From Japanese 大福 (daifuku, “very filling”).
daifuku (plural daifuku)
- A Japanese dessert consisting of a large mochi stuffed with red bean paste.
2016 June 27, Tejal Rao, “Making Mochi, a Japanese Treat That’s All About Texture”, in The New York Times[1], →ISSN:It’s easy to grab plastic-wrapped daifuku at Japanese grocery stores in New York, and to spot boxes of mochi ice cream in supermarket freezer aisles.
daifuku
- Rōmaji transcription of だいふく