We wanted a bag that would be your companion wherever you go. That wish gave this shoulder bag its name, “otomo.” Its appeal lies in a distinctly kosh design that combines a simple, soft-looking form with solid construction. Though small, it has...

The “midorinooka backpack” was inspired by the image of climbing a green hill in Matsubushi, Saitama Prefecture. Pairing lightweight yet durable nylon with Cape Hunt leather that preserves the natural character of the hide, this backpack showcases the expressive textures...

Created to be kosh's signature backpack, the “midorinooka backpack” is the result of extensive trial and error in everything from design and materials to sewing methods. The body is made from supple, soft cowhide, combined with Oil Shrink leather, known...

The “melt moon bag” is defined by a soft, flowing silhouette reminiscent of a melting moon. Its organic form changes expression depending on how you carry it and what you put inside. The pattern was adjusted again and again in...

The “melt moon bag” is defined by a soft, flowing silhouette reminiscent of a melting moon. Its free, organic form changes expression depending on how you carry it and what you put inside. The pattern was adjusted again and again in...

“matou bao” is a drawstring bag from the “matou” series, born from the idea of “wearing leather.” It features a plump, rounded form reminiscent of a steamed bun (bao). It is made from “Gradation,” the Japanese cowhide that is a...

The “matou bag” was born from the idea of wearing leather draped around the body. Making the most of the supple texture of Japanese cowhide, this leather bag is shaped into a form that naturally fits the body. A simple...

The “matou bag” was born from the idea of wearing leather draped around the body. Making the most of the supple texture of Japanese cowhide, this leather bag is shaped into a form that naturally fits the body. A simple design, subtly...

The “matou bag” was born from the idea of wearing leather draped around the body. Through much trial and error in design, material selection and sewing, this leather bag pursues a distinctive form and comfort in use. Though simple at first glance,...

“postman bag,” kosh’s signature shoulder bag, designed with the image of a bag carried by an imaginary mail carrier. Sturdily constructed yet soft and gentle in appearance, it features a reassuring, rounded silhouette. Within its simple design, it offers the...

A shoulder bag whose appeal lies in the beautiful drape and sculptural form created by supple Japanese cowhide. Aiming to create a signature large shoulder bag for kosh, every detail was carefully considered, from design and material selection to pattern...

A bucket bag from kosh that combines a soft form with a refined, dignified presence. Through repeated trial and error in everything from design and material selection to sewing methods, we created a bag that balances a plump, three-dimensional shape...

"Bao kinchaku" is a drawstring bag with a striking, plump, rounded form like a steamed bun. Though simple at first glance, carefully placed tucks and the gathered drawstring give it a distinctive, three-dimensional look. The main material is soft, supple...

A compact coin case made with Alaska leather from La Perla Azzurra, a long-established tannery in Tuscany, Italy. Valuing the sense of reassurance you feel when you hold it, it is crafted with careful attention to design, stitching and leather...

kosh's L-shaped zip wallet, designed for a reassuring feel in the hand and ease of use. Through extensive trial and error in everything from design and stitching to the thickness of the leather, it has been finished as a wallet...

A compact L-shaped zip wallet made with Italian Alaska leather. Crafted with a focus on the reassuring feel in your hand, this wallet is the result of extensive trial and error in its design, stitching and even the thickness of...

A compact U-shaped zip wallet made with Italian Nebraska leather. With a zipper that opens in a U shape, it is a functional design that, despite its compact size, keeps bills, coins and cards neatly organized. Inside, three card pockets...

The L Key Case, a compact key case made with Alaska leather. The interior is lined with a brushed material and features a six-hook key rail that keeps your keys neatly organized. Designed simply for easy everyday use while letting you...

A cowhide pencil cap "Capsule-cap" with an adorable rounded form. A small leather item that adds a subtle touch of playfulness to your pencil case. The surface features the Kichijitsu logo, finished with a nostalgic feel like a retro signboard....

A bunko-size book cover made from the Italian leather splits left over when Kichijitsu crafts its "Paka-pen" pen cases. The "Minerva Liscio" used for Paka-pen is a vegetable-tanned leather carefully made in Italy. Even its flesh side has unique color variations...

A long wallet made by combining two Italian leathers with different characters to suit your taste. The smooth leather "Minerva Liscio" and "Minerva Box," known for its rich grain. You can choose your preferred leather and color for both the...

A long wallet combining beautiful Italian leathers with different characters. Smooth leather and the dimensional character created by a rich grain. The beauty of each leather is brought together and finished in a simple belt design. It is made from...

A glasses case from the "Paka" series, born from an encounter with an old doctor's bag. The functional beauty of the frame clasp, a rounded form, supple leather and matte metal fittings. Crafted with care down to the last detail,...

"Patan-card," a simple card case made by folding leather closed with a soft "patan." Its clean look is finished with a small metal fitting as a subtle accent. With its gusseted design, it holds about 40–50 business cards. When used...