夷
えびす
brutish, unsophisticated warrior (esp. used by Kyoto samurai to refer to samurai from eastern Japan)
夷則 is read as いそく (isoku) and means (in China) 9th note of the ancient chromatic scale (approx. A sharp).
いそく
isoku
えびす
brutish, unsophisticated warrior (esp. used by Kyoto samurai to refer to samurai from eastern Japan)