A Nakasendo post town in Fukushima, Kiso-machi, Kiso-gun, Nagano, where the Kiso Magistrate's Office (Fukushima Jin'ya) was located — the political and economic center of the Kiso Valley. The Fukushima Barrier checkpoint ruins survive, known nationwide as one of the strictest checkpoints, conveying the history of the shogunate's particularly strict control of women's and weapons' passage (designat…

Fukushima-juku was established as one of the sixty-nine post towns along the Nakasendo highway when Tokugawa Ieyasu reorganized the road network in 1601. It developed as the central post town of the Kiso Valley, and the Edo shogunate installed the Kiso Magistrate's Office (Fukushima Jin'ya) here to …