(died March 1567) was a Japanese samurai of the Sengoku period. Motoyasu was the son of Akagawa Fusanobu, the former head of the Akagawa clan. Motoyasu became the head of the Akagawa clan following the death in battle of his older brother, Akagawa Narihide. He also became one of the 18 generals of the Mori Clan, and was a close adviser to MÃ Âri Takamoto, the head of the MÃ Âri clan.
Motoyasu was imprisoned in his home under suspicion of the sudden death of Mà Âri Takamoto. He was later forced to commit suicide with his adopted son Akagawa Matasaburà  in 1567. The heir to the Akagawa clan was named Akagawa Nobuyuki, Motoyasu's nephew. Motoyasu was also known by his court title .