Buy Bitcoin Worldwide does not offer legal advice. Buy Bitcoin Worldwide does not promote, facilitate or engage in futures, options contracts or any other form of derivatives trading. Every visitor to Buy Bitcoin Worldwide should consult a professional financial advisor before engaging in such practices. Features 10 Japanese Blockchain Startups to Watch in This step-by-step guide will show you how to use Coinmama. Users can fund their accounts via bank transfer, SEPA, or bank wire. The operator David Mancini expects the payment method to particularly appeal to foreign tourists visiting the Baie-Saint-Paul community.