In Japan, there is a custom to celebrate on March 3 as a girl 's festival every year.
Of course, depending on the area, we may celebrate the Hina Doll Festival on April 3,or March 3 of Lunar calendar.
Even my parents' house was not March 3, it was a custom to celebrate the "Hina Doll Festival" on April 3.
On the link page below, the explanation about "Hina Matsuri" is posted.
Please read.