Nobunao Kumagai

Nobunao Kumagai is vassal of Mōri Clan

Chikai no Sanshi
He was originally a vassal of Takeda Motoshige. After his father and his master died in a battle with Motonari in 1517, he led the soldiers hoping to fight against Motonari for his revenge but Motonari didn't want to fight, therefore convince Kumagai himself. When Kumagai was convince by Motonari, therefore saw that the situation in the Aki province began to change for the worse. Kumagai decided to surrender Motonari. He later became a father-in-law of Kikkawa Motoharu and helping Terumoto defending the territory after Motonari died

Historical Information
He is descended from Kumagai Naozane and is the son of Kumagai Motonao. After his father died in a Battle of Arita-Nakaide, he also served Mōri. Later, he gave his daughter Shinjō to Motoharu's wife and Shinjō gave birth Kikkawa Hiroie. His son is Kumagai Takanao got involved with Kobayakawa Takakage in attack Ōuchi Yoshinaga