Shigenobu's wife in question was a daughter of Yasumichi ISHIKAWA but married to the clan as an adopted daughter of Tadachika, and incurred the wrath of Ieyasu.
重信の正室は石川康通の娘で、忠隣の養女として嫁いだのだが、これが家康の怒りに触れてしまったのである。