Privacy Policy
Last updated: 2026-06-25
This Privacy Policy describes how AkibaCardMap ("the Service") handles your personal information. Please review this policy before using the Service.
1. Operator Information
This Service is a web service and LINE Mini App operated by GUZEN Inc. (株式会社偶然, hereinafter 'the Company'), providing information about trading card shops in the Akihabara area. Operating company: GUZEN Inc. (株式会社偶然) Address: Dai-3 Higashi Bldg. PH01, 1 Kanda-Hirakawacho, Chiyoda-ku, Tokyo 101-0027, Japan Representative: Junichi Matsumoto Contact point for complaints, inquiries, and consultations regarding the handling of personal information: the inquiry form within this Service
2. Information We Collect
We may collect the following information: [Automatically collected information] - Access logs (IP address, browser type, referral URL) - Device information (OS, screen size, language settings) - Location data (only when using the location feature, requires browser permission) - Usage activity within the Service (pages viewed, clicks, search queries, etc.) [Information you provide] - LINE login profile information (display name, profile picture, user ID) - Favorite shop registrations - Shop reports and review content - Information entered in the contact form (name, email address, message, etc.) - User preferences such as language and theme settings
3. Cookies and Tracking Technologies
The Service uses the following types of cookies and similar technologies: - Essential cookies: Used to maintain authentication state, language settings, theme settings, and cookie consent preferences. These are necessary for the basic functionality of the Service and cannot be disabled. - Analytics cookies: Google Analytics 4 is used to understand Service usage and improve our Service. These are sent based on your consent. - Advertising cookies: Third-party advertising services may use cookies to display relevant advertisements. These are enabled based on your consent. You can change your cookie preferences at any time through the "Cookie Settings" option in the Service.
4. Use of Google Analytics
The Service uses Google Analytics 4, provided by Google LLC, to analyze usage patterns. - Google Analytics uses cookies to collect data about your use of the Service (page views, session duration, features used, etc.). - Collected data is processed as statistical information and is not used to identify individuals. - For information on how Google handles data, please refer to Google's Privacy Policy. - To opt out of Google Analytics data collection, you can disable "Analytics cookies" in the Service's cookie settings or use the Google Analytics Opt-out Browser Add-on.
5. Advertising
The Service may use third-party advertising services (such as Google AdSense). - Advertising providers may use cookies to display advertisements based on your interests. - To disable personalized advertising, you can turn off "Advertising cookies" in the Service's cookie settings or opt out through each advertising provider's settings page. - Advertising providers may set cookies in your browser and collect access data in connection with ad delivery.
6. Purpose of Use
We use collected information for the following purposes: - Providing, operating, and maintaining the Service - Improving user experience and enhancing features - Analyzing usage patterns and statistical processing for Service improvement - Responding to inquiries - Detecting and preventing unauthorized use - Compliance with legal requirements
7. Third-Party Disclosure
The Service may share data with the following third-party services: - Google LLC (usage analysis via Google Analytics, advertising via Google AdSense) - LINE Corporation (authentication processing via LIFF SDK) We do not share personal information with any other third parties without your consent, except as required by law.
8. External Services and Service Providers
In providing this Service, the Company outsources part of its operations to external services. The Company entrusts the handling of personal data to these providers only to the extent necessary to achieve the purposes of use, and supervises them appropriately. ・Anthropic, PBC (USA): translation of text and analysis of search queries (AI processing) ・Cloudflare, Inc. (USA): storage and delivery of image files such as shop photos (CDN) ・ConoHa (GMO Internet Group / Japan): provision of servers and databases Regarding the handling of data when using U.S.-based providers among the above, please refer to the section 'Security Control Measures and Understanding of the External Environment'.
9. External Transmission via Cookies and Similar Technologies
To improve convenience, analyze usage, and deliver advertising, this Service may transmit information from your device to the following providers (disclosure regarding external transmission under the revised Telecommunications Business Act). ・Google Analytics (Google LLC / USA) Information transmitted: Cookie identifiers, pages viewed, referrer, device and browser information, approximate region Purpose: analysis of access status and improvement of the Service How to stop: disable 'Analytics' in 'Cookie Settings' within this Service ・Google AdSense (Google LLC / USA) Information transmitted: Cookie and advertising identifiers, browsing information Purpose: delivery and optimization of advertisements How to stop: disable 'Advertising' in 'Cookie Settings' within this Service Cookies related to analytics and advertising are not transmitted unless you consent.
10. Security Control Measures and Understanding of the External Environment
To prevent leakage, loss, or damage of retained personal data and to otherwise ensure its secure management, the Company has implemented the following measures. ・Organizational measures: clarifying responsibility for the handling of personal data and confirming the status of handling ・Personnel measures: limiting the personnel who handle personal data and informing them of points to note ・Physical measures: managing handling areas, equipment, and media, and preventing theft ・Technical measures: minimizing access privileges, storing authentication information in encrypted (hashed) form, encrypting communications (TLS), and monitoring unauthorized access [Understanding of the External Environment] In connection with the outsourcing and external services described above, the Company may handle personal data in the United States (access analysis and AI processing: Google, Anthropic / storage and delivery of images: Cloudflare). Having understood the systems for the protection of personal information in the United States, the Company implements necessary and appropriate measures for the secure management of personal data.
11. Data Retention and Deletion
- Collected information is retained only for the period necessary to fulfill the purposes of use. - If you disconnect your LINE account, associated profile information will be deleted. - To request deletion of user data such as favorites or reviews, please contact us through the contact form. - Cookies can be deleted at any time through your browser settings.
12. Requests for Disclosure of Retained Personal Data
With respect to your own retained personal data held by the Company, you may request notification of the purpose of use, disclosure, correction/addition/deletion of content, suspension of use/erasure, suspension of provision to third parties, and disclosure of records of provision to third parties. ・How to request: please contact us via the inquiry form within this Service. After confirming your identity, we will respond within a reasonable period in accordance with applicable laws. ・Fees: for the time being, requests for notification of the purpose of use and for disclosure are free of charge.
13. Changes to This Policy
This policy may be updated without prior notice due to changes in laws or Service content. Significant changes will be announced within the Service. The revised policy takes effect upon publication on this page.
14. Contact
For questions or inquiries regarding this policy, please use the contact form within the Service.