About customs duties

World Tariff Rates “WorldTariff”
One way to look up tariff rates is to use “WorldTariff,” a global tariff information database provided for a fee by FedEx Trade Networks in the United States.

You can search tariff rates for 178 countries and regions worldwide.

It includes MFN (Most-Favored-Nation) tariff rates (WTO agreement rates) as well as GSP (Generalized System of Preferences) rates.
You can also check various taxes applied at import (varying by country, such as VAT and sales tax).

https://ftn.fedex.com/wtonline/Registration/RegFrame.jsp?pageName=Jetro/JetroReg.jsp

https://www.jetro.go.jp/theme/export/tariff.html

For example, regarding U.S. tariffs:
For details, please refer to the U.S. Tariff Schedule or “World Tariff Rates.”
Tariff rates are subject to change, so please check periodically.
We are also available to assist with any questions you may have.

https://www.jetro.go.jp/world/qa/04A-021214.html

You can use “WorldTariff” to check the tariff rates for your country.

However, since this information is sourced from a website, we cannot guarantee the accuracy of the tariff rates.

Therefore, you must verify the rates yourself by consulting “WorldTariff” or your country's customs or official trade authorities.