MASUNaGA

JAPANESE HERITAGE, PURE CRAFT

Founded in 1905 in Fukui, Japan, Masunaga represents more than a century of uncompromising craftsmanship. As the company that helped establish Japan’s eyewear industry, Masunaga remains devoted to precision, integrity, and complete in-house production. Every frame reflects a legacy built on discipline, detail, and quiet excellence.

CRAFTED WITHOUT COMPROMISE

Masunaga is one of the few eyewear manufacturers in the world that oversees every step of production, from raw material to finished frame, within its own facilities. Skilled artisans refine each component through meticulous, time-honored techniques. The result is seamless construction, balanced design, and enduring structural strength.

TRADITION MEETS INNOVATION

Rooted in over 100 years of expertise, Masunaga blends classic Japanese craftsmanship with thoughtful modern engineering. Premium titanium and acetate are shaped with precision to achieve exceptional comfort, durability, and refined aesthetics. Each frame embodies restraint, sophistication, and lasting performance.