Moroha once had a master named Yawaragi, who was keeping a life-threatening secret. In order to resolve the secret and protect her pupil, Yawaragi made an agreement with Jyubei.
"Double-Edged Moroha"
موروها 
ذات حدّين
„Morohas Klinge“.
"Moroha de doble filo".
"Moroha de doble filo".
La Lame de Moroha.
"La spada di Moroha".
Os Dois Lados da Moroha
«Клинок Морохи».