Rideable suitcases are causing problems in Japan. They have a top speed of 13 kph. People are riding them around airports and train stations. Japan says the suitcases are motorized vehicles. This means riders need a helmet, a driver's license, and insurance. The suitcases must have a mirror and indicator lights.

Rideable suitcases are now popular with celebrities. K-pop stars have posted online videos of themselves riding their luggage. Companies have rules for the suitcases. British Airways said they must have removable batteries. A transport expert said strange new types of transport will continue to come out.