In those days, one of the school songs of the Ministry of Education, a children's song 'Akatonbo' (red dragonfly) illustrates, it was common for school age children of today to take care of younger children all day long.
当時は文部省唱歌の「赤とんぼ童謡「赤とんぼ」」などに見られるように、現在で言えば義務教育期間に当たる子どもが、幼い子どもを背負うなどして一日じゅう面倒を見ていた。