On domestic flights, you are allowed to bring beverages on board.
●Liquor･Alcoholic beverages: allowed on board
*Alcoholic beverages containing between 24% and 70% alcohol by volume are allowed up to 5 liters per person.
*Alcoholic beverages containing more than 70% alcohol by volume will not be accepted as carry-on or checked baggage.
●Toiletries/medications (non-radioactive): allowed on board
*Allowed up to 2 kg or 2 liters per person, and no more than 0.5 kg or 0.5 liters in each container.