Sustainability

Towards a sustainable future through the potential of precious metals

TANAKA contributes to the development of a sustainable society by providing products and services that make use of precious metals.
We also recycle precious metals, which are valuable, limited resources.

Proof of Trust and Reliability

TANAKA PRECIOUS METAL TECHNOLOGIES Co., Ltd. is the only accredited Good Delivery Referee in Japan that assesses accredited precious metal refiners to ensure the quality of globally-marketed precious metals.

Responsible Minerals Sourcing

TANAKA strives to procure minerals responsibly by taking human rights, the environment and ethics into account.

Human Rights Policy

At TANAKA, based on our human rights policy, we are committed to thoroughly respecting human rights and raising awareness of human rights issues.

Sustainability initiatives

Since its founding, TANAKA has built a circular business model by continuously advancing precious metal recycling.
Building on this legacy, we are committed to leading the transition toward a decarbonized, circular society with a broader perspective and a long-term vision.