Lake Toyoni

What it is

• A natural lake located within the Hidaka Sanmyaku-Erimo-Tokachi National Park.
• The only natural lake in the Hidaka Subprefecture, sitting at 260 meters elevation.
• Known by the Ainu name Kamuito and commonly referred to as Heart Lake.
• A small body of water with a one kilometer circumference and no connecting rivers.

What to see

• The distinct heart shape of the lake when viewed from above.
• Native Ezo pikas that inhabit the surrounding mountainous area.
• Dense forests surrounding the water within the protected national park grounds.

Getting there

• Accessible by driving along a forest road branching off from Route 336.
• Requires submitting an entry form at the designated parking lot area.

Notes written by Japan Gems from facts in Japanese Wikipedia.