imksoo: ふるふるふるむーん

I'm not sure what that means. Could you translate it for me?

Furu furu furumu~nn

Fururumu,

Furu furu furumu~nn.

Furu furu furumu~nn,

Furu furu furu mu~nnn!

Furu furu furu mu~nn,

Furu furu furu mu~nnn,

Furu furu furu mu~nnn!

Furu furu furu mu~nn,

Furu furu furu mu~nnn,

Furu furu furu mu~nnn!

Im Ksoo:

Fururu Furu Mumu

Furu Furu Mumu

Fururu Furu Mumu

Furu Furu Mumu