[Metaplanet Announces Launch of Bitcoin Cashback Credit Card] BlockBeats News, March 25, Japanese Bitcoin crypto treasury (DAT) company Metaplanet announced the launch of a shareholder-exclusive credit card, the 'Metaplanet Card,' which will be available this summer. Shareholders using the card for daily purchases will automatically receive 1.6% of the transaction amount as Bitcoin cashback, turning every card payment directly into a Bitcoin investment.