Tsushima Province
Tsushima Province (対馬国, Tsushima no Kuni; Japanese pronunciation: [tsɯ̥ꜜ.ɕi.ma (no kɯ.ɲi), tsɯ̥.ɕiꜜ-]) was an old province of Japan on Tsushima Island which occupied the area corresponding to modern-day Tsushima, Nagasaki. It was sometimes called Taishū (対州) .