As May 5 is a national holiday and in the middle of the Golden Week holidays (early-May holiday season in Japan), the day is usually celebrated by members of the clan more so than the Dolls' Festival (March 3, a sekku for girls).
5月5日が祝日であり、さらに前後に祝日を伴う大型連休期間中にあるため、雛祭り以上に親族総出で祝われる。