As a coastal defense ship, her class is even smaller than destroyers, and as such, she is portrayed as an "elementary school student" character, even younger than the generally "middle school" appearances of the destroyers. She comes off as having a cool personality.
The seventh member of the class, she was transferred to Taiwan post-war as ROCS Lin An, serving until 1963. She is named after Tsushima Island at the Korea Strait between South Korea and Japan. The island is also known as Daemado (대마도) as Changwon City, South Korea lays claim to the island, but not South Korea itself.
