The Suganuma were a [[Mikawa province|Mikawa]] family that nominally served the [[Imagawa clan|Imagawa]] before transferring their loyalties to the [[Tokugawa clan|Tokugawa]] after [[1560]]. Sadamitsu served [[Tokugawa Ieyasu|Ieyasu]] at [[Battle of Anegawa|Anegawa]] and [[Battle of Nagashino|Nagashino]]. In [[1601]] he received a 20,000-koku fife in [[Ise province|Ise]] (Nagashima).
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The Suganuma were a [[Mikawa province|Mikawa]] family that nominally served the [[Imagawa clan|Imagawa]] before transferring their loyalties to the [[Tokugawa clan|Tokugawa]] after [[1560]]. Sadamitsu served [[Tokugawa Ieyasu|Ieyasu]] at [[Battle of Anegawa|Anegawa]] and [[Battle of Nagashino|Nagashino]]. In [[1601]] he received a 20,000-koku fief in [[Ise province|Ise]] (Nagashima).