{"id":65129,"date":"2026-09-28T00:45:03","date_gmt":"2026-09-28T04:45:03","guid":{"rendered":"https:\/\/www.journee-mondiale.com\/en\/remote-but-inhabited-this-japanese-island-circles-a-volcano-within-a-volcano\/"},"modified":"2026-09-28T00:45:03","modified_gmt":"2026-09-28T04:45:03","slug":"remote-but-inhabited-this-japanese-island-circles-a-volcano-within-a-volcano","status":"publish","type":"post","link":"https:\/\/www.journee-mondiale.com\/en\/remote-but-inhabited-this-japanese-island-circles-a-volcano-within-a-volcano\/","title":{"rendered":"Remote but inhabited, this Japanese island circles a volcano within a volcano"},"content":{"rendered":"

Aogashima<\/strong> is remote but inhabited, a volcanic island where one volcano sits inside an older volcano. It lies about 222.5 miles<\/strong> south of Tokyo in the Izu Islands, yet its distance is only half the story. The weather can cancel your way in, and the island has limited services once you arrive.<\/p>\n

And that difficulty gives the place its character. A village occupies the volcanic depression, with homes and working life arranged inside a setting that looks almost impossible from above. You won’t find an easy day trip here, but you may find the kind of silence that changes your pace.<\/p>\n

A volcano inside an older volcano<\/h2>\n

The island’s defining feature is its double caldera<\/strong>. Steep cliffs form the outer volcanic structure, while a smaller cone called Maruyama rises inside the Ikenosawa caldera.<\/p>\n

And the shape matters because it turns every viewpoint into a lesson in scale. From higher ground, you can see the inner cone occupying the older depression, with the village sharing space around it. Read more about Japan’s remote islands<\/a> before you plan the route.<\/p>\n

1785 still sits beneath the scenery<\/h2>\n

Aogashima’s last eruption lasted from 1781-1785<\/strong>. During the final eruption, lava from Maruyama led to the evacuation of all 63 households on the island.<\/p>\n

But the human cost is what gives the geology weight. About 130-140 people<\/strong> died in 1785, when the island had 327 residents. Today, the caldera may look quiet, but you aren’t walking through scenery detached from history.<\/p>\n

The journey starts on Hachij\u014d-jima<\/h2>\n

There is no direct connection from Tokyo. You must first reach Hachij\u014d-jima, then continue by helicopter or ferry, so the trip requires planning around weather rather than convenience.<\/p>\n

Can you reach Aogashima without a helicopter?<\/h3>\n

Yes. The helicopter takes about 20 minutes<\/strong> from Hachij\u014d-jima, while the ferry takes roughly 3 to 3.5 hours<\/strong>. Ferry seats are generally the practical choice for visitors because helicopter places are limited and important for residents and emergencies.<\/p>\n

And bad weather can cancel either option, especially with rough seas, strong winds, or typhoons. Give yourself several spare days, particularly before your return, and check transport conditions before leaving Tokyo. This guide to Tokyo trip planning<\/a> is useful for building that buffer.<\/p>\n

Life here is limited, and that is the point<\/h2>\n

Aogashima has a little over 160 residents<\/strong> according to recent official sources. Services and accommodation are limited, and there is no urban transport system to smooth over poor planning.<\/p>\n

But the island isn’t empty or staged for visitors. People live inside the caldera, work with what the island provides, and keep a small community running far from Japan’s familiar tourist routes. You’ll need to accept inconvenience, then let the slower rhythm do its work.<\/p>\n

Geothermal activity shapes daily experiences too. The island uses natural heat for baths and steam, makes local salt, and produces an island sh\u014dch\u016b. You can connect the visit with Japan’s volcanic places<\/a>, but Aogashima feels more personal because the geology surrounds ordinary life.<\/p>\n

Stay after sunset for the real reward<\/h2>\n

Aogashima is known for its dark sky<\/strong>, helped by isolation, very little light pollution, and the absence of mass tourism. At night, the island’s appeal shifts from its dramatic crater to the sky above it.<\/p>\n

And that is where I think Aogashima earns the difficult journey. The island is remote, but it isn’t untouched; inhabited, but not easy. You may arrive for the volcano and remember the darkness instead, with weather still deciding when the next boat leaves.<\/p>\n


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