Rengo Group's materiality (key issues)
Rengo identified materiality (key issues to be addressed) and disclosed the details in June 2023 to clearly communicate the Group's strategy and its significance to stakeholders.
Materiality Identification Process
Rengo identified materiality by considering both the financial impacts on the Rengo Group and the impacts of its business activities on the environment and society.
1Extract issues
We identified potential materiality by referring to the following information and considering opinions from external experts as well.
- Information specific to the Rengo Group and trends in related industries
- Opinions from stakeholders
- International disclosure standards
(such as the GRI and SASB)
2Prioritize issues
We conducted workshops throughout the company to assess the financial impacts on us and the impacts on the environment and society in relation to the issues. Based on these results, we determined the priority of the issues.
3Identify materiality
In light of our management policy and management environment, we organized 14 particularly high-priority issues into four key areas. These issues were identified as materiality following discussions and validation by the Senior Executives Meeting and Board of Directors Meeting.
Materiality and initiative themes
The Rengo Group's four materiality areas and 14 initiative themes toward addressing these areas are shown below.

Creating New Value as a "Packaging Provider"
Providing sustainable packaging
We contribute to the creation of a sustainable society through the development and dissemination of packaging products that help resolve socially relevant issues.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Development and dissemination of environmentally friendly paper products
- Dissemination and promotion of environmentally friendly plastic products
- Promotion of low-carbon packaging
Creating new businesses and products that resolve socially relevant issues
We create new value beyond traditional frameworks by accelerating the application of technologies cultivated over many years and strengthening collaboration across Group companies and businesses.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Expansion of production for cellulose products
- Development and dissemination of new cellulose products
- Development and dissemination of bioethanol
- Response to diversifying social needs
Building a sustainable logistics system
As a company responsible for creating packaging essential to logistics, we work to resolve issues across the entire value chain from procurement to shipping, use, and collection.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
Ensuring of safety and reducing burden for logistics workers
Coexisting with the Global Environment
Addressing climate change
We are committed to "climate change mitigation," which involves reducing greenhouse gas emissions and minimizing the impact of our business activities on climate change, as well as "climate change adaptation," which involves preparing for the risk of supply chain disruptions caused by natural disasters.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Reduction of greenhouse gas emissions
- Adaptation to risks
Expanding the circular economy
We make the already established corrugated packaging recycling system more solid and work toward the realization of new systems for plastic resource recycling.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Strengthening of the corrugated board resource recycling system
- Establishment of the plastic resource recycling system
- Efficient use of water resources
Conserving natural capital
To ensure the sustainability of the natural capital essential for our production activities, we are committed to reducing the environmental impact of our manufacturing processes and conserving natural environments such as biotopes.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Management and utilization of Nationally Certified Sustainably Managed Natural Sites
- Prevention of environmental accidents and pollution
People-Centric Management
Respecting human rights
With respect for the human rights of all stakeholders involved in our business activities, including employees, business partners, and customers, we fulfill our corporate social responsibility through our business activities.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
Implementation of human rights due diligence
Establishing a safe and healthy working environment
We ensure the safety and health of everyone involved in our operations and work for eliminating industrial accidents.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
Ensuring occupational health and safety
Fostering well-being and fulfillment
We establish flexible systems and environments that enable employees to pursue career development tailored to their individual circumstances, reating a corporate culture where they can work with a sense of well-being and fulfillment. This approach aims to foster engagement and improve total factor productivity (TFP).
