What are the different rules and regulations regarding Japanese transportation compared to the US?

Japanese transportation rules emphasize punctuality, efficiency, and safety, with strict adherence to schedules, especially in rail systems. In contrast, the U.S. has a more flexible approach, where public transportation often prioritizes convenience over strict timeliness. Additionally, Japan has stringent regulations regarding seatbelt use and mobile phone usage on public transport, while enforcement and adherence can vary more widely in the U.S. Moreover, Japan's extensive network of trains and subways often contrasts with the car-centric transportation infrastructure in many parts of the U.S.