Cocolors (2017)

5.9 | Nov 15, 2017 (JP) | Animation, Science Fiction | 00:46

http://gasolinemask.com/nishiki/cocolors.html

underground world japan nuclear war post-apocalyptic future volcano volcanic eruption snowing volcanic ash underground complex robot suits underground city mount fuji, japan underground civilization dark ash festival of colors

Aki isn’t a brave little boy, but he’s dedicated nonetheless to safeguarding his sickly, mute friend Fuyu. They and their little gang live deep underground, in the concrete warrens to which survivors have fled following the eruption of Mt. Fuji. The community is in decline, however, as illness and despair take their toll. Fuyu dreams of the outside world, which he is too frail to ever reach. But what colour is the sky out there?