S/mileage (スマイレージ,) is a Japanese girl group under the Hello! Project umbrella. The group made their major label debut In 2010, and won the Japan Record Award for Best New Artist in 2010.
This song is the group's 9th single and is very cute, upbeat and happy.
Watch the music video for the single Chotto Matte Kudasai! by S/mileage
S/mileage Hello! Project Wiki