To realize designer TOSHIAKI YAMAGISHI's subtle vision as precisely as possible, it is essential to consider that eyewear is placed on the most noticeable part of the face. Even a 1 mm change in line thickness or a 1-degree shift in surface angle can
completely alter the frame's appearance.

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Therefore, it is crucial that skilled craftsmen who have mastered the manufacturing techniques in Fukui, one of the world's major eyewear production districts in Japan, precisely adjust every detail to the original design drawings.