The Black Flood

The Black Flood(Kuro Flood) is an event that happened 12 years prior to the events of Kamen Rider Oceanic. It was the given name of to the event of the Creating of The Ocians 12 Years Ago.

It is said that it happened Sept 2,2004. Right after Kivan's 12th Birthday.

The Black Flood is a Flood that has Black Water covering and destroying buildings.