How CLS optimizations increased Yahoo! JAPAN News's page views per session by 15% | web.devYahoo! JAPAN is one of the largest media companies in Japan, providing over 79 billion page views per month. Their news platform, Yahoo! JAPAN News has more than 22 billion page views per month and an engineering team dedicated to improving the user experience. By continuously monitoring Core Web Vitals, they correlated the site's improved Cumulative Layout Shift (CLS) score with a 15% increase in
