Shoulder storage possible 3WAY design (rucksack, shoulder strap, hand-carry type), with the shoulder strap also storable, and a clean, sleek design that exudes elegance and formality.

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

Finally released is the improved model.
Spacious size for安心 even with many belongings: 48x32x17cm (before expansion: 22L) / 48x32x29cm (after expansion: 37L); suitable for carry-on in aircraft.
Can comfortably store a 15.6-inch laptop, A4-sized documents, and clothes 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: fits up to 15.6-inch laptops (can also hold 16-inch MacBooks).

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


Large-capacity business rucksack that can hold a 15.6-inch laptop, A4 documents, and clothes for 3 to 5 days comfortably.


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

Plenty of room in the middle space, suitable for storing clothes for 3 to 5 days during business trips or travel.
Can separate and store wet or dirty clothes.


Can store both a 15.6-inch laptop and a 9.7-inch iPad as a PC backpack.
Shock-absorbing design with internal padding made of shock-absorbing material, effectively reducing impact on PC or iPad.

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

Backpack 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.


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, even when carrying a large capacity backpack loaded with many items, prioritizing comfort.
Optimized the ratio of low-rebound and high-rebound cushions to reduce burden on the body.
Experience a carrying comfort not found in famous brand backpacks.


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


Includes a dedicated suitcase belt, 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 both genders.
"2022 improved version" features a 3WAY design (rucksack, shoulder strap, hand-carry), with stowable shoulder straps, offering a sleek, elegant, and formal look.
Ideal business backpack for business scenes such as business trips and commuting.
"Spacious enough for many belongings" size: 48x32x17cm (before expansion: 22L) / 48x32x29cm (after expansion: 37L); suitable for carry-on in aircraft.
Can comfortably store a 15.6-inch laptop, A4-sized documents, and clothes for 3 to 5 days.
Equipped with a carry-on function essential for business trips and travel.
"Multi-functional backpack with thoughtful features" including a hidden anti-theft pocket, 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.
Includes a removable cable for easy maintenance and cleaning.
*Mobile battery not included.

"Backpack gentle on the body" uses 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.
Back panel made of breathable 3D mesh material for excellent ventilation.
Remains comfortable even after long hours of wear, thanks to its breathability.
"Excellent waterproof performance" features a durable high-density oxford waterproof fabric surface that prevents rain from entering and resists water droplets and dirt.
Also equipped with separate pockets for dry and wet clothes, allowing organized storage.
"Stores two devices simultaneously" with two laptop pockets, capable of carrying a 15.6-inch laptop and a 9.7-inch tablet at the same time.
Shock-absorbing design with internal padding made of shock-absorbing material, effectively reducing impact on PC or iPad.
"Meticulously crafted for durability" as backpacks are often subjected to heavy use.
This bag features reinforced stitching on vulnerable parts, enabling long-term use.
Furthermore, it is sewn with thicker stitches compared to other products.
Designed to withstand heavy loads without damage, even when carrying heavy items. 51
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