Kosei Miyazaki is a seasoned product manager with extensive experience in search quality analysis and data solutions. Miyazaki is passionate about quality and believes that it is the key to making money in machine learning. With a background in physical geography and geomorphology from the University of Tokyo, Miyazaki started his career at Yahoo! JAPAN as Surfing Yahoo! and worked his way up to Head of Search Quality Analysis, Head of Product Management, All Search Products, and Director of Search Quality Analysis. Miyazaki also served as a corporate fellow of Code for Japan at Kobe Government Office. He has also been a part-time lecturer at Waseda University. Some of his achievements include strategizing platforms, paid search, and web search at Yahoo! JAPAN.