Navel Navel The navel (clinically known as the umbilicus, colloquially known as the belly button, or tummy button) is a protruding, flat, or hollowed area on the abdomen at the attachment site of the umbilical cord. All placental mammals have a navel. The umbilicus is used to visually separate the abdomen into quadrants. The umbilicus is a prominent scar on the abdomen, with its position being relatively consistent among humans. The skin around the waist at the level of the umbilicus is supplied by the tenth thoracic spinal nerve (T10 dermatome). The umbilicus itself typically lies at a vertical level corresponding
Cultural views on the navel face, using paint, special costumes, and props. Many variations of the dance have been developed, leading to competitions among dancers, who compete for prizes in various categories. A similar type festival is held at Shibukawa, north of Tokyo. The idea was formed based on the location of Shibukawa, which is also referred to as the "Belly Button of Japan". The festival is based on a traditional Japanese form of entertainment where revelers paint a face on their torsos and stomachs to appear as a head. A "kimono" is wrapped around the waist, and the person's real head is hidden by