Any item that is prohibited by the Civil Aeronautics Act from being transported, or any kitchen knives, box cutters, or other such items that could be used in a hijacking cannot be brought on board the aircraft. Please place these items in your checked baggage. In addition, restrictions on quantities of liquids apply to passengers boarding international flights. For more information on items that can be placed in your carry-on baggage, please see the following list
provided by the Ministry of Land, Infrastructure, Transport and Tourism. If you have further questions, please contact your airline.
(Note: The link is to the Ministry of Land, Infrastructure, Transport and Tourism website.)