Shikoku Operations' Policy

In accordance with Taiyo Oil’s company credo and policy for business establishments, Shikoku Operations, which is located inside the scenic Setonaikai National Park , shall work hard at safe, stable, worry-free operations based on putting safety first, respecting human life, and being thorough in compliance while continuing to coexist and prosper together with society and stakeholders. Shikoku Operations shall aim to achieve accident-free and disaster-free operations, preserve the global environment, and provide products and services that meet the requirements of customers so as to contribute toward achieving the Sustainable Development Goals (SDGs).

We at Shikoku Operations shall develop and demonstrate strong worksite capabilities, and carry out the following items in an agile and sincere manner as a dignified business establishment.

1. We will work hard to strengthen our foundation from all perspectives of security control, occupational safety and health, environmental management, and quality control to achieve safe, stable, and worry-free operations. In particular, for security control, we will work to build our safety foundation, nurture a safety culture, and reinforce our security capabilities.【S,O,E,Q】

2. Based on thorough compliance with laws and regulations, we will comply with in-house regulations and with the requirements that Shikoku Operations have consented to, and act with integrity.【S,O,E,Q】

3. We will work to develop personnel based on the Operations’ vision for personnel, actively identify and assess potential risks in terms of processes, facilities, occupational safety and health, and apply the ingenuity and creativity of all personnel to reducing such risks. 【S,O,Q】

4. We will produce and stably supply high-quality products that meet our customers'needs.【Q】

5. We will strive to prevent air and water pollution, noise, and odors, while also promoting resource and energy conservation; we will also promote resource recycling and work to improve or maintain environmental conditions.【E】
   
   

6. We will respect the human rights of all people, take into account the diverse needs of stakeholders, and ensure transparency and fairness in our operations through proactive communication.【S,O,E,Q】

7. We will appropriately protect and manage information assets, and work to ensure safe, stable, and worry-free operations by strengthening cybersecurity.【S】

8. We will set goals for the purpose of achieving this Policy and, in the course of firmly carrying it out, regularly revise it in order to ensure ongoing and sustained improvements.【S,O,E,Q】

9. We will have all employed at these Operations fully familiarize themselves with this Policy, and make the Policy known publicly to all outside the company.【S,O,E,Q】

April 1, 2026

Kuniaki Manabe

Executive Officer
Member of the Board
General Manager, Shikoku Operations
Taiyo Oil Co., Ltd.