On the one hand, the sales of boys' magazines and girls' magazines have been decreasing as a result of the increasing number of children who are not interested in or do not read comics due to the aliterates in earlier age group and other entertainments such as portable game machines and mobile phones and the low birthrate, then the number of defunct magazines is increasing.
一方で、低年齢層における活字離れや携帯ゲーム機・携帯電話の普及など、ほかの娯楽が増えたことで漫画に興味を持たない・読まない子供が増え、さらに少子化の影響もあってか少年誌・少女誌の売り上げは減少してきており、休刊・廃刊するものも増えている。