In this Policy, "user information" means information related to user identification, behavioral history on communication services, and other information generated or stored in connection with users or their devices, which the Company collects based on this Policy.

The user information collected by the Company in this Service varies depending on your plan.

(1) Information Provided by Users

When using the paid plan, you will provide the following information:

• Email address (for account registration)
• Password (stored in hashed form)
• Credit card information (processed through payment service providers and not stored by us)
• Content of notes set to public

(2) Information Provided from Other Services When Users Allow Integration

When users allow integration with other services such as social networking services while using this Service, we collect the following information from such external services based on the consent given at the time of authorization:

• IDs used by users on such external services
• Other information that users have allowed to be disclosed to integrated services through privacy settings of such external services

(3) Information Collected by the Company When Users Use This Service

The Company may collect information about access to this Service and how it is used. This includes the following information:

• Referrer
• IP address
• Information related to server access logs
• Cookies, ADID, IDFA, and other identifiers (hereinafter referred to as "Cookies, etc.")

The specific purposes of use of user information related to the provision of this Service are as follows:

1. To provide, maintain, protect, and improve this Service, including accepting registrations, verifying identity, authenticating users, recording user settings, and calculating usage fees
2. To measure user traffic and behavior
3. To deliver, display, and measure the effectiveness of advertisements
4. To respond to inquiries and notifications regarding this Service
5. To respond to violations of the Company's terms, policies, etc. (hereinafter referred to as "Terms, etc.") regarding this Service
6. To notify changes to Terms, etc. regarding this Service

3-1 In this Service, the following partners may accumulate and use user information using Cookies, etc.:

• Partners
• Items of user information accumulated and used
• Company's purpose of use
• URL of the partner's privacy policy
• URL for opt-out (disabling) of the partner

3-2 This Service incorporates the following information collection modules. Accordingly, we provide user information to information collection module providers as follows:

• Name of information collection module
• Information collection module provider
• Items of user information provided
• Means and methods of provision
• Purpose of use by the information collection module provider
• Whether the information collection module provider provides to third parties
• URL of the information collection module provider's privacy policy

4-1 The Company will not provide personal information among user information to third parties without obtaining the user's prior consent. However, this does not apply when it is necessary to provide to third parties in the following cases:

1. When the Company outsources all or part of the handling of personal information within the scope necessary to achieve the purpose of use
2. When personal information is provided in connection with business succession due to merger or other reasons
3. When personal information is provided to partners or information collection module providers in accordance with Section 3
4. Other cases permitted by the Act on the Protection of Personal Information (hereinafter referred to as the "Personal Information Protection Act") and other laws and regulations

4-2 When the Company provides personal information to third parties, it will create and maintain records.

4-3 When receiving personal information from third parties, the Company will conduct necessary confirmations and create and maintain records related to such confirmations.

5-1 The Company takes necessary and appropriate measures to prevent leakage, loss, or damage of user information and for other security management of user information.

5-2 When outsourcing the handling of personal information among user information to third parties, the Company selects business operators that meet the Company's outsourcing selection criteria, enters into outsourcing contracts, and monitors the handling of personal information by outsourced business operators through methods such as receiving regular reports.

5-3 For specific details of the security control measures taken by the Company, please contact the Company's inquiry desk listed in this Privacy Policy.

6-1 When the Company receives requests from users based on the provisions of the Personal Information Protection Act for notification of the purpose of use of retained personal data, disclosure of retained personal data or records of provision to third parties, correction, addition, or deletion of retained personal data, or suspension of use, erasure, or suspension of provision to third parties of retained personal data (collectively referred to as "requests for disclosure of personal information"), the Company will respond to these requests without delay in accordance with the Company's prescribed procedures after confirming that the request is from the user themselves.

6-2 For notification of purpose of use and disclosure of retained personal data or records of provision to third parties, a fee of 1,000 yen (excluding consumption tax) per request will be charged.

6-3 For specific methods of requesting disclosure of personal information, please contact the Company's inquiry desk listed in this Privacy Policy.

For opinions, questions, complaints, and other inquiries regarding the handling of user information for this Service, please contact the following:

This Service uses the File System Access API in Chrome/Edge browsers to access the user's local file system.

• File access is only performed when explicitly permitted by the user
• Access permissions are stored in the browser and can be revoked at any time
• In the free plan, these files are never sent to the server
• Only files set to public in the paid plan are uploaded to the server