Mashu caldera in winter with Kamuinupuri to the right of the photo and the Kamuishu dome in the middle of the lake. Image courtesy Wiki
The Toya – Usu post led me to the interesting volcanic history of Hokkaido, Japan. Found a multiple caldera complex in eastern Hokkaido with three calderas in close proximity to one another. Will write about these for the next few posts.
Spica
Granyia
volcanohotspot.wordpress.com 
