Main image: Shōyō-en garden in Nikko, a 1,000-year-old ‘mountain resort’ three hours north of Tokyo by train. / The Great Buddha at Kotoku-in in Hase weighs about 93 tonnes. A 1498 tsunami swept away the temple that housed it. / The central firepit of the Waki-honjin Okuya must be constantly attended to. The honjin is in Tsumago, a post town on the Kiso Valley section of the Nakasendo trail, one of the five great ancient routes that connected Tokyo with Kyoto, Nikko and other main cities. / The Kiso Valley is dotted with post towns, farms and traditional restaurants. / Narai is the route’s northernmost post town. Its wooden machiya houses have been home to merchants, eateries, clothing suppliers, lodgings and teahouses for centuries.