noun
sociology of law
Academic field studying the relationship between law and society, including how social factors influence legal systems and vice versa.
彼は大学で法社会学を専攻している。
He is majoring in sociology of law at university.
Compound of 法 (law) + 社会学 (sociology). A calque from Western academic terminology, likely from English 'sociology of law' or German 'Rechtssoziologie'.