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| Gokaidō | |
|---|---|
| Name | Gokaidō |
| Native name | 五街道 |
| Established | Early 8th century (formalization c. 1603) |
| Region | Honshū, Kyūshū, Shikoku |
| Country | Japan |
Gokaidō The Gokaidō were the five principal highways of premodern Japan that connected the political center at Edo with provincial domains across Honshū, Kyūshū, and Shikoku. Originating from ancient road systems and codified through successive administrations of Nara period officials, Kamakura administrators, and the Tokugawa shogunate, the routes structured travel, commerce, and official communications during the Edo period. The network influenced daimyo processions, pilgrimage traffic to sites like Ise Grand Shrine and Dazaifu Tenman-gū, and later modernization efforts during the Meiji Restoration and the development of the Tōkaidō Main Line.
The origins trace to imperial directives under the Yamato, with early road construction recorded in the Nihon Shoki and administrative reforms associated with the Ritsuryō codes and reforms promoted by figures such as Prince Shōtoku and Fujiwara no Kamatari. During the Heian period, routes connected capitals like Heian-kyō with provincial centers including Dazaifu and Nagaoka-kyō, while military campaigns led by leaders like Minamoto no Yoritomo and Ashikaga Takauji reinforced logistics along these arteries. The formal codification of the five routes occurred under Tokugawa Ieyasu and administrative chiefs like Sakai Tadayo and Abe Masatsugu, aligning with sankin-kōtai regulations that involved daimyo such as Tokugawa Hidetada and domains like Satsuma Domain and Shimazu clan. Contact with foreign envoys during the Nanban trade and incidents near ports such as Nagasaki prompted security measures along the roads.
The five principal lines—centering on the Tōkaidō, Nakasendō, Kōshū Kaidō, Ōshū Kaidō, and Nikkō Kaidō—ran through provinces including Mikawa Province, Tōtōmi Province, Ōmi Province, Echigo Province, and Mutsu Province. The Tōkaidō connected Edo to Kyōto via coastal provinces and post stations such as Hakone and Mishima, while the Nakasendō traversed inland passes like Sekigahara and towns like Kisō and Magome. The Ōshū Kaidō extended toward Mutsu and Ezo, incorporating waypoints near Sendai under the influence of clans such as the Date clan. Topography shaped route engineering across features like the Kiso Valley, Hakone Pass, Mount Fuji, and rivers including the Kiso River, Amanogawa River, and Tone River, influencing travelers from merchants of Ōmi merchants to pilgrims heading to Tōshō-gū.
Control of the routes involved officials from institutions like the Bakufu and the Hatamoto, with checkpoints (sekisho) overseen by daimyo appointees and magistrates such as those from Edo machi-bugyō and officers from the Kantō administration. Post stations (shukuba) in locales like Mishima-juku, Tsumago-juku, Narai-juku, and Miya-juku provided honjin and hatago supervised by town guilds and merchant families including the Hiyoshiya and Omi shonin. Roadside infrastructure included ichirizuka mounds, milestone markers used by travelers following charts by mapmakers like Inō Tadataka and post-maps circulated by publishers such as Hishikawa Moronobu and Ukiyo-e studios affiliated with Hokusai and Hiroshige. Security and maintenance involved forced labor levies from domains including Mito Domain and logistical support from coastal ports like Ōtsu and Kanagawa.
The routes stimulated commerce by facilitating networks of Ōmi merchants, artisan guilds, and market towns like Nara and Kobe, linking producers of silk from Kagawa, tea from Uji, and rice from Echigo. They shaped ritual mobility to shrines and temples such as Ise Grand Shrine, Kiyomizu-dera, Enryaku-ji, and Kumano Hongū Taisha and enabled cultural exchange among actors in the Kabuki theatre circuit, touring troupes associated with Ichikawa Danjūrō, and literary figures like Matsuo Bashō and Ihara Saikaku. Economic regulations emanating from Edo affected tolls, market monopolies held by merchants like Kaya no Tsubone families, and currency flows involving Hansatsu notes and Tenpo Reforms overseen by reformers such as Matsudaira Sadanobu. The routes also facilitated the spread of printing by publishers in Edo, Osaka, and Kyōto.
Artists and writers memorialized the roads in works by Utagawa Hiroshige, whose series like the Fifty-three Stations of the Tōkaidō depicted scenes at Mishima and Yokkaichi, and Utagawa Kuniyoshi, who portrayed warrior legends tied to waystations near Sekigahara. Haikai and travel diaries by poets such as Matsuo Bashō (notably the journey recounted in Oku no Hosomichi), Yosa Buson, and Kobayashi Issa referenced milestones and inns in passages through Kiso and Shizuoka. Woodblock prints from publishers like Tsutaya Jūzaburō circulated images linked to Kabuki actors and celebrity inns, while travel guides by authors like Mori Sosen and map surveys by Inō Tadataka informed both contemporary and later romantic portrayals.
The Gokaidō's administrative primacy waned following the Meiji Restoration as railway projects like the Tōkaidō Main Line and road modernizations under officials such as Ōkubo Toshimichi and engineers trained in missions to United Kingdom and United States supplanted feudal conveyance. Portions of former routes survive as cultural heritage in preserved post towns like Tsumago and Magome, preserved by agencies including the Agency for Cultural Affairs and local governments in Nagano Prefecture and Gifu Prefecture. Commemorations appear in museums such as the Ohara Museum and through festivals in towns like Mishima and Kawagoe celebrating historic travel, while modern highways and tourist paths echo alignments of the old roads referenced in guidebooks by institutions like the Japan National Tourism Organization.