The Bristol Channel, St Georges Channel & the Irish Sea.
The meaning of your question is unclear. Japan today, is surrounded by oceans and seas.
No, seas are bodies of saltwater that are connected to oceans and are typically surrounded by land on all sides. Continents are large landmasses that are also surrounded by water such as oceans and seas.
Seas are completely surrounded by land and oceans have no other boundaries besides their coastlines.
Not all seas are completely surround by land. There are three major types of seas which are hypersaline lakes, nearly enclosed seas and partly enclosed seas.
bjjghgh
boody hole
Yes, Europe is surrounded by seas and oceans.
Scandinavia
Surrounded by the coral and solman seas. Near the solman islands.
Antarctica is surrounded by the Southern Ocean.
Sea is a part of the ocean that is partially surrounded by land
Antarctica is a continent surrounded by the Southern Ocean.