Any product containing three percent or more of milk solids is to be categorized as 'milk beverages' according to "Ordinance regarding standard of element, etc. of milk and dairy products" ("Café au lait" "Caffè Latte" "Coffee milk" and so on).
製品に乳固形分を3%以上を含むものは『乳及び乳製品の成分規格等に関する省令』に基づき「乳飲料」となる（『カフェ・オ・レ』『カフェ・ラッテ』『コーヒー牛乳』など）。