Atakebune
Encyclopedia
were large Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese warship
Warship
A warship is a ship that is built and primarily intended for combat. Warships are usually built in a completely different way from merchant ships. As well as being armed, warships are designed to withstand damage and are usually faster and more maneuvrable than merchant ships...

s of the 16th and 17th century internecine Japanese wars for political control and unity of all Japan.

Japan undertook major naval
Navy
A navy is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake- or ocean-borne combat operations and related functions...

 building efforts in the mid to late 16th century, during the Sengoku period
Sengoku period
The or Warring States period in Japanese history was a time of social upheaval, political intrigue, and nearly constant military conflict that lasted roughly from the middle of the 15th century to the beginning of the 17th century. The name "Sengoku" was adopted by Japanese historians in reference...

, when feudal rulers vying for supremacy built vast coastal navies of several hundreds of ships. The largest (and generally most dangerous) of these ships were called Atakebune.

Around that time, the Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese daimyo
Daimyo
is a generic term referring to the powerful territorial lords in pre-modern Japan who ruled most of the country from their vast, hereditary land holdings...

 Oda Nobunaga
Oda Nobunaga
was the initiator of the unification of Japan under the shogunate in the late 16th century, which ruled Japan until the Meiji Restoration in 1868. He was also a major daimyo during the Sengoku period of Japanese history. His opus was continued, completed and finalized by his successors Toyotomi...

 had made, according to the diary of the Abbot of the Tamon-I, six iron-covered Atakebune (大安宅船) in 1578. These ships were called "Tekkōsen" (鉄甲船), literally meaning "iron ships", which is not to imply they were of iron, but that their superstructure may have been reinforced with iron plates against cannon and fire arrows. No iron-covering at all, however, was mentioned in the account of the Jesuit missionary Luis Frois
Luís Fróis
Luís Fróis was a Portuguese missionary.He was born in Lisbon and in 1548 joined the Society of Jesus . In 1563, he came to Japan to engage in missionary work, and in the following year arrived in Kyoto, meeting Ashikaga Yoshiteru who was then Shogun...

, who had also seen and described the ships.

The Atakebune were armed with a few cannon
Cannon
A cannon is any piece of artillery that uses gunpowder or other usually explosive-based propellents to launch a projectile. Cannon vary in caliber, range, mobility, rate of fire, angle of fire, and firepower; different forms of cannon combine and balance these attributes in varying degrees,...

s and numerous large-caliber arquebus
Arquebus
The arquebus , or "hook tube", is an early muzzle-loaded firearm used in the 15th to 17th centuries. The word was originally modeled on the German hakenbüchse; this produced haquebute...

es. Oda defeated Mori
Mori clan
The Mōri clan was a family of daimyō, descended from Ōe no Hiromoto and established themselves in Aki Province. Their name was derived from a shōen in Mōri, Aikō District, Sagami Province. The generation of Hiromoto began to name themselves Mōri.After the Jōkyū War, Mōri was appointed to the jitō...

's navy with them at the mouth of the Kizu River
Battles of Kizugawaguchi
The two were fought during Oda Nobunaga's attempted sieges of the Ishiyama Hongan-ji in Osaka. The Hongan-ji was the primary fortress of the Ikkō-ikki, mobs of warrior monks, priests, and farmers who opposed Oda's rule. He ordered one of his admirals, Kuki Yoshitaka, to organize a blockade against...

, Osaka
Osaka
is a city in the Kansai region of Japan's main island of Honshu, a designated city under the Local Autonomy Law, the capital city of Osaka Prefecture and also the biggest part of Keihanshin area, which is represented by three major cities of Japan, Kyoto, Osaka and Kobe...

 in 1578 in a successful naval blockade. These ships, the best of the Atakebune, were used somewhat in contrast to Japanese naval tactics of the time, which viewed naval combat as a battle between the crews of ships, rather than between the ships themselves (which contributed to the primary Japanese naval tactic of drawing near and boarding opposing ships, as the Japanese crews excelled at hand to hand combat).

These vessels may be regarded as floating fortresses rather than true warships, and were only used in coastal actions. They used oar
Oar
An oar is an implement used for water-borne propulsion. Oars have a flat blade at one end. Oarsmen grasp the oar at the other end. The difference between oars and paddles are that paddles are held by the paddler, and are not connected with the vessel. Oars generally are connected to the vessel by...

s for propulsion, as their full iron cladding, if it existed, as well as their bulk (i.e. the armament and people they were carrying) likely impeded wind-based propulsion via sails.

See also

  • Ohama Kagetaka
    Ohama Kagetaka
    was a Japanese pirate during the latter part of the Sengoku period and the Azuchi-Momoyama period of Japan. He operated in the Shima Province area , later becoming a general leading naval forces for both Takeda Shingen and Tokugawa Ieyasu before his death in 1597 at the age of 58.-History:Ohama...

    , a pirate who used an atakebune to defeat the forces of Kuki Yoshitaka
    Kuki Yoshitaka
    ' was a naval commander during Japan's Sengoku Period, under Oda Nobunaga, and later, Toyotomi Hideyoshi.In the 1570s, Kuki allied himself with Oda Nobunaga, and commanded his fleet, supporting land-based attacks on the Ikkō-ikki. In 1574, his aided ensured a victory for Nobunaga in his third...

     (a retainer of Oda Nobunaga
    Oda Nobunaga
    was the initiator of the unification of Japan under the shogunate in the late 16th century, which ruled Japan until the Meiji Restoration in 1868. He was also a major daimyo during the Sengoku period of Japanese history. His opus was continued, completed and finalized by his successors Toyotomi...

    )
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