Can I go to Japan with just a US passport?
Can I go to Japan with just a US passport? You must have a valid passport and an onward/return ticket for tourist/business visa free stays of up to 90 days. Your passport must be valid for the entire time you are staying in Japan. You cannot work on a 90-day visa free entry.
Can Americans go to North Korea?
North Korea - Level 4: Do Not Travel
Do not travel to North Korea due to the continuing serious risk of arrest and long-term detention of U.S. nationals.