鞘師里保

Sayashi Riho (鞘師里保, born May 28, 1998 in Higashi, Hiroshima, Japan) is a Japanese pop singer under Hello! Project. She is a former ninth generation member of the Japanese pop group Morning Musume (モーニング娘。). She joined the group on January 2, 2011 and on December 31, 2015, Sayashi graduated from Morning Musume at the end of the first part of the COUNTDOWN PARTY 2015 concert at Nakano Sun Plaza.

She will remain in Hello! Project, but will study English and dance abroad for some time.