Goshiki-numa

What it is

• A crater lake approximately 300 meters in diameter located on Mount Issaikyo.
• Commonly referred to by the nickname the Witch's Eye.
• A natural feature within the Azuma mountain range of Fukushima Prefecture.
• Distinct from the similarly named Goshiki-numa lakes in the Bandai Highlands.

What to see

• Water that changes color depending on the angle and intensity of the sunlight.
• Panoramic views of the lake from the summit of Mount Issaikyo.
• A memorial monument located on the western shore of the water.
• The surrounding volcanic landscape of the Mount Issaikyo crater.

Getting there

• Access the area via the Bandai-Azuma Skyline mountain road.
• Hike for approximately two and a half hours from the Fudozawa trailhead.

Notes written by Japan Gems from facts in Japanese Wikipedia.