Nintendo says that the companies that make the 3DS, Wii and Wii U for them have promised that those consoles will not be made with conflict minerals..."All production partners have agreed to comply with our guidelines...we have obtained individual confirmation from each production partner that they agree not to use conflict minerals."...Walk Free said...they believe the company isn't doing enough to verify that conflict minerals aren't being used in their consoles...Nintendo...sa[id]..."Nintendo's CSR Procurement Guidelines provide specific directions to our production partners regarding socially responsible procurement practices. We implemented these guidelines based on relevant laws, international standards and guidelines that focus on protecting human rights, ensuring workplace safety, promoting corporate ethics, and safeguarding the environment.