儀範 is read as ぎはん (gihan) and means precedent.
ぎはん
gihan
ぎしき
ceremony
ぎれい
(religious) observance
ぎ
ぎれいてき
formal
ぎてん
ぎしきよう
for ceremonial use
ぎしきてき
ceremonial
ぎしきしゅぎ
ritualism
ぎれいぶんかがっかい
Society for Ritual Culture
ぎひょう
(a) model
ぎれいてきむかんしん
civil inattention
ぎしきばる
to formalize