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 tote” is a tote bag from the “matou” series, born from the idea of “wearing leather.” This leather bag makes the most of the leather’s natural suppleness, crafted for a soft form and a variety of ways to carry. It is...

“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,...

The “kinchaku bag” was inspired by the reassuring feeling of the drawstring pouches our mothers gave us to carry as children. Through much trial and error in design, material selection and sewing, this drawstring bag was crafted with close attention...

The “kinchaku bag” was inspired by the reassuring feeling of the drawstring pouches our mothers gave us to carry as children. Through much trial and error in design, material selection and sewing, this drawstring bag was crafted with close attention...

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 leather bag inspired by the military helmet bag, deconstructed and reconstructed again and again into a design unique to kosh. The main material is Japanese "matou leather," characterized by its supple texture and deep color. For the pockets and...

"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...

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...

For days when you want to head out light, with just your smartphone and a few more things. The "Paka-Wallet" is an Italian leather wallet bag that combines the functions of a wallet with the convenience of a compact bag....

The "Paka-Pochette S," incorporating the frame clasp used on doctor's bags and crafted from fine Italian leather. The wide-opening mouth lets you see everything inside and take things in and out smoothly, a practical design. You can carry everyday outing...

The "Paka-Pochette S," incorporating the frame clasp used on doctor's bags and crafted from fine Italian leather. The wide-opening mouth lets you see everything inside and take things in and out smoothly, a practical design. You can carry everyday outing...

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 desk mat crafted from Italian leather that brings a refined touch to your desk. The surface uses the Italian leather "Buttero," which has a moderate softness and firmness. It resists writing marks, making it easy to use for writing...

A mouse pad made with Italian leather that gains depth the more you use it. It uses Italian tanned leather, tanned with a commitment to 100% vegetable tannins and beef tallow. With its moist, supple texture, its color and luster...

A planner cover with a classic look, featuring the "string-tie closure" often used on envelopes. Both the inside and outside use the vegetable-tanned Italian leather "Minerva Liscio." The thickness is moderately adjusted so it does not become too heavy, while...

A simple planner cover crafted from the Italian leather "Minerva Liscio." It makes the most of the texture of vegetable-tanned leather while the thickness is adjusted so it does not become too heavy. It keeps a pleasant firmness, so you...

An Italian leather planner cover that deepens the more you use it. It is luxuriously crafted with the vegetable-tanned Italian leather "Minerva Liscio" used from the exterior to the interior. Its appeal lies in the smooth texture unique to Minerva...