Answer:
They have similar features.
Explanation:
The features containing Korea and Japan is tradition.
Both of them have traditional features, containing dresses, language, and food. The dresses are quite similar. Korea has Hanbok, both south Korea and north Korea. Japan has Kimonos. They have a flower pattern, so does Korea sometimes. Blossom trees are kind of lifestyle for both of them. The differences could be the language style. Japan has curves, lines, and gaps. Korean language contains letters, but expanded, their language is kind of different when you compare them. Here :
The first attachment is Japanese, second attachment is Korea.