Lake Haruna

What it is

• A crater lake in western Gunma Prefecture sitting at an elevation of 1,084 meters.
• The area became the first nature park in Gunma during the Taisho era.
• A body of water historically known as the Pond of Ikaho in classical poetry.
• The lake serves as a source for agricultural irrigation and belongs to the Tone River system.

What to see

• Mount Haruna Fuji, a volcanic cone formed by an eruption 31,000 years ago.
• A ropeway that carries visitors to the summit of Mount Haruna Fuji.
• A shoreline with a circumference of approximately 4.8 kilometers.
• The lake surface which freezes entirely during the severe winter months.

When to go

• Winter months for ice skating and fishing for wakasagi on the frozen surface.

Notes written by Japan Gems from facts in Japanese Wikipedia.