Image copyright University of Tokyo Image caption The Poimo has been designed to fit inside a rucksackAn inflatable e-scooter compact enough to be stored inside a commuter's backpack has been unveiled in Japan.
The Poimo, developed by the University of Tokyo, can be inflated in just over a minute, using an electric pump.
The creators said they wanted to create a vehicle that minimised the potential for injury in the event of an accident.
However, experts say e-scooter rules still need to be clarified by the government before such modes of transport can be considered safe.
"However, we can’t do the opposite and restrict faster or higher-powered e-scooters once people are already using them."