Lenakel is the largest town on the island of Tanna in Vanuatu. It has a population of 1,473. It is located on the west coast of the island near t…Lenakel is the largest town on the island of Tanna in Vanuatu. It has a population of 1,473. It is located on the west coast of the island near the administrative capital of Isangel and serves as a major port of entry.