Sumo wrestlers employ a variety of techniques to encourage crying, including bouncing the baby in their arms, making loud noises and funny or scary facial expressions, and chanting "Naki! Naki! Naki!" ("Cry! Cry! Cry!" in English).[5] In some versions of the festival, when neither baby has cried for a number of minutes, referees or judges donning traditional Japanese masks approach the babies and attempt to scare them.
Unrelated to the meat of the article, but
is an incredible fucking line. Neat Wiki article on it, too
Lmao