Privacy Policy
株式会社Adakust ("we") handles the personal information entrusted to us by customers, business partners and job applicants as set out below, in accordance with Japan's Act on the Protection of Personal Information and other applicable laws.
1. Business operator
株式会社Adakust — Shinjuku Koyo Building 204, 5-15-6 Shinjuku, Shinjuku-ku, Tokyo — CEO Ruru Tsukada
2. Information we collect
We collect the following personal information by lawful and fair means.
- What you enter in our contact form or free market-diagnosis form (company or brand name, your name, email address, brand URL or Instagram account, and your message)
- What you share with us by email, Instagram DM, LINE or similar channels
- What you provide when applying for a position with us
- What our hosting provider's servers record automatically when you visit this site (IP address, browser type, pages viewed, date and time)
3. How we use it
We use personal information only for the following purposes.
- Replying to and following up on your inquiry
- Conducting a free market diagnosis and sending you the results
- Proposing, negotiating, concluding and performing contracts for our services, including PR, showroom, pop-up, distribution and e-commerce
- Arranging and managing showroom appointments and sample loans (leasing)
- Recruitment and contacting applicants
- Operating this site, preventing misuse, and maintaining and improving its security
- Complying with legal obligations
4. Disclosure to third parties
We do not provide personal information to third parties without your prior consent, except where required or permitted by law.
5. Outsourcing
We may entrust all or part of the handling of personal information to service providers to the extent needed for the purposes above. When we do, we select them carefully and supervise them appropriately.
6. Handling outside Japan
We use services from the following overseas providers, and personal information may be processed on servers they manage, mainly in the United States. For the U.S. data-protection framework, please refer to the information published by Japan's Personal Information Protection Commission.
- Vercel Inc. (United States) — hosting this site and processing form submissions
- Google LLC (United States) — sending and receiving email
7. Security measures
We take necessary and appropriate measures to prevent leakage, loss or damage of personal information, such as limiting who handles it, managing accounts properly and encrypting connections (HTTPS). For information handled abroad, we take these measures with an understanding of the relevant country's legal framework.
8. Cookies
This site may use a cookie to remember your display language. We currently use no cookies for analytics or advertising. If we introduce any, we will update this policy to say so.
9. Your requests
You may ask us to notify you of the purposes of use of, disclose, correct, add to or delete, stop using or erase, or stop providing to third parties the personal data we hold about you, or to disclose records of provision to third parties. After confirming your identity, we will respond without delay as required by law. Please send requests by email to the contact below. We charge no fee.
10. Retention
We keep personal information for as long as needed for the purposes above and endeavour to delete it without delay once it is no longer needed.
11. Changes to this policy
We may revise this policy in response to changes in law or in our business. A revised policy takes effect when it is posted on this page.
12. Contact
株式会社Adakust — Personal information inquiries — adakust.official@gmail.com
Established October 1, 2026
The Japanese version of this policy is authoritative; the Korean and English versions are reference translations.