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トンガ.
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Travelling to トンガ: what to know before you go

Tonga is a Polynesian kingdom of around 170 islands in the South Pacific, known for swimming with humpback whales, sheltered sailing waters and a strong traditional culture centred on church, family and the monarchy. Tourism is low-key and facilities are simple, which suits travellers who want quiet beaches, slow island days and a genuine sense of place.

Where to go

• Vava'u. A group of hilly islands in the north around one of the Pacific's best natural harbours at Neiafu.
• Ha'amonga 'a Maui. A stone trilithon on the east of Tongatapu, built around the 13th century from three huge coral limestone slabs.
• Mapu'a 'a Vaea blowholes. Along the south-west coast of Tongatapu, waves force seawater up through holes in the reef in dozens of spouts at once, most dramatic at high tide on a windy day.
• Lapaha royal tombs. At Mu'a on Tongatapu, stepped stone platforms called langi mark the burial places of the Tu'i Tonga, the early sacred kings of a maritime chiefdom that once had influence over much of western Polynesia.

Best time to visit

The cooler, drier season, from roughly May to October, is the most comfortable time to visit and coincides with the humpback whale season from about July to October. November to April is hot, humid and wetter, and is also cyclone season, when tropical storms can disrupt flights and ferries.

Staying online in トンガ

Mobile coverage is reasonable in Nuku'alofa and other main towns on Tongatapu and Vava'u, with 4G in places. On the smaller and outer islands, coverage is limited or absent, and speeds can be slow. Tonga depends on an undersea cable for its internet link, and outages have happened, most notably after the 2022 eruption. Wi-Fi in guesthouses and resorts is common but variable. Download offline maps and expect to be disconnected on remote islands. Install an eSIM before you fly and switch it on when you land.