Funayūrei.
船幽霊(Funayūrei)
— Boat Spirits
Funayūrei are the ghosts of those who died at sea, feared by sailors as phantom crews, ghost ships, and waterlogged dead who demand a ladle, flood the deck, and pull the living down into the dark with them.
§Appearance
Funayūrei (船幽霊, ふなゆうれい) are maritime ghosts rather than one fixed body type. Some appear as drowned sailors in white funerary robes, some as whole ghost ships drifting through fog, and others as eerie lights on the water that gradually take human form. In certain traditions they rise as enormous sea phantoms that resemble umibōzu, blurring the line between ghost and monster.
Their visual identity is bound to weather and distance. They belong to storm nights, moonless or full-moon seas, thick fog, and the disorienting glow of water at night, where shapes arrive before they can be named.
§Interactions
Funayūrei attack boats by confusion, panic, and flooding. The most famous pattern begins with a plea for a ladle, bucket, or bailer. If the crew hands over an ordinary one, the ghost uses it to pour seawater into the vessel until it sinks. Sailors answer by carrying a hishaku with its bottom knocked out, rendering the spirit's demand useless.
Other legends describe ghost crews drawing alongside the living, phantom ships that lure sailors into turning onto rocks, and wandering lights that mislead boats in darkness. Offerings of rice, food, incense, ashes, or prayers may placate them in some districts, but in many tales the only real safety lies in quick thinking and knowledge of local custom.