Where is the" East Sea"?

Ask Chinese people where the East Sea is, probably they will answer it is the East China Sea.

The East China Sea is a marginal sea east of China. It is a part of the Pacific Ocean and covers an area of 1,249,000 km². In China, the sea is called the East Seawiki

Ask Vietnam people where the East Sea is, probably they will answer, it is the South China Sea.

Southern Vietnam has the Mekong River, which originates in China, and flows through Laos and Cambodia before entering Vietnam. In Vietnam, the river splits into nine tributaries before flowing into the East SeaVN Embassy

In Vietnam, it is called the Eastern Sea (Biển Đông)wiki

Ask Korean people where the East Sea is, probably they will answer it is the sea of Japan......No? Or was it the sea of peace, or Corean Sea?

ＨＴ日本の評判