Privacy Policy

Privacy policy

This is a translation provided for convenience. If the English and Japanese versions differ, the Japanese version governs.

オーエス株式会社 ("we") regards the proper protection of your personal information as a responsibility we owe, and follows the policy set out below.

1. Information we collect

Through our contact form, the chat on this site, the telephone and similar channels we collect personal information within the scope needed to do our work — your name, company name, phone number, email address and the location of the property.

2. How we use it

We use the personal information we collect for the following purposes.

  • Replying to and following up on enquiries
  • Preparing estimates and proposing works
  • Carrying out works and following up afterwards
  • Recruitment and related correspondence
  • Administrative correspondence relating to our dealings

3. Disclosure to third parties

We do not provide personal information to third parties without the prior consent of the individual, except in the following cases.

  • Where required by law
  • Where necessary to protect a person’s life, body or property and consent is difficult to obtain
  • Where information necessary for the works is provided to a subcontractor within the scope required

4. Security measures

We take the measures necessary and appropriate to prevent the leakage, loss or damage of personal information, and we supervise our staff and subcontractors accordingly.

5. Access, correction and deletion

If you ask us to disclose, correct, stop using or delete your personal information, we will confirm your identity and respond promptly in accordance with the law. Please use the contact details below.

6. Chat transcripts

The chat on this site is answered first by an AI. What you type is sent to a service operated by Anthropic (United States) in order to compose a reply. Anthropic does not use what is sent to train its AI.

  • What we keep: the text of the conversation, the date and time, the language used, the page the chat was opened from, and the IP address you connected from
  • Why: so that your enquiry reaches the right person accurately, and so that we can check and improve the quality of our replies
  • How long: one year, after which it is deleted automatically
  • Where: a database we use (Supabase, hosted in Japan)

7. Site analytics

We may measure how this site is used in order to improve it. The information collected does not identify individuals.

8. Contact

OS Co., Ltd.
4-25-4 Okudo, Katsushika-ku, Tokyo 124-0022, Japan
TEL 03-6823-8555
FAX 03-6823-5165
MAIL web@oes.co.jp

9. Changes to this policy

We may revise this policy in response to changes in the law and similar developments. Any revision takes effect when it is published on this site.

Tell us about it first.

You do not need drawings or photos. Tell us the condition of the unit and when you need it done, and we can take it from there. Estimates and site visits are free.

The chat is open 24 hours — an AI takes your first message · A person follows up within 1–2 business days (Weekdays 9:00–18:00)