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This item is a reserved product
Estimated arrival date: ${incomingDate}*Delivery date may change due to factory production.
* Each customer is limited to purchasing up to two items of the same color and size per season. Please note that orders exceeding this limit will be automatically cancelled.
This is an upgraded version of the previous Shifter23 -improved ver.-, with enhanced Boston bag features, making it a "Rich Boston."
The bottom of the bag has space for storing wet shoes and a folding umbrella, making it convenient for business trips and travel.
Combining high-quality design and functionality, this item is perfect for any occasion.

The pocket on the bottom is waterproof, so you can safely store wet items such as shoes and folding umbrellas.
In addition, the partition between the main storage area is solid, so it is designed to be less likely to interfere with other items.

The back has a strap with a button that can be threaded through a carry-on suitcase, making it perfect for travel or business trips!
It has a simple design that does not get in the way even when not placed inside a carry-on case.

A mini pocket has been added to the top of the bag.
In addition, the mini pocket that was previously located in the main pocket has been moved to a position that can be accessed from the outside.
It is large enough to hold a variety of items, such as a smartphone (landscape orientation) or a small wallet.
■Material: Waterproof genuine leather (cowhide), nylon
Country of origin
Bangladesh
Size spec
| width | 540mm |
| height | 360mm |
| Depth | 200mm |
| weight | 1300g |
| capacity | 38L |
How to measure
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KADOYA Fit Finder
Size Guide
This is for reference only and does not guarantee the perfect fit.
Size conversion table
All KADOYA products are written in Japanese size.
In the table below, please check the Japanese size and overseas size (US, EU, UK).
(The sense of size varies depending on the manufacturer, so please check it as a reference.)
Men's size
| Japanese size | US size | EU size | UK size |
|---|---|---|---|
| S | XS | 44 | 34 |
| M | S | 46 | 36 |
| L | M | 48 | 38 |
| LL | L | 50 | 40 |
| 3L | XL | 52 | 42 |
| 4L | XXL | 54 | 44 |
| 5L | 3XL | 56 | 46 |
Ladies size
| Japanese size | US size | EU size | UK size |
|---|---|---|---|
| S | XS | 34 | 6 |
| M | S | 36 | 8 |
| L | M | 38 | 10 |
Size chart by body type
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About material

Original waterproof leather
By blending the tanning agent with a unique waterproofing agent, we have created strong waterproofing and water repellency while maintaining the original texture of the leather. It can be used tough even in sudden rain.
*The photo shows a different product.
Things of manufacturing
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Returns and Exchanges
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Maintenance method
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About cleaning
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What is BROSKI AND SUPPLY?

BROSKI AND SUPPLY is a lifestyle brand for adults who are active and enjoy both work and play.
In Japan, it rains for one-third of the year. Aiming to create products that can withstand such conditions, we use a generous amount of our own proprietary waterproof leather.
Caution
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