Change of era

• 1451 : The era name was changed to mark an event or a number of events. The previous era ended and a new one commenced in Eikyō 13.

Events of the Kakitsu era

• July 12, 1441 (Kakitsu 1, 24th day of the 6th month): Shogun
  Shogun
  A was one of the hereditary military dictators of Japan from 1192 to 1867. In this period, the shoguns, or their shikken regents , were the de facto rulers of Japan though they were nominally appointed by the emperor...
  
   Ashikaga Yoshinori
  Ashikaga Yoshinori
  was the 6th shogun of the Ashikaga shogunate who reigned from 1429 to 1441 during the Muromachi period of Japan. Yoshinori was the son of the third shogun Ashikaga Yoshimitsu.-Shogunal succession:...
  
   is murdered at age 48 by Akamatsu Mitsusuke
  Akamatsu Mitsusuke
  was a leading head over the clan of Akamatsu during the early years of the Sengoku Period of Feudal Japan.Fearing that Ashikaga Yoshinori, the 6th shogun of the Ashikaga shogunate was aiming to tear up the domain of the Akamatsu, its head Akamatsu Mitsusuke took the step of feigning mental illness,...
  
   who was upset that Akamatsu Sadaura was made leader of the Akamatsu clan; and shortly thereafter, Yoshinori's 8-year-old son, Ashikaga Yoshikatsu
  Ashikaga Yoshikatsu
  was the 7th shogun of the Ashikaga shogunate who reigned from 1442 to 1443 during the Muromachi period of Japan. Yoshikatsu was the son of 6th shogun Ashikaga Yoshinori.Significant events which shaped the period during which Yoshikatsu was shogun:...
  
  , was proclaimed as the new Shogun.
• 1441 (Kakitsu 1, 9th month): The murderers of Yoshinori kill themselves.
• 1443 (Kakitsu 3): A Japanese-Korean diplomatic agreement (sometimes called the "Kakitsu treaty") regularized an initial plan for mitigating the damage caused by pirates (wakō
  Wokou
  Wokou , which literally translates as "Japanese pirates" in English, were pirates of varying origins who raided the coastlines of China and Korea from the 13th century onwards...
  
  ). The bilateral agreement assigned the responsibility for monitoring ships from Japan en route to Korea. The Sō clan
  So clan
  The Sō were a Japanese clan claiming descent from Taira Tomomori. The clan governed and held Tsushima Island from the 13th-century through the late 19th-century, from the Kamakura period until the end of the Edo period and the Meiji restoration....
  
   of Tsushima han (Tsushima Island
  Tsushima Island
  Tsushima Island is an island of the Japanese Archipelago situated in the middle of the Tsushima Strait at 34°25'N and 129°20'E. The main island of Tsushima was once a single island, but the island was divided into two in 1671 by the Ōfunakosiseto canal and into three in 1900 by the Manzekiseto canal...
  
  ) were given the right to license ships sailing west beyond Tsushima; and this also encompassed the opportunity to profit from whatever fees the Sō might charge.
• August 16, 1443 (Kakitsu 3, 21st day of the 7th month): Shogun Yoshikatsu died at the age of 10. He liked riding horses very much; but he was gravely injured in a fall from a horse. This was the cause of his death. He had been shogun for only three years. His 8-year-old brother, Ashikaga Yoshinari
  Ashikaga Yoshimasa
  was the 8th shogun of the Ashikaga shogunate who reigned from 1449 to 1473 during the Muromachi period of Japan. Yoshimasa was the son of the sixth shogun Ashikaga Yoshinori....
  
  , was then named shogun.
• October 16, 1443 (Kakitsu 3, 23rd day of the 9th month): An armed group of rebels penetrated the palace defenses. A fire was started and one of the men sought to kill Go-Hanazono, but the emperor escaped. However, the intruders managed to steal the Three Sacred Treasures – the mirror, the sword and the jewel. Later, a guard found the mirror and a priest found the sword, but the location of jewel was not known until the 8th month of Bunnan
  Bunnan
  was a after Kakitsu and before Hotoku. This period spanned the years from February 1444 through July 1449. The reigning emperor was .-Change of era:* 1444 : The era name was changed to mark an event or a number of events...
  
   gannen.

External links

• National Diet Library
  National Diet Library
  The is the only national library in Japan. It was established in 1948 for the purpose of assisting members of the in researching matters of public policy. The library is similar in purpose and scope to the U.S...
  
  , "The Japanese Calendar" – historical overview plus illustrative images from library's collection