Onimero Studio (hereinafter referred to as “we,” “us,” or “our”) has established this Privacy Policy (hereinafter referred to as this “Policy”) regarding the handling of user information in Onimero (hereinafter referred to as the “Service”), in compliance with the Act on the Protection of Personal Information of Japan and other applicable laws and regulations.
1. Definition of Personal Information and Operator Information
For the purposes of this Policy, “Personal Information” means personal information as defined under the Act on the Protection of Personal Information of Japan.
The Service is operated by Onimero Studio.
With respect to our name, address, and any other information required to be disclosed by law, if we receive an inquiry from the relevant individual, we will verify the identity of the person making the inquiry as required by law and respond without undue delay.
2. Information We Collect
We may collect the following information to the extent necessary to provide and operate the Service.
・Identifiers, email addresses, and other information provided by authentication providers that are necessary for login authentication using an Apple or Google account
・Names and profile images set by users
・Connection information between users and room information
・Voice data transmitted and received through the Service
・Voice data saved as Favorites
・Dates and times of voice transmissions and receptions, direction of communications, and other usage history
・Purchase status, subscription status, and other information necessary to provide paid features
・Device information, app usage information, error information, and other technical information necessary to operate the Service
・IP addresses, device identifiers, advertising identifiers, app usage information, ad display and interaction information, diagnostic information, and other information necessary for advertising and usage analysis
・Information provided by users when making inquiries, reports, or using blocking features
・Other information provided by users to us through the Service
Payments for in-app purchases are processed through platforms such as Apple or Google, and we do not directly obtain payment information such as credit card numbers.
The Service may request permission to access the following device functions to the extent necessary to provide its features.
・Microphone: Used to record voice messages.
・Notifications: Used to display notifications regarding received voice messages and other matters relating to the Service.
・Camera: Used to scan QR codes and capture profile images and similar content.
・Photos: Used to select profile images, wallpapers, and similar content from the device.
These permissions can be changed through the device settings. If permission is not granted, some features of the Service may not be available.
3. Purposes of Use of Collected Information
We use the information we collect for the following purposes.
・To provide, operate, and maintain the Service
・To create, authenticate, and manage user accounts
・To provide user connection and room features
・To provide voice recording, transmission, reception, and playback features
・To provide the Favorites feature
・To deliver notifications
・To manage subscriptions and in-app purchases
・To display advertisements and manage advertising delivery
・To analyze usage of the Service and improve features and fix defects
・To prevent and respond to unauthorized use, harassment, and other conduct that may compromise the safety of the Service
・To review reports and take necessary action
・To respond to inquiries
・To provide notices regarding the Terms of Service, this Policy, and other important matters
・To respond to lawful requests from government authorities or other public institutions
・For purposes incidental to any of the purposes listed above
We do not use the contents of voice messages transmitted or received between users for targeted advertising or as advertising or promotional materials.
4. Proper Collection of Personal Information and Restrictions on Use
We collect Personal Information by appropriate means and do not collect it through deception or other improper methods.
Except where permitted by applicable laws and regulations, we will not handle Personal Information beyond the scope necessary to achieve the purposes of use previously disclosed without the consent of the relevant individual.
If we change the purposes of use, we will do so only to the extent reasonably related to the previous purposes and will notify users or publicly disclose the changes as necessary.
5. Handling of Voice Data and Favorite Voice Messages
The Service stores voice data in order to provide voice transmission, reception, and Favorites features.
・A voice message received from another user that has not yet been replied to will become unavailable to the user seven days after receipt.
・When a user sends a new voice message, the previous unreplied voice message existing on the other user’s side will become unavailable to the user.
・Even after a voice message becomes unavailable to users, the voice file itself may be retained for up to 30 days for handling reports, preventing unauthorized use, or other safety and security purposes.
・Even during such retention period, the voice message cannot be played through normal user operations.
・When necessary for handling reports, preventing unauthorized use, or other safety and security purposes, we or persons appropriately authorized by us may review voice data related to a report and other necessary information, but only within the applicable retention period.
・Voice messages saved as Favorites are managed separately from ordinary voice messages.
・Free users may save up to three Favorite voice messages.
・While subscribed to Premium, users may save up to 30 additional Favorite voice messages in addition to the free allowance.
・After Premium ends, voice messages saved within the Premium allowance may be retained in a locked state for up to 90 days.
・If the user resubscribes to Premium within that period, the locked Favorite voice messages may become available again.
・Favorite voice messages within the free allowance may be deleted if the app has not been used for three months or more.
Additional details regarding storage conditions and the Favorites feature may be displayed separately within the Service.
6. Use of External Services
The Service uses the following external services for authentication, data management, storage of voice files, usage analysis, billing, advertising, notifications, and other purposes.
