is a mound on the north eastern end of Hachikokuyama

Hachikokuyama

Hachikokuyama is a ridge and park in Higashimurayama, Tokyo and Tokorozawa, Saitama. Its name translates literally into English as "Eight Country Mountain" since in times past, one could view eight surrounding "countries" or regions from its top....

 where tradition holds that the famous 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...

 general Nitta Yoshisada

Nitta Yoshisada

was the head of the Nitta family in the early fourteenth century, and supported the Southern Court of Emperor Go-Daigo in the Nanboku-chō period, capturing Kamakura from the Hōjō clan in 1333....

 raised his army's banner in the year 1333.

History

In the year 1333, Nitta was engaged in the Kōzuke-Musashi Campaign

Kozuke-Musashi Campaign

The Kōzuke-Musashi campaign was a rapid and direct assault during the Japanese Genkō War by Nitta Yoshisada that led up to the Siege of Kamakura in 1333. It consisted of a number of battles over a brief period...

 campaign against the 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...

's forces that ultimately ended the Kamakura shogunate

Kamakura shogunate

The Kamakura shogunate was a military dictatorship in Japan headed by the shoguns from 1185 to 1333. It was based in Kamakura. The Kamakura period draws its name from the capital of the shogunate...

. His command post is commemorated by a stone marker at the park's north eastern end and is believed that this marker represents the site from which Nitta commanded the Battle of Kumegawa

Battle of Kumegawa

The was part of the decisive Kōzuke-Musashi Campaign during the Genkō War in Japan that ultimately ended the Kamakura Shogunate. Fought in present day Higashimurayama at the foot of the Hachikokuyama ridge on May 12, 1333, it pitted the anti-shogunate imperial forces led by Nitta Yoshisada...

 below. Although it is generally accepted that Nitta commanded his army from the Hachikokuyama

Hachikokuyama

Hachikokuyama is a ridge and park in Higashimurayama, Tokyo and Tokorozawa, Saitama. Its name translates literally into English as "Eight Country Mountain" since in times past, one could view eight surrounding "countries" or regions from its top....

ridge, it is not clear why this location is known as "Shōgun Tsuka" since Nitta was never elevated to the rank of Shōgun.