Chouchou Musubi (aiko)
- Chouchou Musubi (蝶々結び; Butterfy Union)
- Catalog Number
- Chouchou Musubi (蝶々結び)
- Ame no Hi (雨の日; Rainy Day)
- Boushi to Mizugi to Suiheisen (帽子と水着と水平線; Hat and Swimsuit and Horizon)
- Chouchou Musubi (instrumental)
"Chouchou Musubi" is the 12th single released by aiko. The title track was used as the Glico "Cafe Ole" CM song. It reached #4 on the Oricon charts and charted for nine weeks. It sold 120,287 copies, becoming the #83 single of 2003.