This is a vintage Japanese kanban (signboard) for a medical office, featuring the characters "医家配方调剂所" (Medical Prescription Compounding) and "药局" (Pharmacy). Kanban were traditionally used in Japan to advertise businesses, providing clear, bold signage to attract customers and indicate the type of services offered.
9 1/2"W x 1 1/4"D x 61 1/2"H