If you are a Club Nintendo member, visit the page "My Personal Data" inside the "My Account" section and manage your newsletter subscriptions there. Please note that we will continue to send you emails that are necessary for the normal course of business (i.e. forgot password, order confirmation, etc.).
If you are not a Club Nintendo member but have subscribed to a Nintendo newsletter, you can deactivate your subscription at any time via a link in the newsletter. Your email address will subsequently be removed from Nintendo's servers.