Japan's former top FX official Tatsuo Yamasaki says the yen is undervalued by up to 20%. Here's why that matters for Bitcoin and crypto markets.

Japan's former top FX official Tatsuo Yamasaki says the yen is undervalued by up to 20%. Here's why that matters for Bitcoin and crypto markets.

Japan's yen hits 40-year lows near 162 per dollar as $73.5B in interventions fail. The yen carry trade poses major risks for Bitcoin and crypto markets.