Tokyo-listed Metaplanet Inc. issued its 20th series of zero-interest bonds on April 24, 2026, raising ¥8 billion (approximately $50 million) earmarked entirely for bitcoin purchases. Key Takeaways: Metaplanet issued its 20th zero-coupon bond series on April 24, 2026, raising $50M to buy bitcoin. The Tokyo-listed firm held 40,177 BTC at the end of Q1 2026,