Cast and Crew of Hello! Project 2017 COUNTDOWN PARTY 2017-2018 ~GOODBYE & HELLO!~ Hello! Project 20th Anniversary!!

Hello! Project 2017 COUNTDOWN PARTY 2017-2018 ~GOODBYE & HELLO!~ Hello! Project 20th Anniversary!!

Hello! Project concert held at Nakano Sunplaza Hall. Disc 1 (241mins), Disc 2 (131mins).

Full Cast of Hello! Project 2017 COUNTDOWN PARTY 2017-2018 ~GOODBYE & HELLO!~ Hello! Project 20th Anniversary!!

Mari Yaguchi

Mari Yaguchi

Mari Yaguchi (矢口 真里, Yaguchi Mari, January 20, 1983) is a Japanese female talent. She is a former Hello! Project memb...