Kodomo no Hi Amy Lanese Kodomo no Hi wa nani desu ka? Kodomo no Hi is celebrated on May 5th and is a festival for children.It celebrates childrens happiness and growth. Families raise carp shaped flags called Koinobori which blow through the wind. The koinobori are carp shaped, because carp can swim up waterfalls. They represent strength and success. Besides koinobori, samurai dolls, hats, and armor are also out for display to show masculinity. Iris leaves are also an important symbol of this holiday, since the leaf looks like a sword. These leaves are used to decorate dolls. Children may also take a Shobuyu, which is a bath with floating iris leaves, which symbolizes the child will be strong. Food On kodomo no hi, they eat chimaki, which is a sweet rice dumpling wrapped in iris or bamboo leaves. They also eat kashiwamochi which are rice cakes containing sweet bean paste wrapped in oak leaves. Kodomo no Hi Facts Kodomo no Hi used to be called Tango no Sekku, or Boys day. It was not until 1948 it got renamed to Kodomo no Hi. Tango no Sekku is a national holiday, but Hinamatsuri (Girls day) is not, which is why they renamed it Kodomo no Hi. The End!!!