Lake Ashi Live Cam

A scenic lake in the Hakone area of Kanagawa Prefecture in Honshū

What You're Watching

This camera provides a live view of Lake Ashi. The Volcanic Jewel: Lake Ashi's Geological Marvel in Hakone Lake Ashi, known locally as Ashinoko, stands as the crowning jewel of the Hakone region, a shimmering blue expanse nestled within the ancient caldera of Mount Hakone. This magnificent crater lake was formed approximately 3,000 years ago when an eruption of Mount Kamiyama, the central peak of the Hakone volcano, sent flows of lava and v.

Best Times to Watch

Time / PeriodWhat to expect
Early mornings 6–9am localQuietest — best light on water; surfers and fishermen active
Midday (11am–2pm) in seasonPeak beach activity; clearest water visibility in sunlight
SunsetGolden light — often most visually dramatic period
Storm / approaching weatherCheck wave size and conditions before visiting

Quick Facts

History & Context

The Volcanic Jewel: Lake Ashi's Geological Marvel in Hakone

Lake Ashi, known locally as Ashinoko, stands as the crowning jewel of the Hakone region, a shimmering blue expanse nestled within the ancient caldera of Mount Hakone. This magnificent crater lake was formed approximately 3,000 years ago when an eruption of Mount Kamiyama, the central peak of the Hakone volcano, sent flows of lava and volcanic rock cascading down to block the Haya River. The trapped waters, fed by rainfall and underground springs, gradually filled the depression to create what we now see as Lake Ashi. Reaching depths of up to 43.5 meters and spanning 19 kilometers in circumference, this volcanic lake possesses unique properties due to its geological origins. The thermal springs feeding into Lake Ashi prevent it from freezing even during the harshest winter months, with water temperatures often exceeding those of the surrounding air, creating the mystical fog banks that frequently shroud its shores in ethereal mist.

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