Yancha na Yaki dango
Yasashii an dango
Sukoshi yumemigachi na
Tsukimi dango
Osumashi goma dango
Yotsu ko kushi dango
Minna minna awasete
Hyakunin kazoku
There is a stubborn roasted dango, There is a kind jam filled dango, When they meet it's really sweet and it creates a family of one hundred
Dango, dango, dango, dango, dango, dango, big family. Using repitition for cuteness. The author is just stating that there are hundreds of these dangos.