Rottara Rottara (ロッタラ ロッタラ; Lotta Love Lotta Love) is Buono!'s 5th single. The single was released on November 12, 2008 in two editions: regular and limited. the regular edition only included a CD while the limited edition also included a DVD. The Single V was released on December 3, 2008.
The title track was used as the 4th ending theme of the anime Shugo Chara!! Doki—.
The single reached #8 on the Oricon charts and sold 27,104 copies. The single V reached #5 on the Oricon charts and sold 5,048 copies.