The white background of the Japan flag is representative of honesty and purity.
land of the rising sun
The white on the USA flag means independence
The white flag is traditionally considered a signal of surrender.
The white on the American flag means peace.
The colors of the Japanese national flag are red and white. It consists of a large red circle centered on a rectangular white flag, representing the Rising Sun. Earlier versions of the flag (including the World war II military flags) contained red "rays" emanating from a red circle.
White
White means courage.
Do you mean red white and green? If so it's the Spanish flag, but a red white and red flag is the Austria flag.
White and red
The white means peace and honesty.
The white is for purity. Hope I helped!
Red sun rising on a white field, and white mean's peace in japan.