noun which may take the genitive case particle 'no'
premarital; prenuptial; before marriage
Used as a modifier with の to describe things occurring or existing before marriage, such as agreements, relationships, or pregnancy.
婚前契約を結ぶカップルが増えている。
More couples are signing prenuptial agreements.
婚前の貯金は個人の財産とみなされる。
Savings from before marriage are considered personal property.