The 5th best album in the Petit Best series, which are annual compilations released at the end of the year that feature best hits from the artists of Hello! Project during that year, with an occasional remix or new song included.
Mari Yaguchi (矢口 真里, Yaguchi Mari, January 20, 1983) is a Japanese female talent. She is a former Hello! Project memb...
See Mari Yaguchi's other roles →