an umibōzu, a type of round-headed sea monster

tradition / legend / folklore

symbol

symbolize

dreadful; frightening

frightening; scary / frightened; scared; afraid

fear

Alternative form of 恐れ

a sea, an ocean / a lake / (figuratively) an object covering over a large area, as in 血の海 (chi no umi, “pool of blood”) or 火の海 (hi no umi, “sea of fire”)

urban myth; urban legend