noun, noun or participle which takes 'suru'
increase in the average age of childbirth; delayed childbearing trend
Demographic term referring to the societal trend of women giving birth at older ages. Often used in discussions of low birth rates and social policy.
晩産化が進むと、出生率の低下につながる可能性がある。
As delayed childbearing advances, it may lead to a decline in the birth rate.
In Japan, the trend toward later childbirth is pronounced.