The weak point of this book is that it's less than persuasive when the married author recommends not being married.
少子化からの脱却には、非婚マザーの増大が必須なのに、日本の世論はなぜかこの議論を避けている。
Although an increase of unmarried mothers is needed in order to escape the declining birth rate for some reason public opinion in Japan is avoiding this argument.