Travelers are responsible for carrying their own luggage...so packing light is a plus. Travelers are responsible for baggage fees, if any. EF recommends traveling with only a carry-on bag and personal item.
Clothing: Travelers should be conscientious of cultural differences and pack accordingly.
Face mask
Shirts (short and long sleeved)
Comfortable Shoes (2 pairs)/Socks
Underwear
Shorts/pants/jeans
Sleepwear/Pajamas
Umbrella or rain jacket or rain poncho
Sweatshirt or sweater
Jacket or light coat
Toiletries
Toothpaste & Toothbrush
Ear plugs
Shampoo/conditioner
Soap
Deodorant
Hairbrush/comb
Sunscreen
Any medications (in addition to a copy of prescriptions)
Tylenol/ advil/ iboprophin ; Immodium AD; Dayquil Severe
Spare set of contact lenses/glasses (if applicable)
Zip-lock bags (small/large)
Money
Debit or Credit card (call the bank prior to departure to alert them of the trip; foreign purchases sometimes result in a hold on bank accounts) OR cash to change into Yen OR Yen
A little cash in case of an emergency
Pouch for storing money and passport under clothing (optional)
Electronics (not required)
Watch
Extra battery pack for phone
Phone with charger
Power converter: most tourists from the US do not need a converte
Documents
Passport—take a picture and email it to yourself (in case it is lost or stolen)
Visa (if applicable)
A list of important phone numbers and addresses to send postcards home
Copy of any prescriptions (Customs officials may want to verify that a container's contents match its label, so all medication should be carried in its original container.)
Carry-on bag Here is a short list of things travelers might need on the first day of the trip. These should be packed in the carry-on in case the checked luggage is delayed.
Toothbrush and toothpaste (remember, toothpaste needs to go in a one-quart ziploc bag, and can't be bigger than 3 oz)
Hairbrush
Contact lens case/glasses/sunglasses
A simple change of clothes (in case luggage is delayed)