Riho Sayashi (鞘師里保 Sayashi Riho, born May 28, 1998, Hiroshima, Japan) is a Japanese pop singer under Hello! Project. She is a former ninth generation member of the Japanese pop group Morning Musume, along with Mizuki Fukumura, Erina Ikuta, and Kanon Suzuki. Her uncle, Tomoya Sayashi, is a former Japanese baseball player of the Hiroshima Toyo Carp of Japan's Central League. She is also a former member of the duo Peaberry.
Prior to joining Morning Musume, Sayashi was a member of ASH (Actor's School Hiroshima) whose graduates include Nakamoto Suzuka, Nakamoto Himeka, Perfume, Danbara Ruru.
Sayashi was one of the winners of the Jc&Jk actress audition and got a chance to perform in Morning Musume's Fashionable stage play.
Sayashi passed Morning Musume's ninth generation auditions, along with Erina Ikuta, Kanon Suzuki, and former Hello! Pro Egg Mizuki Fukumura. The ninth generation members debuted in Morning Musume January 2, at the Hello! Project 2011 WINTER ~Kangei Shinsen Matsuri~ concert. Sayashi's first single with Morning Musume is titled "Maji Desu ka Ska!".
Riho (里歩, Riho, born June 4, 1997) is a Japanese professional wrestler and idol. She was trained by Emi Sakura and debuted for her Ice Ribbon promotion in May 2006, at the age of nine. She would work for the promotion for the next six years, becoming the its first Triple Crown Champion, having won the ICE×60 Championship, the International Ribbon Tag Team Championship and the Triangle Ribbon Championship once each. She also became a DDT Jiyugaoka Six-Person Tag Team, DDT Nihonkai Six-Man Tag Team and UWA World Trios Champion, unifying the three titles in July 2010, teaming with The Great Kojika and Mr. #6. Riho left Ice Ribbon in September 2012 to join Gatoh Move Pro Wrestling, a new promotion founded by Emi Sakura, who had left Ice Ribbon the previous January. In November 2014, Riho won the IWA Triple Crown Championship.
In 2006, when Riho was only nine years old and still in elementary school, she and her three years older sister Seina began training professional wrestling under Emi Sakura at her Ice Ribbon dojo. She made her debut in an exhibition match against Nanae Takahashi on May 29, 2006 in Shinagawa, Tokyo. On July 25, Riho made her debut for Ice Ribbon at the promotion's third ever event, defeating Makoto. Riho's first year in professional wrestling consisted mainly of matches with Emi Sakura, Hikari Minami and Seina. In March 2008, Riho and Seina faced each other in a four match series, which Riho won 3–1.
Riho may refer to: