Drawn in the 5 : 3 form given in the law. The law does not give color codes, so we chose the colors in the drawing.
Ranks are among the 193 UN member states, from most people and from largest area.
The flag of Luxembourg is set by the 1972 law on national emblems: three horizontal stripes of equal width, red, white and blue from the top.
The ratio of length to height is set as either 5 to 3 or 2 to 1.
In 2025 the population is about 680,500, the 162nd most people of the 193 UN member states. That is about 1/180 of Japan’s (about 123 million).
The area is 2,586 km², the 165th largest of the 193. That is about 1/150 of Japan’s area.
If we work out the number of people per square kilometer (population density), it is about 263.
Luxembourg joined the United Nations on October 24, 1945.
It was a member before Japan joined in 1956.
26 other countries joined on the same day.
There is no single right answer. Talking it over with someone at home is a good way to learn.