All MASAHIRO MARUYAMA frames are handcrafted in the Fukui prefecture of Japan, renowned for its over-century-long heritage in eyewear manufacturing. Their frames are meticulously produced at a well-established factory in Sabae City, where skilled artisans bring each delicate asymmetrical design and detail to life. This meticulous attention to detail translates into a quality of construction that surpasses what even the most advanced computerized manufacturing methods can achieve. MASAHIRO MARUYAMA frames are not just eyewear, they are wearable works of art