For many travelers, the increasingly popular destination of Japan begins and ends on the island of Honshu – literally, it’s ‘Main Island.’ I can’t blame them – so much of the energy and contrasts of Japan are to be found there: the neon energy of Tokyo, the ancient cultural treasures of Kyoto, the food scene of Osaka, and iconic attractions as different as Mount Fuji and Tokyo Disneyland! All connected by those famous, high-speed bullet trains. But if you stay on Honshu your entire trip to Japan, you’re missing out on experiences that will astound and resonate with you most after you leave. The incredible north-south length of the Japanese archipelago –…