保田圭

Kei Yasuda is a Japanese singer, musician and actress under the Hello! Project. She was a member and co-leader of the Japanese girl group Morning Musume. Yasuda, along with Mari Yaguchi and Sayaka Ichii, were the second generation of singers to be recruited into Morning Musume. Morning Musume had only released one official single, Morning Coffee, prior to their joining. Yasuda was also a member of Japanese pop group Dream Morning Musume.