open sea / offing / open

open sea

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”)

mainly, primarily

Alternative spelling of 御主 (“you”)

the Lord

head of the family / master, mistress / one's husband / proprietor, landlord

lord, master / main, principal

an organism; a life form

(ecology) habitat