noun, noun which may take the genitive case particle 'no'
father's side (of the family)
Refers to the paternal line or relatives on the father's side. Often used with の to modify nouns, e.g., 父側の親戚 (relatives on the father's side).
父側の祖父母は九州に住んでいる。
My grandparents on my father's side live in Kyushu.
父側の家系には医者が多い。
There are many doctors in my father's side of the family.