G Architects Studio clad Kyoto coffee stand in rapidly oxidised copper

Japanese practice G Architects Studio used soy sauce and ammonium chloride to rapidly oxidise the copper cladding of this coffee stand in Kyoto, giving certain areas a distinctive blue-green finish.
Located at the base of a two-storey wooden building at a busy intersection, the one-metre-deep kiosk was formerly a Bento stand serving nearby workers before being transformed into a coffee stand for confectionary company Suetomi.
The coffee kiosk sits at the base of a wooden building
Due to the kios