Goma: It is coarsely-ground sesame sweetened with sugar like kinako-an, or sauce made from sesame flour, sugar and water, or a sweet paste made from ground sesame like koshi-an; it is used for coating dango.
ごま-黄な粉と同様に粗挽きの黒ゴマと砂糖を混ぜたもの、ゴマ粉末と砂糖とを水に溶いたもの、こしあん風にペースト状にしたものなどいずれかを団子にまぶす。