The song "Caramelldansen" is commonly mistaken as a Japanese song, what language is the song actually sung in?

The song "Caramelldansen" is actually sung in Swedish. It is commonly mistaken as a Japanese song due to its association with an Internet meme that features animated characters doing a dance routine. This misconception likely arose from the fact that the song and its accompanying dance gained significant popularity among anime and gaming communities, leading to its widespread exposure in Japan. However, the original version of the song was created by the Swedish music group Caramell and released in Sweden in 2001.