BYE BYE Saigo no Yoru (BYE BYE 最後の夜; Bye Bye to the Last Night) is Country Musume's fourth major label single, their eighth single overall, and their last single as Country Musume ni Ishikawa Rika. It was released on November 13, 2002. This was the first Country Musume release to not feature any of the original members. The title track appears on the albums Country Musume Daizenshuu ②, Petit Best 3, and Country Musume Mega Best.
