From ANA:
Thank you for flying with ANA.
In accordance with changes to international standards established by the International Civil Aviation Organization (ICAO) and revisions to guidelines issued by the Ministry of Land, Infrastructure, Transport and Tourism, the rules regarding the number of power banks allowed on board and charging will be changed as follows.
Can not be checked in as checked baggage.
Bring in items with a watt-hour rating of 160 Wh or less.
Bring in up to 2 items per person.
To prevent short circuits, please protect the terminals with tape or place them in a plastic bag to ensure proper isolation.
Charging power banks using the in-flight power outlet is prohibited.
Refrain from using power banks to charge other electronic devices.
We appreciate your understanding and cooperation as we strive to provide pleasant and comfortable flights.
