The was a special police

Special police

Special Police does not have a consistent international meaning. In many cases it will describe a police force or a unit within a police force whose duties and responsibilities are significantly different from other forces in the same country or significantly different from other police in the same...

 force created by the Tokugawa shogunate

Tokugawa shogunate

The Tokugawa shogunate, also known as the and the , was a feudal regime of Japan established by Tokugawa Ieyasu and ruled by the shoguns of the Tokugawa family. This period is known as the Edo period and gets its name from the capital city, Edo, which is now called Tokyo, after the name was...

 during the late Bakumatsu period to restore public order to Kyoto

Kyoto

is a city in the central part of the island of Honshū, Japan. It has a population close to 1.5 million. Formerly the imperial capital of Japan, it is now the capital of Kyoto Prefecture, as well as a major part of the Osaka-Kobe-Kyoto metropolitan area.-History:...

.

In the unsettled period after to ending of the national isolation

Sakoku

was the foreign relations policy of Japan under which no foreigner could enter nor could any Japanese leave the country on penalty of death. The policy was enacted by the Tokugawa shogunate under Tokugawa Iemitsu through a number of edicts and policies from 1633–39 and remained in effect until...

 policy, the political situation in Japan became increasing chaotic. Anti-government and anti-foreign rōnin

Ronin

A or rounin was a Bushi with no lord or master during the feudal period of Japan. A samurai became masterless from the death or fall of his master, or after the loss of his master's favor or privilege....

 congregated on the old imperial capital of Kyoto, and many of the daimyō

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...

 from the western feudal domains also established residences in Kyoto in an attempt to exert influence on the Imperial Court to pressure the shogunate towards the sonnō jōi

Sonno joi

is a Japanese political philosophy and a social movement derived from Neo-Confucianism; it became a political slogan in the 1850s and 1860s in the movement to overthrow the Tokugawa bakufu, during the Bakumatsu period.-Origin:...

movement ("Revere the Emperor, Expel the Barbarians") against the foreign powers.

In 1864, the Kyoto Shugoshoku

Kyoto Shugoshoku

The ' was a Japanese bureaucratic office of the Tokugawa shogunate from 1862 through 1868. The officeholder was responsible for keeping the peace in the city of Kyoto and its environs, and in this role, largely supplanted the extant office of Kyoto Shoshidai, though the two offices existed side by...

Matsudaira Katamori

Matsudaira Katamori

was a samurai who lived in the last days of the Edo period and the early to mid Meiji period. He was the 9th daimyo of the Aizu han and the Military Commissioner of Kyoto during the Bakumatsu period. During the Boshin War, Katamori and the Aizu han fought against the Meiji Government armies, but...

 authorized the establishment of a militia of approximately 200 samurai

Samurai

is the term for the military nobility of pre-industrial Japan. According to translator William Scott Wilson: "In Chinese, the character 侍 was originally a verb meaning to wait upon or accompany a person in the upper ranks of society, and this is also true of the original term in Japanese, saburau...

 formed into two companies under the command of Maita Hirotaka and Matsudaira Yasutada to restore public order to Kyoto. The two companies took their names from the courtesy titles of their commanders: the Sagami-no-kami-gumi and the Izumo-no-kami-gumi. The headquarters for the force was Nijo Castle

Nijo Castle

is a flatland castle located in Kyoto, Japan. The castle consists of two concentric rings of fortifications, the Ninomaru Palace, the ruins of the Honmaru Palace, various support buildings and several gardens...

 in Kyoto.

The purpose of the Mimawarigumi was very similar to that of much more famous Shinsengumi

Shinsengumi

The were a special police force of the late shogunate period.-Historical background:After Japan opened up to the West following U.S. Commodore Matthew Perry's visits in 1853, its political situation gradually became more and more chaotic...

.

The Mimawarigumi was composed entirely of higher-ranking samurai and sons of hatamoto

Hatamoto

A was a samurai in the direct service of the Tokugawa shogunate of feudal Japan. While all three of the shogunates in Japanese history had official retainers, in the two preceding ones, they were referred to as gokenin. However, in the Edo period, hatamoto were the upper vassals of the Tokugawa...

-class retainers, all of whom were direct retainers to the Tokuguawa Shogunate, as opposed to the rōnin-based Shinsengumi. Indicative of this difference in status, the Mimawarigumi was assigned primarily to protect the Kyoto Imperial Palace and area around Nijo Castle, whereas the Shinsengumi was assigned to the Gion

Gion

is a district of Kyoto, Japan, originally developed in the Middle Ages, in front of Yasaka Shrine. The district was built to accommodate the needs of travelers and visitors to the shrine...

 entertainment district and areas of the commoners and shopkeepers.

The Mimawarigumi was officially disbanded with the abdication of 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...

 Tokugawa Yoshinobu

Tokugawa Yoshinobu

was the 15th and last shogun of the Tokugawa shogunate of Japan. He was part of a movement which aimed to reform the aging shogunate, but was ultimately unsuccessful...

 on November 9, 1867 although the group continued to function as an unofficial combat unit into the Boshin War

Boshin War

The was a civil war in Japan, fought from 1868 to 1869 between forces of the ruling Tokugawa shogunate and those seeking to return political power to the imperial court....

 of the Meiji Restoration

Meiji Restoration

The , also known as the Meiji Ishin, Revolution, Reform or Renewal, was a chain of events that restored imperial rule to Japan in 1868...

.

In 1870 Imai Noburō, a former member of the Mimawarigumi confessed to a Military Judiciary Panel that he and other Mimawarigumi members, including Sasaki Tadasaburo had assassinated Sakamoto Ryōma

Sakamoto Ryoma

was a leader of the movement to overthrow the Tokugawa shogunate during the Bakumatsu period in Japan. Ryōma used the alias .- Early life :Ryōma was born in Kōchi, of Tosa han . By the Japanese calendar, this was the sixth year of Tenpō...

in 1867, although the veracity of his confession remains a matter of historical debate.