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Improvement of employee engagement
- Support for career development
Promoting DEI
We aim to foster a corporation where diverse human resources, regardless of gender, age, and other factors, respect and accept each other, enabling unique qualities and strengths to be harnessed, which in turn generates synergies.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Promotion of active participation by diverse human resources
- System design for lifelong active employment
Strengthening the Management Base for Sustainable Growth
Strengthening Group governance
We are committed to enhancing the governance of the Rengo Group, aiming to maintain and improve compliance and management standards.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Development of a sense of integration within the Rengo Group
- Enhancement of employee understanding regarding compliance
- Prevention of incidents involving corruption
Establishing a foundation for DX
We aim to achieve harmony between digital technology and the people who use it, and to address various business challenges and contribute to society through the collection and utilization of data.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
- Promotion of DX
- Strengthening information security
Strengthening business partnerships
We aim to achieve mutual growth between the Rengo Group and our business partners by ensuring sound procurement of raw materials with consideration for the environment and society, adhering to fair transactions based on our Declaration of Partnership Building, and establishing robust partnerships.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
Promotion of sustainable procurement
Assurance of product quality and safety
We aim to consistently supply products that meet customer needs and enhance customer satisfaction by ensuring thorough quality and safety.
| Financial impact on the Rengo Group | Impact on the environment and society |
|---|---|
|
|
Main measures
Achievement of zero defects (ZD)
Medium-term goals
The Rengo Group has established medium-term goals to be achieved by FY3/2031 according to its materiality and initiative themes. The Group will unite to promote measures for achieving these goals.
Creating New Value as a "Packaging Provider"
| Initiative theme | Main measures | Medium-term goals | Scope | |||
|---|---|---|---|---|---|---|
| Non-consolidated | Consolidated subsidiaries | |||||
| Japan | Overseas | |||||
| Providing sustainable packaging |
1.Development and dissemination of environmentally friendly paper products |
(1) Average grammage of corrugated board (basis weight per square meter) |
0.5% reduction compared to the previous fiscal year | ✓ | ✓ | |
(2) Reduction of CFP for containerboard *1 |
- | ✓ | ✓ | |||
2.Dissemination and promotion of environmentally friendly plastic products |
Net sales ratio of environmentally friendly plastic products | 20% | ✓ | ✓ | ✓ | |
3.Promotion of low-carbon packaging |
Expansion of products subject to CFP calculation | - | ✓ | ✓ | ||
| Creating new businesses and products that resolve socially relevant issues |
1.Expansion of production for cellulose products |
(1) Production volume of cellophane |
160% compared to FY3/2024 | ✓ | ||
(2) Production volume of cellulose beads |
300% compared to FY3/2024 | ✓ | ||||
2.Development and dissemination of new cellulose products |
Promotion of CNF commercialization | - | ✓ | |||
3.Development and dissemination of bioethanol |
Establishment of a production structure for bioethanol for SAF*2 | - | ✓ | ✓ | ||
4.Response to diversifying social needs |
Promotion of sales of DEGI-PAKE*1 | - | ✓ | ✓ | ||
| Building a sustainable logistics system | Ensuring of safety and reducing burden for logistics workers | (1) Improvement rate of product delivery lead time |
10% compared to FY3/2024 | ✓ *3 | ✓ *3 | |
(2) Establishment of a containerboard receiving structure using RFID |
- | ✓ | ✓ | |||
(3) Resolution of social logistics issues through packaging |
- | ✓ | ✓ | |||
Coexisting with the Global Environment
| Initiative theme | Main measures | Medium-term goals | Scope | |||
|---|---|---|---|---|---|---|
| Non-consolidated | Consolidated subsidiaries | |||||
| Japan | Overseas | |||||
| Addressing climate change | 1.Reduction of greenhouse gas emissions |
GHG emissions (Scope 1+2) | 46% reduction compared to FY3/2014 | ✓ | ✓ | |
