This website explains the screening process at Narita Airport.

Prohibited Carry-on Items List

Let's check the luggage that can be brought in.

This page provides examples of items you are allowed to carry on and those that you are not. Use the list as a reference before leaving for the airport.
Disclaimer
[ Security screenings ]
In Japan, under the Civil Aeronautics Act, security screening is conducted by each airline. This website shows typical security screening rules adopted by airlines at Narita Airport. However, please be aware that each airline may have its own restrictions.
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