Privacy Policy

SilentLog Privacy Policy

In this SilentLog Privacy Policy (“Policy”), user information (“User Information”) includes your personal information (“Personal Information” as defined in Article 2, Paragraph 1 of the Act on the Protection of Personal Information; the same shall apply hereinafter), your input information, access logs on the network service, information created or stored in your information device, and other information we collect from you in relation to the provision of affiliated services by our partners.

User Information Collected in Our Services

We collect some or all of the following information (“User Information”) from you through our services that become available to you upon installing SilentLog (“App”) and its related software, as well as through Dashboard, our web service that operates together with the App (collectively, “Services,” including affiliate services provided by our partners):

How We Use User Information

We use your User Information collected through the Services for the purposes described below in an appropriate manner and only within the scope of your consent:

Changes of Purposes

We will publicly announce to you or notify you of any changes made to the above-mentioned purposes in a manner prescribed by us; provided, however that we make changes only if we deem that such changes are reasonably related to the purposes initially prescribed.

How We Collect User Information

We collect User Information in an appropriate manner and not through misrepresentation or other improper means. If we are to acquire User Information through any means other than your use of the Services, we will publicly announce to you or notify you of such purposes of use.

Exchanging User Information with Third Parties

We may share or exchange the following User Information (including your Personal Information) with our partners or other third party content providers to the extent necessary for achieving the above-mentioned purposes:

By using the App on a device with iOS 9 or later, Users are able to run a Spotlight search to find information from the Location Information and date and time information stored within the Services. This function is provided by us in accordance with the Terms of Use prescribed by Apple, Inc. (“Apple”). Users understand and agree that such information searched or retrieved by Users through the use of Spotlight searches will only be stored within their own devices only and will not be provided to Apple or other third parties unless Apple’s Terms of Use are modified to prescribe the possibility of providing Users’ information to Apple and/or third parties. Users may change their Spotlight setting to disable indexing or searching within the Services, however, some of the search functions may be restricted as a result.


We take necessary and appropriate measures to securely manage User Information so as to prevent any leakage, loss, or damage. If we are to entrust any third party with the handling of all or part of User Information, we will conclude confidentiality agreements or other equivalent agreements with such third party in advance in accordance with the provisions of this Policy and exercise necessary and appropriate supervision over the third party to ensure security and control of the entrusted User Information.

Handling of Email Address

We make every effort to protect your email address to prevent any loss, theft, destruction, falsification, leakage, or unauthorized access, and comply with relevant laws, regulations and rules concerning Personal Information. We have taken internal measures to allow only certain authorized employees to access your email addresses. For important notices that need to be communicated to all users, we will send them out to all users.

We employ the following technologies as well as other equivalent technologies to provide the Services:

Information Gathering Modules

The Services are equipped with the following information gathering modules to allow analysis of User Information, and we provide User Information to the following module service providers. These information gathering modules use Cookies and other technologies to collect User Information other than those personally identifiable. Information collected is managed in accordance with the privacy policy and other terms and conditions of relevant providers listed below. (For more details, please refer to the privacy policy and other information provided by each information gathering module provider.)

Disclosure of User Information

We do not disclose or share your Personal Information contained in User Information to any third party without your consent, except as required by the Act on the Protection of Personal Information and other relevant laws and regulations or as necessary in the following circumstances:

Targeted Advertising

In order to conduct targeted advertising (“Targeted Advertising”), a technique to distribute advertisements according to the interests and preferences of each user based on User Information, we collect, store and use your location information, activity logs, and other account information (“Location and Account Information”) for the following purposes:

We may provide Location and Account Information and analysis reports obtained from such Location and Account Information to our Partners in a form that is not personally identifiable, only within the scope necessary for the purpose of providing services and advertisements tailored to your interests and preferences. Location and Account Information is handled by our Partners in accordance with the privacy policies and other terms and conditions prescribed by each respective Partner.

Retrieving and Modifying Your Own Information

If you wish to retrieve, modify, add to or delete your Personal Information you have provided us, you may submit a request by mail with a copy of an identity verification document (or a confirmation of an agent’s authority if requesting through an agent). Please include postage stamps for JPY 2,160 (inclusive of tax; customers submitting a request from overseas are also responsible for bearing the international mailing cost.) when requesting retrieval of your information or notice of purposes in writing.
We will disclose your Personal Information to the reasonable extent necessary in accordance with your request only after your identity is verified in the manner described above; provided, however, that we may not disclose or otherwise provide such information if we are not required to do so under the Act on the Protection of Personal Information or other relevant laws or regulations.
In the event that we receive a request to: a) terminate our use of Personal Information, b) terminate our provision of User Information to third parties, or c) delete your Personal Information, on the basis of protection under the Act on the Protection of Personal Information on grounds that your Personal Information has been used outside of the purposes of use announced to you in advance or that your Personal Information has been obtained through unlawful means, we will, upon confirming the identity of the person who has submitted such request, promptly respond to the request by terminating our use or deleting relevant information. Notwithstanding the foregoing, we may not always be able to accommodate your request if we are not required to do so under the Act on the Protection of Personal Information or other relevant laws or regulations.


We are not responsible for your disclosure of your own User Information to a third party using any function of the Services or through other means, or for making yourself personally identifiable from the information you provide us within the Services.
Although the Services may contain links to other services which are not directly operated by us, we are not in any way responsible for any contents or the protection of User Information with respect to such External Services.

Changes to this Policy

As part of our efforts for continuous improvement, we review our handling User Information from time to time and may revise this Policy without obtaining your consent in advance. A revised Policy will be effective immediately after its release on our Website unless otherwise separately specified by us; provided, however, that we will obtain your consent in a manner determined by us if we make any revisions requiring your consent under applicable laws or regulations.


If there is any discrepancy or inconsistency between the English and Japanese versions of this Policy, the Japanese version shall prevail.


For any inquiries regarding the handling of User Information, including any suggestions, questions, complaints or comments, please contact our Personal Information Help Desk at:
Rei-Frontier Inc.
Personal Information Help Desk
(Please note that it may take some time to reply to your inquiries.)

Effective: October 6, 2014
Revised: October 15, 2014
Revised: September 22, 2015
Revised: August 7, 2017