* Weapons (Swords, blades, guns, etc.)
* Reproduction weapons (except toys and cosplay)
* Pyrotechnic items
* Ammunition and gunpowder
* Airsoft replicas (gas and electric - airsoft batteries are also prohibited!)

* Sprays and gas bottles
* Oxygen, helium, butane, nitrogen
* Scuba tanks, fire extinguishers
* Life jackets
* Chlorofluorocarbons
* Gas heaters

* Perfumes
* Lighters
* Paint
* Nail polish
* Alcohols
* Paint thinners
* Varnishes

* Insecticides and agricultural chemicals
* Chloroform
* Radioactive material (uranium, thorium, cesium, plutonium - these are just plain bad ideas anyway!)
* Nuclear waste
* Matches
* Lighters
* Coal
* Ink cartridges
* Fuses
* Detonators
* Varnish
* Wax
* Dissolvants
* Hair dyes
* Hand warmers
* Bleach
* Peroxides / Oxidizing Agents
* Items containing mercury
* Cleaning liquid, disinfectants and corrosives
* Fungus killer
* Rodenticide
* Lithium batteries

* Magnetized materials
* Generators and electric motors
* Dry ice
* Asbestos
* Internal combustion engines
* Audio amplifiers, speakers

* Oversized items
* Living/dead animals
* Frozen food & goods
* Plants and grains
* Tires
* Gas tanks
* Oil diffusers
* Obscene items (child pornography or any other material that violates the laws of Japan or your country regarding pornography)
* Medicine
* Livestock food
* Pirated materials
* Counterfeit money
* Fiscal stamps
* Official or private documents
* National treasures
* Cultural property or art objects
* Precious metals (gold, silver, gold and silver products, etc.)
* Jewelry (diamonds, processed products, etc.)
* Coins and banknotes
* Drugs and psychotropic substances
* Micro-organisms
* Precious materials (ivory, diamonds, rosewood, gold, silver, etc.)
* Perishable goods
* Credit cards
* Transportation tickets (bus, plane, etc.) and lottery tickets
* Airbags
* Digital goods (codes / downloadable content...)