The marshmallow "Achimuite Nyan" with a cat printed on it is available for pre-order at Village Vanguard Online. The price is 302 yen for 3 pieces (tax included, same below), and 842 yen for 9 pieces.
This is a Japanese-style marshmallow with a cute cat's expression printed on it. Using domestically produced special agar, it is said that it is made into a fluffy yet elastic and gentle sweet that melts in the mouth. Inside is a thick white bean paste.