生涯未婚率の推移 / Ratio of people who have never married before 50-year old in Japan

朝日新聞社Yahoo!ニュースの共同企画:連載「平成家族」(1)

news.yahoo.co.jp

f:id:Ta_Howait:20180405162318j:plain
Ratio of people who have never married before 50-year old in Japan (quoted from the linked page)

我希望中国作为他山之石。