Information on Company Certifications


As of September 30, 2016, the head of the Tokyo Labor Bureau certified OYO Corporation as the second level of the Eruboshi Mark. We received this award in recognition of passing 4 out of 5 evaluation items based on the Act on Promotion of Women’s Participation and Advancement in the Workplace. This is the result of the OYO Corporation’s early and steady efforts on initiatives such as reforming working hours, actively recruiting women, and enabling women to continue working in different stages of life. We are the first company in the geological survey industry to be certified for the Eruboshi Mark.

Platinum Kurumin

On January 19, 2018, OYO Corporation was certified by Japan's Minister of Health, Labor and Welfare as a "General Business Entity Compliant with Standards" based on the Act on Advancement of Measures to Support Raising Next-Generation Children, and received the Next-Generation Certification Mark (nicknamed "Kurumin") for the second time. We also received the special recognition of Platinum Kurumin as a corporation that conducts high-level initiatives.

Health & Productivity Management Outstanding Organization

OYO Corporation was certified as a Health & Productivity Management Outstanding Organization 2024 (Large Enterprise Category).

The Certified Health & Productivity Management Outstanding Organizations Recognition Program is operated by the METI. The program recognizes enterprises such as large enterprises and SMEs that engage in outstanding health and productivity management based on initiatives that address local health issues and health promotion initiatives promoted by the Nippon Kenko Kaigi.

Based on our Health Management Declaration of June 2021, OYO Corporation has been working on various measures to improve the health of our employees. We will continue to encourage each employee to maintain a high level of health awareness, and to promote organizational initiatives for supporting activities to maintain and improve health.

Employee Benefit Promotion Corporation

In 2021, OYO Corporation was certified as an Employee Benefit Promotion Corporation for the fourth consecutive year under the Employee Benefit Award Japan. This program, operated by the Employee Benefit Award committee, certifies corporations and other entities that focus on enhancing and utilizing employee benefits.

The evaluation focuses on aligning with the management strategy, identifying personnel and labor issues related to promoting personnel strategies, and ensuring the appropriate operation of welfare measures to resolve problems.

In 2024, OYO Corporation received the Excellent Employee Benefit Corporation and Award for Outstanding Analysis of Current Status. This award is given to corporations that demonstrate outstanding efforts in a specific area among employee benefit promotion corporations.

This recognition is a testament to our highly effective personnel system, which strongly emphasizes the role of employee benefits in management and human resources and yields a high return on investment.

DX Stocks

OYO Corporation was selected for Digital Transformation Stocks (DX Stocks) 2022, which is a program operated by the Ministry of Economy, Trade and Industry, the Tokyo Stock Exchange, and the Information-technology Promotion Agency, Japan.

From among companies listed on the Tokyo Stock Exchange, DX Stocks selects companies that have built internal mechanisms to promote DX that will lead to an increase in corporate value, and that have demonstrated excellent results in digital utilization. Companies selected as DX Stocks are recognized not only for introduction of their excellent information systems and utilization of data, but also for continuing to boldly take on the challenge of transforming their business models and management based on digital technology.

DX Certification

The DX Certification Program is based on the "Act on Partial Revision of the Act on Facilitation of Information Processing". Based on the Digital Governance Code[i] established by the Japanese government, the program recognizes business operators conducting outstanding initiatives as "DX Certified Operators".

Resilience Certification

Resilience certification aims to broaden the base and strengthen the resilience of society as a whole by spreading active efforts for business continuity (BC) in various organizations such as companies, schools, and hospitals. Certification is awarded to business operators that are actively engaged in such efforts as "organizations contributing to national resilience".

As a leading company involved in ground technology and natural disaster prevention / mitigation, OYO Corporation has implemented various efforts including voluntary surveys of damage mechanisms in areas where large-scale disasters have occurred, joint R&D on disaster mitigation technology with national institutions and universities, and cooperation in disaster prevention education at local elementary and junior high schools. Through these activities, we will continue to contribute to the sustainable development of local economies and societies, as well as the establishment of safety and security.