⏰ when

When was the first documented eruption of Mount Fuji?

Quick Answer

The first documented eruption of Mount Fuji was in 781 CE. Fuji has erupted many times since then, including the famous 1707 Hōei eruption.

The Full Story

The first historically documented eruption of Mount Fuji is generally dated to 781 CE. Written records from Japan describe volcanic activity long before modern scientific monitoring. Fuji later erupted in 864 and 1707, with the Hōei eruption spreading ash widely over Edo, present-day Tokyo. These records make Mount Fuji an important volcano for studying long-term eruptive history in Japan.

Key Facts

1.781 CE: first documented eruption
2.1707: major Hōei eruption
3.Records come from Japanese historical sources

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"Japan’s famous mountain has a long written eruption history starting in 781 CE."

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