Japan is the most of the East Asian countries.
A. ethnically diverse
B. populated
C. traditional
D. modern

Japan is an archipelagic nation situated in eastern Asia and surrounded by the North Pacific Ocean and Sea of Japan. The four main islands of Japan are Honshu, Kyushu, Hokkaido and Shikoku

Explanation:

The Ryukyuan Japanese are indigenous to the Ryukyu Islands chain that stretches from the Japanese island of Kyushu all the way to Taiwan. Starting in 1371, the Ryukyu islands became a key trade intermediary between Chinaand Japan. The Ryukyuan Japanese have several different recognized subgroups and their unique language makes up one of the two branches of the Japonic language family.

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