was a Japanese 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...

 of the Abe clan of Mikawa who served Tokugawa Ieyasu

Tokugawa Ieyasu

 was the founder and first shogun of the Tokugawa shogunate of Japan , which ruled from the Battle of Sekigahara  in 1600 until the Meiji Restoration in 1868. Ieyasu seized power in 1600, received appointment as shogun in 1603, abdicated from office in 1605, but...

. The son of Abe Masanobu, Masakatsu served Ieyasu from a young age, first accompanying him to Sunpu as a hostage. In 1590, Ieyasu gave him Ichihara in Izu Province

Izu Province

was a province of Japan in the area of Shizuoka Prefecture. Izu bordered on Sagami and Suruga Provinces. Its abbreviated form name was .The mainland portion of Izu Province, comprising the Izu Peninsula is today the eastern portion of Shizuoka Prefecture and the Izu Islands are now part of...

, and Hatogaya, in Musashi Province

Musashi Province

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

, which brought Masakatsu's income to 5,000 koku

Koku

The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...

. Masakatsu also received the honorary surname of Toyotomi from Toyotomi Hideyoshi

Toyotomi Hideyoshi

was a daimyo warrior, general and politician of the Sengoku period. He unified the political factions of Japan. He succeeded his former liege lord, Oda Nobunaga, and brought an end to the Sengoku period. The period of his rule is often called the Momoyama period, named after Hideyoshi's castle...

 in 1594. Masakatsu died at Osaka in 1600; his successor, Abe Masatsugu

Abe Masatsugu

was a daimyō in early Edo period, Japan.Abe Masatsugu was the eldest son of Abe Masakatsu, one of the hereditary retainers of Tokugawa Ieyasu. He was born in Mikawa Province. In 1600, on his father's death, he became head of the Abe clan, and inherited his father's 5,000 koku holding in Hatogaya,...

, received an increase in stipend, making his inherited landholding at Hatogaya a han

Han (Japan)

The or domain was the name of the estate belonging to a warrior in Japan after the 17th century. The fiefs of the daimyos of the samurai class of Japan during the Edo period were called han.-Edo period:...

.