Your search for "WZ" revealed the following:

Japanese Modern Tsukidate 2: Cobani Unpainted Kit 1:12 Scale WZ-011

Japanese Modern Horizataku Izakaya: cobaanii Unpainted Kit 1:12 WZ-021

Japanese Modern Tsukidate 1: Cobani Unpainted Kit 1:12 Scale WZ-010

Japanese Cypress Round Chabudai: Cobani Unpainted Kit 1:12 Scale WZ-009

Japanese Cypress Table and Chair Set: Cobani Unpainted Kit 1:12 scale WZ-008