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PRIVACY
Last Updated: February 27, 2026
Stella Mechanics (operated by Yumoto Electric Co., Ltd., hereinafter referred to as "we," "our," or "the Company") has established this Privacy Policy to outline how we handle personal information. We are committed to protecting personal data by implementing appropriate systems, ensuring all employees understand its importance, and maintaining strict internal practices.
1 Company Information
Yumoto Electric Co., Ltd.2-8-12 Higashi-Imazato, Higashinari-ku, Osaka 537-0011, Japan
President & CEO: Hideitsu Yumoto
2 Compliance with Laws and Regulations
We comply with the Act on the Protection of Personal Information (APPI), along with all applicable laws, regulations, and guidelines. We handle personal information appropriately in accordance with this policy.
3 Collection and Use of Personal Information
We use personal information for the following purposes:
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Customer Information
- To verify identity and review eligibility for our services
- To provide quotes, manufacture and ship products, issue invoices, and fulfill contracts
- To respond to inquiries, requests, and questions
- To send information about our services, promotions, and campaigns (including email and direct mail)
- To provide important notices and maintenance updates
- To request participation in surveys, interviews, events, or seminars, and share results
- To analyze website usage and improve our website, services, and advertising
- To enhance usability, improve automated quoting and manufacturability analysis, and develop or validate system logic (including error analysis, server load testing, and statistical reporting)
- To prevent and address fraud, spam, and other unauthorized activities
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Business Partner Information
- To communicate as needed for business operations, contract execution, and negotiations
- To manage business partner information
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Job Applicant Information
- To contact applicants and provide relevant information
- To evaluate candidates (including document screening and interviews) and make hiring decisions
- To manage recruitment and onboarding processes
- To analyze and improve hiring activities
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Employee Information
- To communicate internally for business operations
- To manage compensation (salary, bonuses, allowances), HR and labor administration, and employee benefits
- To support employee health and wellbeing
4 Management and Protection of Personal Information
We handle personal information with strict care and will not disclose or provide it to third parties without customer consent, except in the following cases. We also take appropriate measures to prevent unauthorized access, loss, destruction, alteration, or leakage of personal data.
- When necessary to protect life, health, or property and obtaining consent is difficult
- When necessary for public health or the sound development of children and obtaining consent is difficult
- When required to cooperate with government agencies or local authorities under applicable laws
- When outsourcing all or part of personal data handling within the scope necessary to achieve its intended use
- In the case of business succession, such as mergers or acquisitions
- When shared within the scope outlined in Section 6 (Joint Use of Personal Information)
- When otherwise permitted by law
5 Outsourcing and International Data Transfers
We may outsource all or part of personal data handling to third parties within the scope necessary to achieve its intended purpose (including manufacturing, logistics, system maintenance, and data analysis). In such cases, we carefully evaluate vendors, establish confidentiality requirements through contracts, and provide appropriate oversight.
We may also provide personal information (including names contained in drawing data) to third parties located outside Japan (such as our overseas partner factories), either with customer consent or in accordance with applicable laws. In these cases, we confirm the data protection standards of the recipient and implement appropriate safeguards.
6 Joint Use of Personal Information
We may share personal information within our group as follows:
- Data Shared: Name, address, phone number, email address, company name, department, job title, inquiry and transaction history (including quotes, orders, and drawing data), and usage data such as access logs
- Parties Sharing Data: Our subsidiaries and affiliated companies (including "Yumoto Group companies" as defined in our Terms of Use)
- Purpose of Use: For the purposes outlined in Section 3 above, as well as for group-wide management and risk control
- Responsible Party for Data Management: Yumoto Electric Co., Ltd. (as listed in Section 1)
7 Use of Cookies and Analytics Tools
We use cookies and tools such as Google Analytics to improve user experience, deliver advertisements, and analyze website usage. Information collected (such as browsing history and device data) is handled in a way that does not directly identify individuals. If combined with personal information, it will be managed in accordance with this policy.
8 Requests Regarding Personal Information
If you would like to request access, correction, suspension of use, or deletion of your personal data, we will respond promptly after verifying your identity in accordance with our procedures. For questions or requests, please contact us using the information below.
9 Contact Information
Yumoto Electric Co., Ltd.
Personal Information Protection Inquiry Desk
Email: sales@yumoto.jp
10 Updates to This Policy
We review and update this Privacy Policy as needed to improve our practices. Unless otherwise specified by law, we may revise this policy at any time. Updates will take effect once they are posted on our website or otherwise communicated to users.