Japan’s customs rules differ from those of most Western countries in important ways. Here is what you cannot bring, what requires advance permission, and what causes most tourist issues. Japan has a reputation as a straightforward country for tourists, and on most fronts that reputation is accurate.
Customs is one area where it is not. Several categories of items that are legal or common in Western countries are restricted or prohibited in Japan, and the consequences of getting it wrong range from confiscation to detention. This guide is different from the Japan packing list, which covers what to bring. This covers what not to bring.
Medications
This is the most important category for Western tourists. See the full guide to Japan’s medicine rules for complete details. The summary:
- Adderall and amphetamine-based ADHD medication: Completely prohibited. No import permit exists. Do not bring it.
- Cannabis and CBD products: Prohibited regardless of legal status at home.
- Opioids and benzodiazepines: Controlled. Require advance import certificates from Japan’s Ministry of Health for quantities beyond 2 weeks.
- Methylphenidate (Ritalin, Concerta): Controlled. Requires an import certificate. Apply at the MHLW website 3 weeks before travel.
Food and Agricultural Items
- Meat products from certain countries: Countries with active animal disease alerts (foot-and-mouth, avian influenza) face import restrictions on meat products. Japan’s Animal Quarantine Service maintains the current list of checks to be performed before packing any meat-based food.
- Fresh fruit and vegetables: Most require a phytosanitary certificate from your home country. Practically, bringing fresh produce to Japan from abroad is almost always refused. Leave it behind.
- Plants and soil: Live plants with soil, and any material containing soil, are prohibited or heavily restricted. Cleaned seeds and dried plant material, free of soil, may be permitted.
- Rice: Japan restricts rice imports strictly to protect domestic agriculture. Do not bring rice.
Commercially packaged, processed food is generally fine. Chocolates, packaged snacks, biscuits, instant noodles, and coffee in sealed packaging typically clear customs without issue.
Currency
- Over 1 million yen equivalent: Must be declared on the customs form. This applies to cash, traveller’s cheques, and monetary instruments. No limit on how much you bring, but amounts over 1 million yen must be declared. Undeclared amounts over this threshold are subject to confiscation.
Absolutely Prohibited Items
- Narcotics: Heroin, cocaine, cannabis, MDMA, and recreational drugs. Japan enforces these with no exceptions. Items legal in your home country are still illegal at Japan’s border.
- Counterfeit goods: Fake branded products, counterfeit currency.
- Firearms and ammunition: Prohibited without specific government permits. Pocket knives and multi-tools should be in checked baggage.
- Child sexual abuse material
- Certain chemicals: Precursor chemicals for narcotics manufacture.
What Triggers a Red Lane Check at Customs
Japan customs conducts random bag checks in the green lane and targeted checks based on flagged items in X-ray. Common triggers include large quantities of medication (even legal ones), food that appears to be animal- or plant-based, and amounts of cash that may exceed the declaration threshold. An honest declaration is always the right approach.
See the full Japan customs declaration guide for what the form asks and how to complete it. Complete it digitally in advance via the Visit Japan Web to speed up the process.
