Princess Nine, or Princess Nine Kisaragi Girls High Baseball Club (プリンセスナイン如月女子高野球部, Purinsesu Nain Kisaragi Joshikō Yakyū-bu), is a 26-episode Japanese anime broadcast in Japan in 1998. The television series was produced by Phoenix Entertainment in Japan, released by ADV Films in North America, aired from April 8 to October 14, 1998 on NHK, ran for 26 episodes, and six volumes of the series were released on VHS and DVD.