Japan Castle Atlas

Matsudaira Sadafusa

松平定房

Became lord of the 30,000-koku Imabari domain in 1635, the first of the Matsudaira (Hisamatsu) lords, whose family ruled Imabari until the Meiji era.

Years: 1604–1676

Historical record

Story

In 1665 Sadafusa was appointed keeper of Edo Castle in the shogun's absence and given an extra 10,000 koku in the Kanto region, bringing the Imabari domain to 40,000 koku.

Connected castles

In-depth article

Imabari, Ehime

Imabari Castle

今治城

Todo Takatora built this castle right on the shore, and its broad moat is still filled with seawater.

Japan's 100 Fine Castles No. 79CastleSea

redlegsfan21CC BY-SA 2.0Wikimedia Commons

first Matsudaira (Hisamatsu) lord of ImabariRecord source: article

Sources

1
今治城について(今治市文化振興課)Checked: 2026-10-03
2
松平定房(補助資料・Wikipedia日本語版)Checked: 2026-10-03