Hokkaido, Japan
43.55 N, 144.43 E
summit elevation 1000 m
Caldera
Kutcharo caldera is 26 x 20 km in diameter.
Kutcharo-ko is a permanent freshwater lake in the caldera.
The lake is the northenmost brackish lake along Sea of Okhotsk.
Every autumn about 20,000 Bewick swans migrate to the lake.
No historical eruptions are known at the volcano, but the last eruption may have been 1000 years ago.