Katana is the nickname of a mysterious country, of which very little is known, not even its real name. Its chief exports include katanas and katana-wielding fighters, namely Genshu and Hazuki.
KoRnholio's comment: From now on, Yashuna will simply be called "Hot Springs", and nobody will remember the name Yashuna.
From now on, Yashuna will simply be called "Hot Springs", and nobody will remember the name Yashuna.