Made in Japan, Perfected for Travel Comfort.

The Proteca Commitment.

Our dedication is simple: to make every journey more comfortable.

To give you peace of mind, wherever you go.

To free you from stress along the way.

With the meticulous care and refined, advanced craftsmanship unique to Japan, we are constantly pursuing world-class quality—so that your travels are always at their best.

Proprietary, Patented Stopper Function

Simply press the button at your fingertips to lock the wheels—no need to bend down. You can instantly check whether it’s ON or OFF at a glance. Whether on a swaying train, a slippery airport lobby, or an inclined surface, this feature proves its value.

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Endlessly Light, Effortlessly Smooth.

Pulling resistance reduced by about 50%*

These uniquely developed wheels feature high-durability chrome steel bearings designed to minimize friction to the extreme. Even with light force, maneuvering remains smooth and effortless, allowing stress-free travel across uneven paths and rough surfaces.

*Based on rolling friction tests compared with standard 50Φ casters commonly used in suitcases.

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The Quietest in Proteca’s History.

Perceived noise reduced by about 30%

The newly designed Silent Caster®, with special grooves, reduces perceived noise by approximately 30% compared to conventional models. Combining stability with quiet performance, these casters ensure smooth, effortless rolling—especially effective in environments where noise matters.

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ACE Quality Control Institute

At ACE, we relentlessly pursue the essence of luggage without compromise. To ensure uncompromising quality management and ongoing technological development, we established A.T.I. (ACE Technology Institute) at our Akabira Factory in Hokkaido.There, we conduct a wide range of strict quality control tests to deliver products our customers can always trust. Beyond testing, A.T.I. is also dedicated to researching next-generation materials, functions, and components—providing the foundation for the exceptional quality of every Proteca product.

  • Humidity Resistance Test

  • Caster Running Test

  • Temperature Cycle Test

  • Handle Strength Test

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When Choosing a Suitcase, Warranty Matters as Much as Quality.

To ensure you enjoy your Proteca suitcase for years to come, every Proteca suitcase comes with a 3-year product warranty. This covers not only damage from normal use, but also damage caused during handling by airlines.

*For items from the J5 Collection, our Premium Care warranty extends up to 10 years.

  • For Any Reason.

    PROTECA’s warranty covers not only manufacturing defects, but also damage that occurs during airline handling or other transportation.

  • As Many Times as Needed.

    For three years after purchase, you can use our repair and warranty service as often as necessary. Travel and business trips become worry-free when you know your suitcase is always protected.

  • No Repair Fees.

    For three years from the date of purchase, you will not be charged for repairs. This warranty reflects our confidence in the exceptional quality of Made-in-Japan craftsmanship.

*Warranty applies to Proteca hard- and soft-type suitcases. Outlet purchases, parallel imports, and sale items are not covered.
*Surface damage from normal use (e.g., caster or handle wear, scratches) is not covered, and repairs will be charged even during the warranty period.
*Shipping costs for sending the item for repair are the responsibility of the customer.