A "hina" festival

Today is a "hina" festival in Japan.
"Hina" is doll's name.
A "hina" festival is a girl's festival.
The "hina" doll is decorated, and the girl's growth is celebrated.
This photo is "hina".
They are an old princes and princesses.
More a lot of dolls are decorated, too.
When the festival ends, we have to clear it soon.
Otherwise, it is said that the girl can't marry.
It is a superstition.