お家騒動
was the eleventh "daimyō" of Toyama Domain. Toshitomo was born in Edo as the sixth son of Maeda Toshiyasu. He became "daimyō" on his father's retirement in 1846. He was only 12 years old at the time and was in poor health, so all governance was left in the hands of his parents and senior retainers. This led to a conflict between the retainers based in Edo and those remaining in Toyama, which erupted in an "O-Ie Sōdō" on his death in 1854 at the age of 20.