kōbaiyaki (plum-shaped senbei)
A type of Japanese rice cracker (senbei) punched into shapes such as plum blossoms. A traditional sweet, often associated with certain regions or shops.
See also: 煎餅
Kōbaiyaki is a kind of senbei shaped like a plum blossom.
I bought kōbaiyaki at a long-established shop in Asakusa.