As Japan prepares for the Tokyo 2020's big events, efforts are underway to prepare for the arrival of international athletes and spectators, but wheelchair users still face various hurdles. To promote accessibility for those with disabilities, wheelchair user Yuriko Oda created a "barrier-free map" app that helps users locate and share info on elevators and accessible toilets while avoiding steps and other obstacles. Follow a mobile venture aiming for a barrier-free society.