皮弁 is read as ひべん (hiben) and means skin flap.
ひべん
hiben
ひふべん
flap
ひかそしき
hypodermis
ひかちゅうしゃ
hypodermic injection
とうべん
response
はなびら
(flower) petal
えきべん
boxed lunch bought at a station (often a local specialty)
だいべん
acting for (someone else)
ごうべん
gamopetalous
べん
petal
かべん
かんべん
pardon
ゆうべん
eloquence