2.Adaptation to risks |
Continued monitoring in preparation for flood risks | - | ✓ | ✓ | ✓ | |
| Expanding the circular economy | 1.Strengthening of the corrugated board resource recycling system |
(1) Recovered paper utilization rate for paperboard |
99% or more *2 | ✓ | ✓ | ✓ |
(2)Promotion of using pulp for paperboard made from unused wood resources |
- | ✓ | ✓ | ✓ | ||
2.Establishment of the plastic resource recycling system |
Promotion of initiatives for plastic recycling | - | ✓ | ✓ | ✓ | |
3.Efficient use of water resources |
Water usage per unit of net sales | 22% reduction compared to FY3/2024 | ✓ | ✓ | ✓ | |
| Conserving natural capital | 1.Management and utilization of Nationally Certified Sustainably Managed Natural Sites |
Continuation of biological monitoring surveys | - | ✓ | ✓ | |
2.Prevention of environmental accidents and pollution |
(1) Number of administrative guidance cases due to environmental accidents |
Zero cases annually | ✓ | ✓ | ||
(2) Effective utilization rate of waste |
99% or more | ✓ | ✓ | |||
(3) Proper management and suppression of emissions of substances harmful to the environment |
- | ✓ | ✓ | |||
People-Centric Management
| Initiative theme | Main measures | Medium-term goals | Scope | |||
|---|---|---|---|---|---|---|
| Non-consolidated | Consolidated subsidiaries | |||||
| Japan | Overseas | |||||
| Respecting human rights | Implementation of human rights due diligence | Implementation rate | 100% | ✓ | ✓ | |
| Establishing a safe and healthy working environment | Ensuring occupational health and safety | Number of fatal/serious accidents | Zero cases annually | ✓ | ✓ | |
| Fostering well-being and fulfillment | 1.Improvement of employee engagement |
Implementation rate of employee engagement survey | 100% | ✓ | ✓ | |
2.Support for career development |
(1)Provision of opportunities for learning and acquiring certifications (holding of public courses, dispatch to external seminars, support for study abroad at universities, encouragement and support for obtaining certifications, etc.) |
- | ✓ | ✓ | ||
(2)Global human resource development |
- | ✓ | ✓ | |||
| Promoting DEI | 1.Promotion of active participation by diverse human resources |
(1)Female recruitment ratio (Group average) |
30% or more | ✓ | ✓ | |
(2)Female managerial ratio (Group average) |
8% or more | ✓ | ✓ | |||
(3)Employment rate of persons with disabilities (by company) |
Employment rate exceeding the statutory requirement | ✓ | ✓ | |||
2.System design for lifelong active employment |
(1)Introduction of a mandatory retirement age system at 65 |
100% | ✓ | ✓ | ||
(2) Introduction of a reemployment system up to age 70 |
100% | ✓ | ✓ | |||
Strengthening the Management Base for Sustainable Growth
| Initiative theme | Main measures | Medium-term goals | Scope | |||
|---|---|---|---|---|---|---|
| Non-consolidated | Consolidated subsidiaries | |||||
| Japan | Overseas | |||||
| Strengthening Group governance | 1.Development of a sense of integration within the Rengo Group |
Instilling of Corporate Philosophy and management philosophy | - | ✓ | ✓ | ✓ |
2.Enhancement of employee understanding regarding compliance |
Continuous implementation of training on corporate ethics and legal compliance | 4 times per year | ✓ | ✓ | ||
3.Prevention of incidents involving corruption |
Number of serious corruption cases | 0 | ✓ | ✓ | ✓ | |
| Establishing a foundation for DX | 1.Promotion of DX |
Cultivation of DX human resources and establishment of a promotion framework | - | ✓ | ✓ | ✓ |
2.Strengthening information security |
Number of serious information security incidents | 0 | ✓ | ✓ | ✓ | |
| Strengthening business partnerships | Promotion of sustainable procurement | Implementation of CSR procurement assessments for major raw materia suppliers | - | ✓ | ✓ | |
| Assurance of product quality and safety | Achievement of zero defects (ZD) | Number of occurrences of serious product defects (loss of 1 million yen or more) | 0 | ✓ | ✓ | |
- *1With the achievement deadline being FY3/2026
- *2With the achievement deadline being FY3/2028
- *3Paperboard mills and corrugated packaging plants
The list of materiality and medium-term goals is available as a PDF file.
List of materiality and medium-term goals
Of the medium-term goals, the Rengo Group's environmental goals for FY3/2031 have been grouped as Eco Challenge 2030.
Please see the following link for details.