No, they are not made in Japan. First, you should know that Oliver peoples sunglasses have great reputation all around the world. And also, Oliver Peoples was founded in Southern California America. Because of elements of film, sport, fashion, and art in each eyewear frame made them enjoy a large celebrity consumer base. Many people will say that they are a timeless and iconic fashion style eyewear. Anyway, Oliver Peoples now has a prestigious reputation internationally for its quality glasses and sunglasses. And nowadays, they are made in Italy, but because of their good quality and perfect design, they are very popular.