@‌ajishiokun on InstagramIf you’re looking for a glimpse of Japan’s rich cultural heritage, consider a visit to one of the many historic post towns along on the Nakasendo Road, an ancient highway that once linked Kyoto and Tokyo. One such town is Narai-juku (pictured), which is nestled in the Kiso Valley in Nagano Prefecture. It is the longest post town in Japan, stretching for about one