was a Japanese samurai warrior of the Sengoku period. He was known as one of the "Twenty-Four Generals of Takeda Shingen".
Moritomo was the son-in-law of the famed Takeda retainer Yamagata Masakage. Moritomo served Takeda clan during the Battle of Mikatagahara in 1572, and died at the Battle of Nagashino in 1575.