1. its distance from the mainland of Korea and China 2. Because it was near China, Korea was influenced by Chinese culture. 3. a focus on self-reliance, meditation, and devotion to duty 4. Clans honored powerful natural spirits and gods. 5. China strongly influenced Korea’s culture and technology, but it also
may have prevented Korea from developing its own unique culture. 6. They believed some Chinese practices were superior to theirs. 7. It kept them subservient to men. 8. The shogun was the true ruler. 9. It made it possible for more people to read. 10. It is the world’s first full-length novel.
I believe the answer is: its distance from the mainland of Korea and China
Japan was surrounded by sea that separated it from Korea And China. This made it really hard for other Asian culture to come in and assimilate with Japanese's culture. As a result, japan develop a culture that is considered unique even if compared to other countries in East Asian region.