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Sounds taught me leather.
Design Journal

Sounds taught me leather.

SYRINX began as an audio brand. The requirements of sound taught us the essence of leather as a material. That inquiry continues to inform the design of our wallets today.

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Unreliable shape
Design Journal

Unreliable shape

The small flap on the coin pocket may seem unreliable. However, this single piece prevents coins from falling out, maintains visibility, and protects banknotes. This essential shape, which satisfie...

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Structural beauty in architecture and wallets
Design Journal

Structural beauty in architecture and wallets

Architect Hironao Sato talks about the principles of "strength, utility, and beauty" hidden in wallet design. Rather than simply being durable or decorative, the characteristics of leather are util...

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

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...

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Pioneer of the small, thin wallet, Hitoe® Fold
Design Journal

Pioneer of the small, thin wallet, Hitoe® Fold

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

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

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...

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

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...

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The final product after five years
Design Journal

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...

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One idea changes everything
Design Journal

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...

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The legendary Mekuru® Pen Case
Design Journal

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.

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