Aogashima Volcano
青ヶ島
A remote volcanic island in Japan, known for its unique double caldera structure and geothermal activity.

📜 Aogashima is a remote volcanic island in the Pacific Ocean, south of Japan, featuring a rare double caldera structure.
🔍 It is the southernmost and most isolated inhabited island of the Izu Islands, governed by Tokyo.

Why Go

🌋 Experience a unique double caldera volcano
🚶 Hike trails to cook eggs in steam vents
✨ Enjoy exceptional stargazing with minimal light pollution
♨️ Relax in a natural sauna powered by volcanic activity

Why Avoid

⚠️ Limited access due to frequent ferry/helicopter cancellations (up to 60% for ferry)
🚫 Only 9 passengers per helicopter, often booked a month in advance
📵 No mobile or internet signal, few amenities

Tips

🗓️ Book transport and accommodation well in advance due to limited availability.
🗣️ Consider bringing a Japanese speaker for accommodation reservations.
🌡️ Add cold water to adjust the temperature in the Fureai Sauna.

Hours

🕒 Fureai Sauna: Weekdays 4 PM - 8 PM (last entry 7 PM), Weekends 2 PM - 8 PM (last entry 7 PM). Closed 1st, 3rd, 5th Wednesday.

Last updated 9 days ago

We strive for accuracy, but errors may occur. Please verify key info.