TSUJIDEN Co., Ltd.ProductsCSR Business PolicyContact UsNo
Quality Policies
Ethical Policies
Tsujiden will endeavor to make improvements in research and technological capabilities to provide high-quality products and development and eagerly work on the items laid down below to share and follow the basics of legal and ethical compliance as a corporate, and contribute to the healthy development of the society.
(1) Complying to Laws, Regulations, Ethics and Other Required Items We shall comply with every law and their spirits and follow other agreed items upon request, and act under high ethics.

(2) Management and Protection of Corporate Confidential Information We will be aware of corporate confidential information and take proper care to manage and protect such information.

(3) Fair and Free Competition and Sales We will always conduct fair, transparent, and free competition and sales both in domestic and international markets.

(4) Preventing Corruption We shall not take part in actions such as bribery, extortion, embezzlement, and other forms of corruption that are against corporate ethics.

(5) Protection of whistleblowers We shall establish a system that allows employees to anonymously inform internal issues and protect the whistleblowers' secrets and prohibit retaliation to such actions.

(6) Continuous Improvement We shall set forward goals and implementation plans, regularly review and efficiently operate our management system and work to make improvements and upgrades continuously.


- Responsible Minerals Procurement Policy-
Tsujiden will endeavor to supply, provide and cooperate with investigations in products that do not use conflict minerals that are involved in all risks and illegal conduct.

We will also ask our suppliers to understand this policy, and we conduct research based on the Conflict Minerals Reporting Template (CMRT) and Extended Minerals Reporting Template (EMRT) provided by the Responsible Minerals Initiative (RMI).
We will request procurement from smelters that comply with the Responsible Minerals Assurance Process (RMAP) program, or other smelters that are found not to be involved in conflict in a reliable and available international framework.


March 30, 2022 Tsujiden Co., Ltd.
Representative Director Takeyasu Tsujimoto