sea of okhotsk, a marginal sea of the pacific ocean, gray political map

sea okhotsk sea kamchatka sakhalin russia asia japan kuril islands map siberia siberian russian shelikov gulf hokkaido bering vladivostok china north korea east east kuril pacific asian kamchatka peninsula marginal island ocean coast strait tartary sapporo kurile iturup kunashir urup country political mapping atlas cartography geography gray isolated vector