lacto ice cream; ice cream with ≥3% milk solids
A Japanese legal category of ice cream containing at least 3% milk solids, distinct from アイスクリーム (≥15% milk solids) and アイスミルク (≥10%).
wasei-eigo (Japanese-coined English), from lacto ice
Lacto ice cream contains at least 3% milk solids.
I bought cheap lacto ice cream at the supermarket.