高速道路 (こうそくどうろ) refers to expressways or highways in Japan designed for high-speed vehicular traffic. These roads typically have multiple lanes, limited access points, and are built to facilitate efficient travel between cities and regions. They often feature tolls, which help maintain the infrastructure. The design of 高速道路 includes safety measures such as barriers, clear signage, and rest areas for drivers. They connect major urban centers and are crucial for transportation, commerce, and tourism in Japan. Travelers can enjoy faster journeys while adhering to specific speed limits and regulations.