#1: Adashino was a graveyard in Kyoto, the word adashi "impermanent", is contained in the place name. The dew used as poetical image to evoke impermanence.
#2: Toribeyama is a mountain-graveyard in Kyoto, the smoke above the mountain alludes to the cremation of bodies.
Photograph of Yaichi Aizu, Japanese poet and calligrapher-1947 by Hiroshi Hamaya [1]