Japanese edit

Kanji in this term
こう
Grade: 1
かく
Grade: 2

Grade: 1
せい
Grade: 5
きん
Grade: 6
kan’on
 口角下制筋 on Japanese Wikipedia

Etymology edit

口角 (mouth corner) +‎ 下制筋 (depressor), calque of New Latin dēpressor angulī ōris

Noun edit

(こう)(かく)()(せい)(きん) (kōkaku kaseikin

  1. a depressor anguli oris
    Antonym: 口角挙筋 (kōkaku kyokin)