Its important to know that China is one of Japan's closest neighbors because they have similar backgrounds and much of which comes from Japan came from China at some point in time.
Most Egyptologists will tell you that there is no Egyptian flood myth. Certainly, there is no equivalent to the world-destroying deluge tales found in some other cultures. Part of the reason for this is that the annual Nile inundation was viewed as essential to agricultural success and the fertility of the land.
The closest we come to a flood myth is a mid second millennium BCE composition
Lyndon B. Johnson succeeded president kennedy
Germany invaded Poland and that was the start of WWII