muster

한국어

Location-Based Services Terms of Use

This is an English translation provided for convenience. The Korean version is the official version, and if there is any conflict or inconsistency between the two, the Korean version prevails.

Service name: muster Business operator: Hatch Collectibles Co., Ltd. Effective date: October 5, 2026

Article 1 (Purpose)

These Terms set forth the rights, obligations, and responsibilities of Hatch Collectibles Co., Ltd. (the "Company") and Members who are personal location information subjects, and other necessary matters, with respect to the location-based services provided by the Company.

Article 2 (Rules Not Covered by the Terms)

Matters not set forth in these Terms are governed by applicable laws, including the Act on the Protection, Use, etc. of Location Information (the "Location Information Act"), the Personal Information Protection Act, and the Telecommunications Business Act, and by the Company's Terms of Service and Privacy Policy.

Article 3 (Content and Fees of the Service)

  1. With the Member's consent, the Company provides the following services.
    ServiceDescription
    NearbyReceives the device's current location, identifies it as a city/county/district (administrative district), and shows cards made public by Members in the same area. The identified city/county/district is saved as the Member's "My area."
    Card Shop MapCenters the map on the device's current location and shows nearby card shops first. This feature uses the location only within the device and does not send it to the Company. However, it uses Kakao Map to load the surrounding map (Article 9).
  1. If a Member consents to "Make My Area Public," the Member's public cards are shown in the "My area" area feed, and other Members may learn the Member's city/county/district. Matters regarding this are set forth in Article 8.
  2. Location-based services are provided free of charge. However, data charges are subject to the rate plan of the Member's mobile carrier.

Article 4 (Use and Retention of Personal Location Information)

  1. The Company receives the device's location coordinates only if the Member has consented to the use of location information. Consent is obtained when the Member first uses "Nearby" or the Card Shop Map, and once given, it applies to both features.
  2. Location coordinates sent to the Company are used only for conversion into a city/county/district, are destroyed immediately upon conversion, and are not stored.
  3. The resulting city/county/district name ("My area") is kept until the Member changes it, withdraws consent to the use of location information, or withdraws membership. Upon withdrawal of consent, the Company deletes without delay any "My area" determined by location (an area the Member selected manually is not location information and therefore remains).

Article 5 (Retention of Records Confirming the Collection, Use, and Provision of Location Information)

  1. In accordance with Article 16(2) of the Location Information Act, the Company automatically records the facts of use of personal location information (date and time of use, purpose of use, and acquisition route) in its location information system. These records do not include location coordinates or areas.

    If personal location information has been provided to a third party, the recipient, date and time of provision, and purpose of provision are also recorded.

  2. These records are kept for 1 year and then destroyed.
  3. If a Member withdraws consent to the use of location information or withdraws membership, the Company destroys that Member's records without delay.

Article 6 (Rights of Personal Location Information Subjects)

  1. Members may at any time withdraw all or part of their consent to the use of location information. Consent is withdrawn by turning off the location information use switch in the app under Settings > My area.
  2. Members may at any time request a temporary suspension of the collection and use of personal location information. If the device's location permission is turned off, the Company does not receive the location.
  3. Members may request the Company to allow access to or notify them of the following materials, and may request correction if there are errors. The Company does not refuse such requests without justifiable reason.
    • Records confirming the collection, use, and provision of location information concerning the Member
    • The reasons for and details of any provision of the Member's personal location information to third parties under applicable laws
  4. Requests under Paragraph 3 may be made to the customer center (contact@muster.zone / 010-2968-2609).

Article 7 (Protection of Children Under 14 Years of Age and Children Aged 8 or Under, etc.)

  1. Only persons 14 years of age or older may register for the Service. The Company does not collect or use the personal location information of children under 14 years of age.
  2. The Company does not provide location-based services based on the consent of a guardian for children aged 8 or under, etc. (Article 26 of the Location Information Act).

Article 8 (Provision of Personal Location Information to Third Parties and Notification)

  1. The Company provides personal location information as follows only if the Member has separately consented to "Make My Area Public."
    RecipientItems providedPurpose of provision
    Members using the card feed for the same areaThe Member's city/county/district (province/metropolitan city for areas with few cards)Discovering cards among Members in the same area ("Nearby")
  1. An area that the Member selects manually from a list without using location is not personal location information and therefore does not constitute provision under Paragraph 1.
  2. Each time the Company provides personal location information, it immediately notifies the Member of the recipient, the date and time of provision, and the purpose of provision through the in-app notification box. Multiple provisions to the same Member on the same day are counted as one.
  3. Members may choose to receive the notifications under Paragraph 3 in a batch every 30 days, in which case the Company obtains separate consent.
  4. Members may withdraw consent to "Make My Area Public" at any time, and upon withdrawal, the Company immediately stops the provision and destroys the records confirming the provision.
  5. Other than the above, the Company does not provide Members' personal location information to third parties. However, exceptions apply where laws provide otherwise.

Article 9 (Outsourcing of Location Information Processing)

The Company outsources location information processing tasks as follows.

ContractorOutsourced tasks
Kakao Corp.Conversion of location coordinates to administrative districts (Kakao Local API), map display (Kakao Map)

Article 10 (Location Information Manager)

The Company designates a location information manager as follows to protect personal location information and handle related complaints.

Article 11 (Compensation for Damages and Disclaimer)

  1. If a Member suffers damages due to the Company's violation of Articles 15 through 26 of the Location Information Act, the Member may claim compensation for damages from the Company. In this case, the Company cannot be exempted from liability unless it proves that it acted without intent or negligence.
  2. The Company is not liable if it cannot provide the Service for reasons not attributable to the Company, such as natural disasters, communication failures, or errors in device location measurement.

Article 12 (Mediation of Disputes)

  1. If no agreement is reached between the parties, or no consultation is possible, regarding a dispute related to location information, the Company may apply for a ruling to the Korea Communications Commission in accordance with Article 28 of the Location Information Act.
  2. The Company or a Member may apply for mediation of a dispute related to location information to the Personal Information Dispute Mediation Committee in accordance with Article 43 of the Personal Information Protection Act.

Article 13 (Business Operator Information)

Addendum

These Terms take effect on October 5, 2026.