Oyamamori no miko (大山守皇子)

Oyamamori no miko (earlier than 257 - March 31, 310) was the first prince of Emperor Ojin. His mother was Takakinoirihime.

After Emperor Ojin passed away, he plotted to succeed the Imperial Throne, and with hundreds of soldiers, he raised an army against Iratsuko UJINOWAKI and Osasagi no miko (the later Emperor Nintoku) who were strong candidates for the succession, but when he was crossing the Yodo-gawa River on a ship, he drowned because Iratsuko UJINOWAKI who heard the story from Osasagi no miko that suspected Oyamamori no miko's plan, disguised himself as a ferryman and purposely capsized the ship.