Japan’s countrywide network of highway buses (kosoku buses) provides a cost-effective alternative to trains for long and medium-distance travel. These buses operate primarily on the country’s expressway system, offering daytime and overnight services. Despite being much slower than express trains, highway buses are considerably cheaper, with discount fares available on competitive routes. They also provide the added benefit of saving on accommodation costs for overnight travel. If you’re traveling on a budget, using a highway bus in Japan is one of the most cost-effective means of traveling. I…