Sayuri Kokushō

is a Japanese actress, singer, and tarento. She was an original member of Onyanko Club. She works for the talent management firm Sony Music Artists. Her debut single, "Valentine Kiss", is the most popular Valentine's Day song in Japan. After spending time living in Sasebo, Nagasaki when she was young, she attended Nishihara Elementary School and First Kanoya Junior High School, both Kanoya Municipal schools. No. 1 on the Music Lab and Music Research charts, and No. 4 on the music program on TBS. The single also won the Japan Gold Disc Award for Best Single of the Year. In a 2006 survey in Japan, Oricon Style found "Valentine Kiss" to be the most popular Valentine's Day song. She was not, however, able to match the Oricon No. 1 position reached by Nitta and Kawai with their respective solo debut releases.

From November 2008 onwards, Kokushō has made sporadic appearances for professional wrestling promotion Oz Academy, working as the manager of the villainous Ozaki-gun alliance.

Discography Singles Year Title Details Peak chartposition (Oricon) 1986 Released: February 1, 1986 B-side: Released: May 10, 1986 B-side: Released: August 14, 1986 B-side: Released: December 3, 1986 B-side: 1987 Released: March 11, 1987 B-side: Released: May 28, 1987 B-side: Released: October 1, 1987 B-side: 1988 Released: April 30, 1988 B-side: "WAIT!" 2008 Released: January 16, 2008 New version of the 1986 single B-sides: "Valentine Kiss 2007", "Valentine Kiss"

Albums Studio albums (1986) (1987) SUMMER SNOW (1988) Sakana (album)|SAKANA (1989)

Compilation albums TRANSIT (1987) (1988) (1997) (2002) (2015)

Filmography Film Eureka (2000) as Yumiko One Week Friends (2017) as Shiho Fujimiya

Television Sukeban Deka II: The Legend of the Girl In The Iron Mask (1985) as Saori Kokobun The Way of the Househusband (2020) as Mother (episode 9)