Questions and answers regarding information leakage due to unauthorized access to the official online shop
We have prepared answers to your questions regarding the information leak due to unauthorized access that occurred at Kadoya's official online shop. We apologize for any inconvenience this may cause to our customers, but if you are unable to reach us by phone, please check with us.
Regarding credit card information leakage
Customers whose emails and documents include a request to customers regarding leakage of credit card information may have had their credit card information leaked while using our website. We apologize for the inconvenience, but please check your credit card statement and make sure there are no charges that you do not recognize.
If you receive a charge that you do not recognize, we apologize for the inconvenience, but please contact the credit card company's contact information listed on the back of your credit card.
In addition, depending on the situation, it may be necessary to reissue your credit card, but in that case, we will bear the fees and ask the credit card company so that you do not have to pay the fees. .
This offer is applicable to those who made a credit card payment at our online shop between April 30, 2021 and March 1, 2023. Credit card payments made outside of this period are not eligible.
We will notify affected customers by email and in writing.
Credit card payments at our directly managed stores use a completely different system than online shops, so they are not subject to leaks.
As a result of the investigation, it has been determined that the possibility of leakage is only from April 30, 2021 to March 1, 2023, so there is no possibility of such a leak.
Our company has adopted a system that does not store customers' credit card information, but due to unauthorized access by a third party due to a vulnerability in a part of the system, it has been modified so that it is stored. I did.
The credit card information that may have been leaked is as follows.
・Cardholder name・Credit card number・Expiry date・Security code
We apologize for the inconvenience, but we are unable to determine whether or not there has been unauthorized use.
Please check the usage date and amount of the credit card concerned, and if you find any usage history that you do not remember, please contact your credit card company.
From May 17th, we will be sequentially informing customers affected by the leak via email and in writing. For customers whose email is returned to us due to an error and the written form is returned to us for some reason, we will contact you by phone.
If we do not contact you directly, your information is not subject to leakage, but if you would like to confirm, please contact [support@ekadoya.com]. We will check whether your request is applicable or not and then provide you with a response.
Please note that it may take several days for us to respond.
From May 17th, we will be sequentially informing customers affected by the leak via email and in writing. For customers whose email is returned to us due to an error and the written form is returned to us for some reason, we will contact you by phone.
If we do not contact you directly, your information is not subject to leakage, but if you would like to confirm, please contact [support@ekadoya.com]. We will check whether your request is applicable or not and then provide you with a response.
Please note that it may take several days for us to respond.
If your information is subject to a leak, we will notify your family individually, so please check. Information about family members associated with credit card information that has been confirmed to have been leaked will not be leaked.
Currently, to prevent unauthorized use, we are asking credit card companies to use their monitoring systems to monitor credit card transactions that may have been compromised, but just to be sure, please check your card details once again. If you receive any suspicious charges, please contact the credit card company listed on the back of your credit card.
We apologize for the inconvenience, but please contact the credit card company listed on the back of the credit card you have in mind.
We apologize for the inconvenience, but since it is necessary to confirm your personal information in order to confirm your card information, we ask that you contact your credit card company.
We apologize for the inconvenience, but please contact the credit card company listed on the back of your credit card to inform us that you have received a charge that you do not recognize.
We have asked the credit card company to handle any damage caused by fraudulent card use so that the customer does not have to bear the burden.
Please let us know that you received a notification that your credit card information may have been leaked after shopping at Kadoya's official online shop.
If you receive a charge that you do not recognize, please contact the credit card company's contact information listed on the back of your credit card.
If the credit card company determines that the fraudulent use occurred due to a leak on our part, we will bear the burden so that the customer will not be burdened.
This is a customer who made a credit card payment at the "Kadoya Official Online Shop" during the period from April 30, 2021 to March 1, 2023, so if you are a user after April 30, 2021, We will compensate for cases where it can be proven that there is a causal relationship between unauthorized use and credit card information leakage.
Even if your credit card was replaced due to unauthorized use before this information was released, we have asked the credit card company to ensure that you do not have to pay any additional charges.
We apologize for the inconvenience, but please contact the credit card company listed on the back of your credit card.
When a credit card is reissued, a new card number will be issued and it will be different from the leaked information, so it is safe.
We apologize for the inconvenience, but we ask that you please contact your credit card company using the contact information listed on the back of your credit card.
We ask the credit card company to pay the reissue fee so that the customer does not have to pay the fee.
We apologize for the inconvenience, but first, please contact the credit card company's contact information listed on the back of your credit card and consult with us.
We ask the credit card company to pay the reissue fee so that the customer does not have to pay the fee.
We are also working with the issuing credit card company regarding the credit card of the customer who may have been compromised, and we have asked the card company to ensure that the reissuance fee will not be borne by the customer.
We apologize for the inconvenience, but we cannot handle the reissue procedure on your behalf. We apologize for the inconvenience, but please contact your credit card company directly.
We sincerely apologize for the inconvenience.
We apologize for the inconvenience, but first, please contact the credit card company's contact information listed on the back of your credit card and consult with us.
We ask the credit card company to pay the reissue fee so that the customer does not have to pay the fee.
I think the response may differ depending on the card company. First of all, please contact the credit card company's contact information listed on the back of your credit card and ask for advice.
We apologize for the inconvenience, but we cannot know which credit card company you have, so please check the contact information for your credit card company listed on the back of your credit card. Masu.
If you receive a charge that you do not recognize, please contact us as soon as possible, as unauthorized use may be repeated.
The notification regarding the re-registration of credit card payments that was sent to affected customers around the beginning of April was in conjunction with changes to the payment system due to the system renewal in March, and is not directly related to this issue. .
However, as a result, your purchase coincided with a period when there was a risk of information leakage, and we apologize for any inconvenience caused. In addition, as this matter should be handled very carefully, only a limited number of employees within the company were aware of it until the investigation was completed, in consideration of information leaks from within the company.
Regarding leakage of personal information
Please be careful of suspicious phone calls and emails. In the unlikely event that you receive a suspicious phone call, email, or mail, please first contact your nearest police station or the police consultation hotline #9110.
We apologize for any inconvenience caused.
There is a possibility that the information of all customers who used the site operated by our company before March 1, 2023 (old environment) was leaked.
Eligible customers will be contacted individually via email and in writing.
From May 17th, we will be sequentially informing customers affected by the leak via email and in writing. For customers whose email is returned to us due to an error and the written form is returned to us for some reason, we will contact you by phone.
If we do not contact you directly, your information is not subject to leakage, but if you would like to confirm, please contact [support@ekadoya.com]. We will check whether your request is applicable or not and then provide you with a response.
Please note that it may take several days for us to respond.
The information that may have been leaked is as follows.
・Name, address, postal code, phone number, email address, purchase history, company name (optional input items)
・FAX number (optional input field)
・Gender (optional input item)
・Date of birth (optional input field)
*If the shipping address is different from the purchaser's, the shipping name and address will also be included.
We apologize for the inconvenience, but please use the dedicated form below to request deletion of customer information.
Personal information deletion application form
https://ekadoya.com/pages/customer-alldata-delete-inquiry
About other contents
The "Kadoya Official Online Shop" currently in operation is built in a completely different environment from the old online shop where the possibility of leakage was discovered, and we have confirmed that there is no correlation with the old system. I am.
We have also undergone vulnerability assessment by a third-party organization, and are operating with even more robust security measures in place.
This is because a third party gained unauthorized access by exploiting a vulnerability in a part of the system, allowing the data management screen to be viewed and installing malicious files.
We received a call from a payment processing company from the old environment prior to the site renewal, informing us that there was a concern about an information leak, and we commissioned a third-party investigation company to investigate the period, target, and cause of the leak.
With the cooperation of credit card companies, we are coordinating with all card companies to share card information that may have been leaked based on the facts that have been discovered, in order to prevent the spread of unauthorized use, and to prevent the spread of unauthorized use. We will confuse all customers who have used our company by making adjustments so that even when you contact the company, the card company will be able to identify your card as a potentially compromised card. It took some time as we were preparing to respond appropriately.
We have filed a complaint with the Personal Information Protection Commission, the supervisory authority, and the local police station, and will continue to fully cooperate with the investigation.
Although we had taken every possible precaution, unauthorized access resulted in this situation. We apologize for any inconvenience caused to our customers. We plan to further strengthen security in the future.
The site renewal on March 1st has nothing to do with this matter.
This renewal aims to improve customer convenience and provide more robust security measures.
We apologize for the inconvenience, but please contact us at the toll-free number below.
<Kadoya Official Shop Exclusive Counter>
Reception hours: 10:00-19:00 (excluding Saturdays, Sundays, and holidays)
Phone number: 0120-147-353
Please contact us by email below.
support@ekadoya.com