・Apple: Login authentication using Apple accounts, in-app purchases, and related services
・Google: Login authentication using Google accounts, in-app purchases, and related services
・Convex: Management of account information, connection information, and other data necessary to operate the Service
・Cloudflare R2: Storage of voice files and other necessary files
・PostHog: Analysis and improvement of the use of the Service
・RevenueCat: Management of subscriptions and in-app purchases
・Google AdMob: Advertising delivery and advertising-related measurement
・Expo: Processing necessary to deliver push notifications
These services may process information to the extent necessary to provide the Service, and such information may be stored or processed on servers located outside Japan.
With respect to external services that handle user data, we will select and manage such services within a reasonable scope so that information is handled appropriately in accordance with this Policy, applicable laws and regulations, and other necessary standards.
The privacy policies and other rules established by each service provider may apply to the handling of information by such external services.
7. Disclosure to Third Parties
We will not provide users’ Personal Information to third parties except in the following circumstances.
・When the user has given consent
・When required or permitted by law
・When necessary to protect the life, body, or property of a person and it is difficult to obtain the individual’s consent
・When particularly necessary for improving public health or promoting the sound development of children and it is difficult to obtain the individual’s consent
・When cooperation is necessary for a national or local government authority or a person entrusted by such authority to perform duties prescribed by law, and obtaining the individual’s consent may interfere with the performance of those duties
・When the handling of Personal Information is entrusted to a service provider to the extent necessary to operate the Service
・When information is provided in connection with a succession of business due to a merger, business transfer, or other similar event
・In other cases permitted by applicable laws and regulations
8. Security Measures, Retention Periods, and Deletion of Information
We implement reasonable security measures appropriate to the scale and nature of the Service in order to prevent unauthorized access, loss, leakage, alteration, and other security incidents involving the information we collect.
The main retention periods are as follows.
・Voice data: For the periods specified in Section 5
・Favorite voice messages: For the period necessary to provide the Favorites feature
・Interaction history: In principle, for two years from the user’s last login
・Information necessary for handling inquiries, reports, or other issues: For the period necessary to resolve the matter and maintain subsequent safety and security
・Other information: For the period necessary to provide the Service, comply with legal obligations, prevent unauthorized use, or pursue other legitimate purposes
Even when voice data or other information becomes unavailable to a user through the Service, such information may not be immediately and completely deleted from our systems or from external services used by us.
When necessary for handling reports, preventing unauthorized use, maintaining safety and security, complying with legal obligations, or fulfilling other purposes specified in this Policy, we may retain information only for the applicable retention period.
Information that is no longer necessary will be deleted or anonymized in due course, except where retention is required by law or for other legitimate reasons.
However, we cannot guarantee the complete security of communications over the Internet or electronic storage.
9. Access, Modification, and Deletion of User Information
Users may review or modify their registered information through the settings within the Service or by other methods provided by us.
To the extent permitted by applicable laws and regulations, users may also request notification of the purposes of use, disclosure, correction, addition, deletion, suspension of use, erasure, suspension of provision to third parties, or other rights recognized by law with respect to their Personal Information held by us.
We will respond to such requests in accordance with applicable laws and regulations after verifying the identity of the requester where necessary.
Users may delete their accounts through the designated procedure within the Service. Users may also request deletion of their account and related data through the procedure provided on our website.
After an account is deleted, we will delete information associated with the account, except for information that must be retained to comply with legal obligations, prevent unauthorized use, handle reports, resolve disputes, or for other legitimate reasons.
Permissions to access device functions may be changed or revoked at any time through the device settings.
10. Use by Minors and Cookies
If a minor uses the Service, the minor should obtain the consent of a parent, guardian, or other legal representative where required under applicable laws and regulations.
If we become aware that we have collected Personal Information from a minor without obtaining consent required by law, we will take appropriate action in accordance with applicable laws and regulations.
Our website may also use cookies and similar technologies to provide the website, improve convenience, understand usage, and for other related purposes.
Users may be able to restrict or disable cookies through their web browser settings or other similar methods.
11. Changes to this Policy and Continuous Improvement
We may modify this Policy as necessary due to changes in applicable laws and regulations, changes to the Service, or other circumstances.
If we make material changes, we will notify users or make the changes known by displaying a notice within the Service, posting the information on our website, or by another method that we consider appropriate.
Unless otherwise specified, the revised Policy will take effect when it is posted on our website or within the Service.
We will periodically review our handling of Personal Information and our security measures and will strive to continuously improve privacy protection.
12. Contact Regarding the Handling of Personal Information
For inquiries regarding this Policy, the handling of Personal Information, requests for disclosure or other rights relating to Personal Information, or other privacy-related matters, please contact us at the following address.
Onimero Studio
Email: support@onimero.com
With respect to the operator’s address and any other information required to be disclosed by law, if we receive a request made in accordance with applicable law, we will verify the identity of the requester as necessary and respond without undue delay.
Established: [Month] [Day], 2026