China North Korea South Korea
The Yellow Sea
Two countries that have borders on South China Sea is, Vietnam and Malaysia
The Sea of Japan, the Yellow Sea and the East China Sea
The Red Sea and The Black Sea are not close and do not border the same countries. The Red Sea borders Egypt (Western), Sudan (Western), Eritrea (Western), and Somalia (South-Western). It also borders these Eastern countries; Saudi Arabia and Yemen.The Black Sea borders Romania (Western), Bulgaria (Western) and Turkey (South-Western). It also borders these Eastern countries; Georgia, and Russia.
Countries on Arabian Peninsula that borders Arabian Sea are: Oman and Yemen.
Italy
The Dead Sea borders Israel and Jordan.
That would be the Baltic Sea.
The three countries that border the Yellow Sea are China, North Korea, South Korea
Yellow Sea
The yellow sea and the east china sea