Date: December 2016

Material: Craft Paper, Cigarette Butts, Charcoal

Size: 100cm*207cm, 207cm*207cm, 61.8cm*61.8cm

I walked 2.649km and picked up 618 littered cigarette butts in Tokyo. On average, there was one cigarette butt for every 2.07 square meters. The line drawn with charcoal is the exact trace of my walking route.