The personal data we collect includes:

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• full name
• email address
• Tel.
• addresses
• IP address
• Device information and browser information
• cookie information
• Site usage status (date and time of access, pages viewed, etc.)

We collect personal data for the following purposes:

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• Providing services and responding to inquiries
• Marketing and promotional activities
• Service optimization and functionality improvements
• Statistical analysis of usage
• Legal compliance and dispute resolution

We only store the personal data we have collected for as long as necessary:

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• Inquiry data: 3 years from date of acquisition
• Site usage data (including cookies): 1 year from date of acquisition
• Email delivery data: stored only for as long as the purpose of delivery continues
• If the storage period stipulated by law is followed, that period

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Personal data that has passed the storage period will be deleted or anonymised in an appropriate manner. Note that email addresses used for email distribution will be promptly deleted if there is a request to unsubscribe (opt out).

We use collected personal data in the following ways:

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• Responding to inquiries and providing services
• Sending advertisements and promotions (only if the user has given consent)
• Data analysis aimed at improving user experience

We may ask a third party to process personal data for outsourced work. In this case, the third party will follow our instructions and provide appropriate protections based on the GDPR.

We have taken the following measures to protect personal data:

• Encrypted communication (SSL/TLS protocol)
• Strict restrictions on data access
• Security management to prevent unauthorized access

We collect website usage information using cookies and similar technologies. This allows us to optimize our services and improve the user experience.

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Purpose of using cookies

• Responding to inquiries and providing services
• Sending advertisements and promotions (only if the user has given consent)
• Data analysis aimed at improving user experience

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Disabling cookies

Users can refuse to store cookies or delete them in their browser settings. However, some features may not be available.

We may store personal data in data centers in Japan and overseas for business operations. In this case, we will take appropriate protective measures in accordance with relevant laws, including GDPR.

Users have the right to request the following with respect to personal data held by us:

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• Disclosure of data
• Correction of data
• delete data
• Request for suspension of use
• Data migration (data portability)

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For these requests, please contact us using the contact details below.

Our website may contain links to external websites. Please check the linked policy for privacy protection on this website.

For privacy inquiries, please contact:


OptQC Corp.

4th and 5th floors of DaiyaGate Ikebukuro 1-16-15 Minami Ikebukuro, Toshima-ku, Tokyo 171-0022

email address: info@optqc.com

• Date of enactment: 2024/11/26
• Last revised: November 26, 2024