Sitonai
Sitonai (Ainu: シトナイ) is a mythical Ainu heroine, known for a legend of slaying a giant snake of Akaiwa mountain (located northwest to Otaru). == Synopsis == In a cave in Akaiwa mountain there lived a giant serpent (the height of the body was seven or eight go (22.3 meters), and the thickness of the body was about the size of a four-toed barrel) that demanded the sacrifice of maidens from the village below, once a year on the 15th day of the eighth month.