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Masunaga Optical was the founder of the optical industry in Fukui, Japan in 1905.The company founder GozaemonMasunaga brought in skilled craftsmen from Osaka and Tokyo with the ambition of setting the optical industry solidly in place in Fukui.

There are 200 manual process involved in making a single MASUNAGA Frame.MASUNAGA is the Only Company in Japan that has a factory in charge of all processes from raw material to production and finish in an integrated way. The integrated production system improves the detail and quality. Technologies developed over 100years are accumulated here.

Before barrel polishing process, MASUNAGA craftsman hand file the backside of the frame front or the temple edges. This hand shaping process is one of the key steps to provide the best comfort. All process is making one by one by Hand made. Featuring beautifully hand polished Japanese acetate, durable seven barrel hinges, distinctive silver rivets, MASUNAGA collection confirms what Masunaga Optical has achieved over the past century.

This is the MASUNAGA Quality.

  • Model: MASUNAGA SINCE 1905