Women need twice as many toilets as men, say public health experts
https://edition-m.cnn.com/2019/05/23/health/rsph-toilet-report-scli-intl-gbr/index.html?r=https%3A%2F%2Fedition.cnn.com%2F
Rather than lack of toilets, females tend to do additional things before or after pee or poo.
For example, making up and chatting on SNS
are common activities.
Though building more toilets are important, it will be more important to enlighten them to refrain from making up and chatting.