was a Japanese ''

daimyō were powerful Japanese magnates, feudal lords who, from the 10th century to the early Meiji period in the middle 19th century, ruled most of Japan from their vast, hereditary land holdings. They were subordinate to the shogun and nominal ...

'' of the

Sengoku period The was a period in History of Japan, Japanese history of near-constant civil war and social upheaval from 1467 to 1615. The Sengoku period was initiated by the Ōnin War in 1467 which collapsed the Feudalism, feudal system of Japan under the ...

. "Date Terumune" at ''The Japan Biographical Encyclopedia & Who's Who'', Issue 3 (1964), p. 121
Harumune was the fifteenth head of the

Date Clan The is a Japanese samurai kin group. Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon''; Papinot, (2003)"Date", ''Nobiliare du Japon'', p. 5 retrieved 2013-5-5. History The Date family was founded ...

. He was the father of the sixteenth head,

Date Terumune was a Japanese samurai clan leader of the Sengoku period. Turnbull, Stephen. (2012) ''Samurai Commanders: 1577-1638,'' Vol, 2, p. 52 He had close relationship with Oda Nobunaga, one of the leading figures of the period. Terumune was the father o ...

, and the grandfather of the famous seventeenth head of the Date Clan and founder of the Sendai Clan as well as Sendai City in Miyagi Prefecture, Date Masamune.

Biography

A son of

Date Tanemune was a Japanese samurai warrior and Date clan leader during the Sengoku period. Biography He was born as the eldest son of Date Hisamune. His childhood name was Jiro (次郎). At the death of his father, he became ''daimyō'' of Mutsu Provinc ...

, the fourteenth hereditary head of the

in Mutsu Province. Harumune's childhood name was Jiro (次郎). Harumune was intended to become head of the clan upon his father's death. However, Tanemune's method of consolidating power through the political marriages of his children led to the

Tenbun War , also known as Tenmon, was a after '' Kyōroku'' and before '' Kōji''. This period spanned from July 1532 through October 1555. The reigning emperor was . Change of era * 1532 : At the request of Ashikaga Yoshiharu, the 12th ''shōgun'' of the ...

(天分の乱), a revolt led by Harumune. At first, Tanemune had the advantage but Harumune ultimately succeeded his father as leader of the clan. Harumune then moved to

Yonezawa Yonezawa City Hall is a city in Yamagata Prefecture, Japan. , the city had an estimated population of 81,707 in 33,278 households, and a population density of 150 persons per km2. The total area of the city is . Yonezawa is most famous for ...

and worked to settle the aftermath of the war. As a special honor,

Ashikaga Yoshiharu was the twelfth ''shōgun'' of the Ashikaga shogunate from 1521 through 1546 during the late Muromachi period of Japan.Ackroyd, Joyce. (1982). ''Lessons from History: The Tokushi Yoron'', p. 332. He was the son of the eleventh ''shōgun'' Ash ...

gave permission for Harumune to use one ideograph (''haru-'') of his name. Brinkley, Frank. (1915)
''A History of the Japanese People from the Earliest Times to the End of the Meiji Era'', p. 471
Additionally, the

Ashikaga shogunate The , also known as the , was the feudal military government of Japan during the Muromachi period from 1336 to 1573.Nussbaum, Louis-Frédéric. (2005)"''Muromachi-jidai''"in ''Japan Encyclopedia'', p. 669. The Ashikaga shogunate was establi ...

gave Harumune power and responsibilities as ''

tendai , also known as the Tendai Lotus School (天台法華宗 ''Tendai hokke shū,'' sometimes just "''hokke shū''") is a Mahāyāna Buddhist tradition (with significant esoteric elements) officially established in Japan in 806 by the Japanese m ...

'' of Mutsu.

Family

* Father:

* Mother: Teishin'in * Wife: Kubohime (1521–1594) * Children: ** Iwaki Chikataka (d. 1594) by Kubohime ** Onamihime (1541–1602) married Nikaido Moriyoshi by Kubohime **

by Kubohime ** daughter married Date Sanemoto (brother of Harumune) by Kubohime ** daughter married Koyanagawa Morimune by Kubohime ** daughter married

Satake Yoshishige was a Japanese ''daimyō'' of the Sengoku period. He was the 18th generation head of the Satake clan. He was renowned for his ferocity in battle; he was also known by the nickname of . Biography Yoshishige (whose rank was Hitachi no suke) was t ...

by Kubohime ** Rusu Masakage by Kubohime **

Ishikawa Akimitsu , also known as Jirō (次郎) or by his court title, Yamato no Kami (大和守), was a Japanese samurai of the Sengoku period through early Edo period. He served the Date clan of Sendai han during the tenure of its lord Masamune. Akimitsu was bo ...

by Kubohime ** Hikohime married Ashina Morioki later married

Ashina Moritaka Ashina may refer to: *Ashina tribe, a ruling dynasty of the Turkic Khaganate *Ashina clan (Japan),_one_of_the_Japanese_clans *Ashina_District,_Hiroshima.html" ;"title="DF 7 of 80; retrieved 2013-5- ..., one of the Japanese clans *Ashina District, Hi ...

by Kubohime **

Kokubu Morishige was a Japanese samurai of the Sengoku through early Edo period. He was a fifth son of Date Harumune. Morishige, also known by his court title '' Noto no Kami'' 能登守, was the uncle of Date Masamune. He was also the last lord of Matsumori Cas ...

by Kubohime ** Sugime Naomune (d. 1584) by Kubohime

Retainers

References

Daimyo 1519 births 1578 deaths Date clan People from Sendai {{daimyo-stub