The Imperial couple not only worked hard in rearing their child, but also was anxious about various matters peculiar to the era (the leftist movement including demonstrations and student movements was most furious in the 1960s).
育児以外にも、時代の風潮（1960年代は、デモ・学生運動など左翼の全盛期であった）などもあり、妃ともども、苦労が多かった。