Isthmus

 Isthmus:
              An isthmus is a narrow strip of land connecting two larger land areas, usually with  water on  either side.

 ISTHMUS IN ASIA:

• The Isthmus of Kra connecting Malay Peninsula with the mainland of Asia.
• The Sinai Peninsula forms the Isthmus of Suez between the Mediterranean Sea and Red Sea and also forms the Asian border area towards Africa.
• The central area of Kushimoto town in the Wakayama prefecture of Japan is located on a narrow isthmus, surrounded on both sides by the Pacific Ocean.
• Metro Manila in the Philippines is situated on an isthmus.