Terms & Conditions

By purchasing goods from you enter a legally binding agreement with us on the following terms. You should read and understand these terms because they affect your rights and liabilities. They do not affect your statutory rights as a consumer. These terms describe the basis for purchase by you and sale by us of the products described on this web site. reserves the right to refuse any order which is deemed to have not been conducted in the correct way or where any foul play may have taken place. also retains the right to not complete any order it wishes to do so providing that the monies have not been taken or a full refund is given. By placing an order and giving debit card or credit card details on our secure server you the consumer is bound and contracted to complete the sale.

Registered Company

eConnect Japan Inc.


Shuhei Koyama

Company Location

Fujikogyo-Nishimotomachi Bldg. 7F, 1-1-18 Aioi-cho, Chuo-ku, Kobe, 650-0025, Japan

Email Address

Sales Price

Prices shown on this site include tax.


MightySIM is a brand owned by eConnect Japan Inc.


Please ensure when placing your order you have selected the relevant zone and bundle size that you require, and review this selection again at the Checkout. eConnect Japan Inc. cannot be held responsible for incorrect bundles being loaded if this information is selected incorrectly by the customer, and no refund or replacement will be offered.

Payment Method

We take all reasonable care to make our site as secure as we can. eConnect Japan Inc. take credit card orders from most major credit cards (Solo, Switch, Visa, Delta, Mastercard). All of our transactions are processed through Adyen and using a secure encrypted server and all funds are received by Ltd London who are responsible for the delivery of service. For questions related to your payment Ritesim can be reached via and +44 208 387 5520.

Handling Complaints

We will in every case acknowledge complaints within 3 working days. We will in every case advise the consumer how we plan to resolve the complaint. We will in every case keep the consumer informed throughout the process and do everything we can to come to an agreeable resolution.

External Sites

eConnect Japan Inc. cannot be held responsible for the content of any of our sites we have linked to and all links are made in good faith.