Shoulder storage capable 3WAY design (rucksack, shoulder bag, hand carry type) with shoulder straps that can also be stored, featuring a clean and sleek design that exudes elegance and formality.

The length of the included shoulder belt: approximately 86cm to approximately 140cm.

Improved model now available.
Spacious size for安心の荷物多め対応：48x32x17cm（拡張前:22L）/48x32x29cm（拡張後:37L）；機内持ち込み可能です。
Can comfortably store a 15.6-inch laptop, A4-sized documents, and clothing for 3 to 5 days.
Equipped with a carry-on function essential for business trips and travel.
Capacity: 22–37L; Size: 48x32x17cm (before expansion)/48x32x29cm (after expansion); Tablet-compatible compartment: fits up to a 15.6-inch laptop (also fits a 16-inch MacBook).

Expansion gusset increases capacity by 68%; gusset can extend by 12cm, allowing storage of items up to 22L before expansion and 37L after.
Further capacity expansion available.


Large-capacity business backpack capable of holding a 15.6-inch laptop, A4 documents, and clothing for 3 to 5 days.


Easy-to-organize pockets for small items, clothes, and PC.
Size: 48x32x17cm (before expansion: 22L)/48x32x29cm (after expansion: 37L).

Generous middle space, suitable for storing 3 to 5 days’ worth of clothes during business trips or travel.
Separate storage for wet or dirty clothes.


Can store both a 15.6-inch laptop and a 9.7-inch iPad as a PC backpack.
Designed with shock absorption, featuring internal padding with shock-absorbing materials to effectively reduce impact on PC or iPad.

Convenient sorting pockets, including a front pocket that can hold A4-sized items.
Recommended for storing items you need to access quickly.

Features a chest belt and S-shaped scientifically designed shoulder straps to prevent slipping and distribute load effectively.
Effectively disperses pressure on shoulders and back, making it feel surprisingly lightweight.
Also prevents shoulder slippage.
Includes an emergency whistle attached to the chest belt for safety in emergencies, allowing you to blow and call for help if needed.


Water-repellent high-density oxford fabric with waterproof coating prevents water ingress and protects important documents and PCs from sudden rain.


Designed with a special structure that minimizes weight perception, making it comfortable to carry even when heavily loaded.
Optimized with a perfect balance of low and high-rebound cushions to reduce burden on the body.
Experience a carrying comfort unlike any other, even compared to famous brand backpacks.


Square-shaped backpack that prevents the corners of files and documents from bending.


Includes a dedicated suitcase strap, perfect for use with suitcases during business trips or overseas travel, preventing slipping.

Outstanding storage capacity with a basic color variation, attracting attention from a wide range of ages and genders.
"2022 Improved Version" features a 3WAY design (rucksack, shoulder bag, hand carry), with stowable shoulder straps, offering a sleek and elegant look suitable for formal occasions.
Ideal business backpack for business scenes such as business trips and commuting.
"Spacious capacity for安心の荷物多め対応" size: 48x32x17cm (before expansion: 22L)/48x32x29cm (after expansion: 37L); suitable for carry-on.
Can comfortably store a 15.6-inch laptop, A4-sized documents, and clothing for 3 to 5 days.
Equipped with a carry-on function essential for business trips and travel.
"Multi-functional backpack with thoughtful features" including hidden anti-theft pockets, gusset expansion for increased capacity, and a USB charging port for on-the-go charging, making it a highly functional business bag.
Connects with a mobile battery inside the backpack, allowing you to charge your smartphone while carrying it.
The included cable is removable for easy maintenance.
*Mobile battery not included.

"Backpack gentle on the body" features a chest belt and S-shaped scientifically designed shoulder straps to distribute load.
Effectively disperses pressure on shoulders and back, reducing strain and preventing shoulder slippage.
Uses breathable 3D mesh material on the back for excellent ventilation.
Designed to prevent stuffiness even after long hours of wear.
"Excellent waterproof performance" with a durable high-density oxford waterproof fabric surface that prevents rainwater from entering and resists dirt and water droplets.
Includes additional dry/wet separation pockets for storing dry and wet clothes separately.
"Stores two PCs simultaneously" with two dedicated laptop compartments, capable of carrying a 15.6-inch laptop and a 9.7-inch tablet at the same time.
Designed with shock absorption, featuring internal padding with shock-absorbing materials to effectively reduce impact on PC or iPad.
"Meticulous craftsmanship with excellent durability" backpacks are often subjected to heavy use.
This bag is reinforced at vulnerable points with sturdy sewing to ensure long-term use.
Additionally, it features thicker stitching compared to other products.
Designed to withstand heavy loads without damage, even when carrying heavy items. 51
Designed to withstand heavy loads without damage, even when carrying heavy items.