:''This is about a member of the Fukōzu-Matsudaira. For others of the same name, see Matsudaira Ietada.'' , also known as Tomomo no Suke was a Japanese

samurai The samurai () were members of the warrior class in Japan. They were originally provincial warriors who came from wealthy landowning families who could afford to train their men to be mounted archers. In the 8th century AD, the imperial court d ...

of the

Sengoku period The was the period in History of Japan, Japanese history in which civil wars and social upheavals took place almost continuously in the 15th and 16th centuries. The Kyōtoku incident (1454), Ōnin War (1467), or (1493) are generally chosen as th ...

. Nussbaum, Louis-Frédéric. (2005)
"Matsudaira Ietada"
in ''Japan Encyclopedia'', p. 616. He was the adoptive father of Matsudaira Tadayoshi, the fourth son of

Tokugawa Ieyasu Tokugawa Ieyasu (born Matsudaira Takechiyo; 31 January 1543 – 1 June 1616) was the founder and first ''shōgun'' of the Tokugawa shogunate of Japan, which ruled from 1603 until the Meiji Restoration in 1868. He was the third of the three "Gr ...

Biography

Ietada was the fourth son of

Matsudaira Koretada The was a Japanese samurai clan that descended from the Minamoto clan. It originated in and took its name from Matsudaira village, in Mikawa Province (modern-day Aichi Prefecture). During the Sengoku period, the chieftain of the main line of the ...

, who was the head of the Fukōzu branch of the Matsudaira clan. Ietada served his brother

from a young age. In 1572, he fought at the

Battle of Mikatagahara The took place during the Sengoku period of Japan between Takeda Shingen and Tokugawa Ieyasu in Hamamatsu, Mikatagahara, Tōtōmi Province on 25 January 1573. Shingen attacked Ieyasu at the plain of Mikatagahara north of Hamamatsu during hi ...

. He fought in many of Ieyasu's campaigns, including against

Takeda Katsuyori was a Japanese ''daimyō'' (military lord) of the Sengoku period, who was famed as the head of the Takeda clan and the successor to the legendary warlord Takeda Shingen. He was son-in-law of Hojo Ujiyasu, ''daimyō'' of Hojo clan. Early life H ...

in the

Battle of Nagashino The was a famous battle in History of Japan, Japanese history, fought in 1575 at Nagashino Castle, Nagashino in Mikawa Province (present-day Nagashino, Shinshiro, Aichi Prefecture). The allied forces of Oda Nobunaga and Tokugawa Ieyasu (38,000) ...

1575. and took part in the

Siege of Takatenjin (1581) The second siege of Takatenjin came only six years after Takeda Katsuyori took the fortress. This second siege lasted from 1580 until 22 March 1581, the siege ended within four months and ended with the deaths of 680 of Okabe Motonobu's garri ...

against

Okabe Motonobu , also known as Naganori, was a Japanese samurai of the Sengoku period, in the service of the Imagawa clan. The second son of Okabe Chikatsuna, he became a senior retainer of the Imagawa, following in his father's footsteps. In 1560, after his ...

. In 1590, after Siege of Odawara, Ietada was granted

Oshi Domain was a Han (Japan), feudal domain under the Tokugawa shogunate of Edo period Japan, located in Musashi Province (modern-day Saitama Prefecture), Japan. It was centered on Oshi Castle in what is now part of the city of Gyōda, Saitama. History Osh ...

(100,000 ''

koku The is a Chinese-based Japanese unit of volume. One koku is equivalent to 10 or approximately , or about of rice. It converts, in turn, to 100 shō and 1,000 gō. One ''gō'' is the traditional volume of a single serving of rice (before co ...

'') in

Musashi Province was a Provinces of Japan, province of Japan, which today comprises Tokyo, Tokyo Metropolis, most of Saitama Prefecture and part of Kanagawa Prefecture. It was sometimes called . The province encompassed Kawasaki, Kanagawa, Kawasaki and Yokohama. ...

. He was transferred to Kashira Domain in 1592 and to Omigawa Domain in 1594. In 1599, he was given command of

Fushimi Castle , also known as or Fushimi-Momoyama Castle, is a Japanese castle located in Fushimi-ku, Kyoto, Fushimi Ward, Kyoto. Fushimi Castle was constructed from 1592 to 1594 by Toyotomi Hideyoshi at the end of the Sengoku period as his retirement residen ...

near Kyoto. He was killed fighting against

Ishida Mitsunari was a Japanese samurai and military commander of the late Sengoku period of Japan. He is probably best remembered as the commander of the Western army in the Battle of Sekigahara following the Azuchi–Momoyama period of the 16th century. He ...

at the

siege of Fushimi The siege of Fushimi was a crucial battle in the series leading up to the decisive Battle of Sekigahara which ended Japan's Sengoku period. Fushimi Castle was defended by a force loyal to Tokugawa Ieyasu's Eastern army, led by Torii Mototada. Kn ...

in 1600.

Legacy

Ietada is known for his journal, , which he kept for the 17 year interval between 1575 and August 1594.Kodansha. (1983). "Matsudaira Ietada" in ''Kodansha Encyclopedia of Japan,'' Vol. 5, p. 131; excerpt, "Ietada's diary, ''Ietada nikki'', is a valuable historical source for the years 1577-94.}

References

Daimyo 16th-century Japanese writers Japanese diarists Fukōzu-Matsudaira clan 1555 births 1600 deaths Japanese warriors killed in battle 16th-century diarists {{Daimyo-stub