Korea introduced Japan a developed culture in Korea

Many western people know Korea has not her own culture and is a similar country to China and Japan. But Korea had her own  excellent and distinguished culture. A known scholar, Wang In  was invited by Japanese King, Eung sin in AD 405 and went with the sveral books in Chinese, which included Nonear and Cheonja mun. He taught Japanese Roral families and high ranking people letters, a  scince, techlogy, etc.. Askar culture in Japan was based on  culture of  Bakjae, that was one of  3countries in Korea at that time.