Japan consists of a number of very large islands, all surrounded by oceans. Therefore, Japan has lengthy Coastlines.
An island
No its not at all an island. It's a landlocked country.
A country
No. It is a landlocked country in Africa.
Malawi is landlocked. Lake Malawi forms a large part of the country.
It's a landlocked country.
No, just the opposite, Jamaica is an Island in the Caribbean Sea.
Japan
It's not an island. It's a landlocked country to the north-west of China.
An island is surrounded by all sides with the oceans.
No. It is landlocked, though a large part of its border is along a lake.
None. Japan is an island.
Japan.