The precincts of Futamiokitama Shrine.The deity is Watatsumi Okami, the guardian deity of the sea.Every year, on May XNUMXth of the lunar calendar, a memorial service for tsunami disasters and a prayer for maritime safety are held in conjunction with the annual festival of Ryugusha.
Gochusei is an event in which the parishioners help each other and pass on the lessons learned from overcoming the water accident in the event of a catastrophic disaster in which many private houses were washed away by the large tidal bore that struck this region in 1792.For Shinsen, "cucumber (vegetables)", "eggplant (same)", and "mill (seaweed)" are combined with the words "(tsunami) suddenly, don't look, don't wait" so that children and adults can understand. "Matsuna (beach plant)" is placed on a wooden boat and offered to the sea.