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Structural beauty in architecture and wallets

[POSTER] The principles of strength, utility, and beauty Vitruvius, a Roman architect from around the 1st century BC, summarized the key points of architecture as strength, utility, and beauty (...

Hitoe® L-zip L, the pioneer of small, slim long wallets

Why does a "small long wallet" that is close to the size of a 10,000 yen bill end up being thick in the middle? We will explain the structural limitations with diagrams and introduce the design con...

Pioneer of Slim Bifold Wallets

From the "thin wallet" to the new concept of the "Slim Bifold Wallet." We look back at the birth and evolution of Hitoe® Fold, which was the starting point for this change, along with its structura...

The thought that resides in 10mm. The structural beauty of Hitoe® L-zip L

Even each dimension has a meaning derived not from intuition, but from deep insight and logical thinking. The 10mm bottom thickness of the Hitoe® L-zip L symbolizes the "beauty as function" that S...

Hitoe® L-zip L 2025 - Rebuilding from the inside out.

The 2025 model Hitoe® L-zip L has a redesigned internal structure and incorporates five new ideas. SmartFit, Floating U, Under U, Twist-in, and WrapEdge bring thinness, storage capacity, and ease o...

The final product after five years

It has been five years since Hitoe® Fold was released. The milestone commemorative model "Antico" has resolved the last remaining structural issues and evolved into a truly complete form. It is a...

One idea changes everything

Hitoe Fold's revolutionary mechanism, the "inner hook," was born from the unconventional idea of ​​using the user's card itself as the fastener. Preventing cards from falling out, smooth opening a...

The legendary Mekuru® Pen Case

SYRINX aims to provide maximum comfort from the bare minimum. We will get to the heart of the design philosophy through the story of the "phantom" Mekuru pen case large size.