I'm guessing that she's playing with candy, but I have no clue what kind.

djseifer said:

I'm guessing that she's playing with candy, but I have no clue what kind.

It's not candy, but rather dangos or mochis; in particular, hanami dangos tends to be colored the same as those (a trio of pink, white and green).
Yes, the dango variant are usually served on skewers, but who said you can't serve them as-is?

Rathurue said:

It's not candy, but rather dangos or mochis; in particular, hanami dangos tends to be colored the same as those (a trio of pink, white and green).
Yes, the dango variant are usually served on skewers, but who said you can't serve them as-is?

It's Songpyeon(송편)