A historical novel by Ichiro Shiraishi about the life of Yoshitaka Kuki, commander of Oda's naval forces. It portrays his path from a local lord in Shima to a naval leader under Nobunaga amid sea battles and the turbulence of the Sengoku period.

The novel portrays the eventful life of Yoshitaka Kuki, a Sengoku warlord of the sea.