is the fifth single of the Hello! Project subgroup Minimoni. It was released on īnTaisōAīApril 24, 2002 and sold 212,230 copies.
This single was a collaboration with comedian Ken Shimura in his Baka Tono-sama persona, and was jointly credited to . A double A-side, its title tracks were both built around the interjection "Aiin!", which Shimura had already established as a catch phrase.
Track listing
The lyrics to "Aiin Taisō" were written by Hiroyuki Tomonaga; its music was composed by Akihiko Takashima. "Aiin! Dance no Uta" was written and composed by Tsunku.
"Aiin Taisō (Original Karaoke)" "Aiin! Dance No Uta (Original Karaoke)"