The Japanese yen's surge following a rare joint yen-buying intervention by the United States and Japan is already losing steam. The coordinated action was the first since 2011 following a devastating earthquake in Japan. CNA's Elizabeth Neo looks at why the US got involved this time. Subscribe to our channel here: https://cna.asia/youtubesub Visit our website: https://cna.asia Download our app: https://cna.asia/app Get our editors' picks of stories via chat apps: Telegram: https://cna.asia/telegram WhatsApp: https://cna.asia/whatsapp Follow us on these platforms: https://www.facebook.com/channelnewsasia https://www.instagram.com/channelnewsasia https://www.tiktok.com/@channelnewsasia