The article discusses the social trend in Japan where individuals at the age of 45, often termed as the start of a 'glacial period', find themselves too preoccupied with other aspects of life to consider marriage. Aging with broader responsibilities, many Japanese individuals are choosing career stability and personal space over matrimonial alliances. As a consequence, Japan is witnessing a significant shift in its societal norms and family structures.

In Japan, the topic is of great significance as the nation's fertility rate continues to fall, leading to an aging population and potential future issues related to workforce and social care. Traditionally, marriage and family are considered fundamental to Japanese society, but increasing work pressures and lifestyle choices have gradually changed this perception.

In the US and EU, such issues are tackled differently. Singlehood and later-in-life marriages are more accepted. There is an established support system for single, older individuals, and societal norms are more flexible about marriage and family structures.