was a Japanese ''

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

'' of the

Edo period The or is the period between 1603 and 1867 in the history of Japan, when Japan was under the rule of the Tokugawa shogunate and the country's 300 regional '' daimyo''. Emerging from the chaos of the Sengoku period, the Edo period was characteriz ...

who served the

Tokugawa clan The is a Japanese dynasty that was formerly a powerful ''daimyō'' family. They nominally descended from Emperor Seiwa (850–880) and were a branch of the Minamoto clan (Seiwa Genji) through the Matsudaira clan. The early history of this clan r ...

. He was also known as Ii Naotsugu. His childhood name was Manchiyo (万千代). Naokatsu succeeded to family headship following his father's death in 1602. Under

Tokugawa Ieyasu was the founder and first ''shōgun'' of the Tokugawa Shogunate of Japan, which ruled Japan from 1603 until the Meiji Restoration in 1868. He was one of the three "Great Unifiers" of Japan, along with his former lord Oda Nobunaga and fellow ...

's orders, Naokatsu completed construction of

Hikone Castle is a Japanese Edo-period Japanese castle located in the city of Hikone, Shiga Prefecture, Japan It is considered the most significant historical building in Shiga. The site has been protected as a National Historic Site since 1951. Hikone is ...

in 1606, and then moved there from

Sawayama Castle was a castle in the city of Hikone, Shiga Prefecture, Japan. This castle was an important military stronghold of Ōmi Province. The Azai clan held this castle in the Sengoku Period. Niwa Nagahide held it after the ruin of the Azai clan and la ...

when it was largely completed. In 1614, as Naokatsu was ill, he sent his brother Naotaka to fight in the

Siege of Osaka The was a series of battles undertaken by the Japanese Tokugawa shogunate against the Toyotomi clan, and ending in that clan's destruction. Divided into two stages (winter campaign and summer campaign), and lasting from 1614 to 1615, the siege ...

; Naokatsu himself was assigned to Annaka, where he undertook security duty in the Kantō region. After the siege of Osaka, Tokugawa Ieyasu rewarded Naokatsu's younger brother Naotaka with the Ii family headship, and allowed Naokatsu to form a branch family with holdings at the fief of

Annaka 240px, Edo-period Usui Magistrate’s office in Annaka is a city located in Gunma Prefecture, Japan. , the city had an estimated population of 47,911 in 24,749 households, and a population density of 210 persons per km². The total area of the ...

Kōzuke Province was a province of Japan in the area of Japan that is today Gunma Prefecture. Kōzuke bordered by Echigo, Shinano, Musashi and Shimotsuke Provinces. Its abbreviated form name was . Under the ''Engishiki'' classification system, Kōzuke was ran ...

, worth 30,000 ''koku''. Naokatsu retired in 1632, yielding headship to his son Naoyoshi. He died in

Ōmi Province was a province of Japan, which today comprises Shiga Prefecture. It was one of the provinces that made up the Tōsandō circuit. Its nickname is . Under the ''Engishiki'' classification system, Ōmi was ranked as one of the 13 "great countrie ...

in 1662. His descendants were moved around several times before having their holdings settle at

Itoigawa is a city located in Niigata Prefecture, Japan. , the city had an estimated population of 41,333, and a population density of 55 persons per km2. The total area of the city is . Geography Itoigawa is located in the far southwestern corner of ...

, in

Echigo Province was an old province in north-central Japan, on the shores of the Sea of Japan. It bordered on Uzen, Iwashiro, Kōzuke, Shinano, and Etchū Provinces. Nussbaum, Louis-Frédéric. (2005). "''Echigo''" in . It corresponds today to Niigata ...

Family

* Father:

Ii Naomasa was a general under the Sengoku period ''daimyō'', and later ''shōgun'', Tokugawa Ieyasu.Tobai-in was a Japanese woman of the late Azuchi–Momoyama through early Edo periods. Tobai-in was known for her beauty and intelligence. She was the daughter of Matsudaira Yasuchika. Her half-brother was Matsudaira Yasushige. In 1582 she was adopted by ...

* Wives: **

Torii Tadamasa was a Japanese Samurai and Daimyo of the Edo period, who served Tokugawa Shogunate. He was a son of Torii Mototada, a retainer of Tokugawa Ieyasu. In 1603, following the Battle of Sekigahara, he become the first lord (''daimyō'') of Iwakitair ...

’s daughter ** Nakazima Shinzaemon's daughter * Children: **

Ii Naoyoshi was a Japanese samurai of the Sengoku period who served the Imagawa clan. He was the son of Ii Naohira. Life Ii was loyal to Tōtōmi, but he and his father served the ''daimyō'' Imagawa Yoshimoto was a pre-eminent ''daimyō'' (feudal lor ...

by Nakazima Shinzaemon's daughter ** daughter married Ii Naoshige

Title

, -

References

"Annaka-han" on ''Edo 300 HTML''
(6 July 2008) *Naramoto Tatsuya (1992). ''Nihon no kassen: Monoshiri jiten''. (Tokyo:Shufu-to-seikatsusha). 1590 births 1662 deaths Fudai daimyo Ii clan {{daimyo-stub