Wednesday, October 1, 2025

Plans

Data capacity	3GB	6GB	10GB	15GB	25GB	35GB	55GB
Price (tax-free)	JPY2,480	JPY2,980	JPY3,280	JPY3,480	JPY4,580	JPY4,980	JPY5,780
Usage period	30 days from the start of use

Flow to start of service

On the MINISTOP Loppi terminal, select the desired Japan Travel SIM/Digital (eSIM) plan.
Take the payment slip output by the terminal to the point of sale and pay for the service.
The shop clerk will issue a slip indicating the entry code.
Use the entry code to register on the dedicated website, then download and install the eSIM profile.

(*)An email address and Wi-Fi or other Internet access are necessary for registering on the website and downloading the eSIM profile.
(*)A SIM-free mobile device with eSIM support is necessary. Setup on the mobile device, including entry of the APN (access point name), must be performed separately.

Please see the following site for more about Japan Travel SIM.
https://t.iijmio.jp/

IIJ will continue providing highly convenient services that enable visitors to Japan and temporary returnees to enjoy stress-free use of mobile communication while in the country.

About IIJ

Founded in 1992, IIJ is one of Japan's leading Internet-access and comprehensive network solutions providers. IIJ and its group companies provide total network solutions that mainly cater to high-end corporate customers. IIJ's services include high-quality Internet connectivity services, systems integration, cloud computing services, security services and mobile services. Moreover, IIJ has built one of the largest Internet backbone networks in Japan that is connected to the United States, the United Kingdom and Asia. IIJ was listed on the Prime Market of the Tokyo Stock Exchange in 2022.

For more information about IIJ, visit the IIJ Web site at https://www.iij.ad.jp/en/.

The statements within this release contain forward-looking statements about our future plans that involve risk and uncertainty. These statements may differ materially from actual future events or results.

For inquiries, contact

IIJ Corporate Communications

+81-3-5205-6310
+81-3-5205-6377
press@iij.ad.jp

(*)All company, product, and service names used in this press release are the trademarks or registered trademarks of their respective owners.