Oak leaf rice cake
(Chinese character 柏餅, Japanese letter かしわもち)
5. May is children's day in Japan. They eat this sweets in this event so these are sold in supermarkets and cake shops from April to May.
This is sweet red beans paste in rice cake. And it is wrapped in an oak leaf but
Oak leaves have a meaning of family fortune in Japan because the leaves don’t fall until the tree grow new ones.
Rice cake of Kashiwa mochi is made of URUCHI RICE(うるち米) that is species of rice. SUSHI uses also URUCHI RICE. But generally rice cake in Japan uses MOCHI RICE(もち米) which is very sticky rice more than URUCHI RICE. So Kashiwa mochi is not too much sticky. It has a texture like soft gummy.
1) 製菓衛生師全書, 日本菓子教育センター
2) 製菓衛生師教本 下, 一般社団法人全国製菓衛生師養成施設協会