Yaegaki shrine's Omikuji is quite unique. It is a flat piece of paper not folded. You buy the Omikuji and bring it to Kagaminoike pond in the forest near the shrine. Then put the Omikuji with a coin on the surface of the pond. At the same time putting the Omikuji, fortune message appears on it. It's said that the sooner the Omikuji sinks in the pond, the sooner you will marry.
Omikuji is a traditional form of Japanese fortune telling in which a person's fortune is written on piece of folded paper and is typically sold at Shinto Shrines.