An unexpected reunion with the furry-eared ninja, Chiyome, leads to Arc learning more about the world he's found himself in.
and their name apparently means 
"those who endure," she said...
والاسم يعني "من يصبر" حسبما قالت
Das soll „erdulden“ heißen,
nicht wahr?
et que ça signifie
« ceux qui endurent ».
e il loro nome dovrebbe significare 
"coloro che attendono"...
e aparentemente significa
"aqueles que perseveram"...