Why was the Hein significant

The period is named after the capital city of Heian-kyō, or modern Kyoto. It is the period in Japanese history when Buddhism, Daoism and other Chinese influences were at their height. The Heian period is also considered the peak of the Japanese imperial court and noted for its art, especially poetry and literature.

Explanation:

Did you mean Heian?

answer; i believe the two groups were irish immigrants and chinese immigrants;