Ikeda Tsuneoki (1536-84) Grave located at Gifu Prefecture Ibi-bun Ikeda-cho.
Tsuneoki's father, Tsunetoshi served under Nobunaga's father, Oda Nobuhide. As for Tsuneoki, he was probably born near Arako Village in Owari in 1536. His mother Yotokuin, was Nobunaga's wet nurse. Tsuneoki was Nobunaga's half-brother and participated in battles such as Kayastu Ino, Ukino, and Okehazama. He was one of the original "Boys from Owari."