noun
Tsushima Province
Historical term for the former province located on Tsushima Island, now part of Nagasaki Prefecture.
対馬はかつて対馬国と呼ばれる令制国だった。
Tsushima was once a province called Tsushima Province under the Ritsuryō system.
noun
Tsushima Island
Refers to the island itself, located between Kyushu and the Korean Peninsula.
対馬は九州と朝鮮半島の間に位置する島です。
Tsushima is an island located between Kyushu and the Korean Peninsula.
The name is of ancient origin; the exact derivation is uncertain.