: As families moved into smaller nuclear units in cities, the psychological distance between relatives decreased, making the idea of romantic involvement more socially "unthinkable."
Research on incest in Japan is limited, but studies suggest that it is not uncommon. A 2019 study published in the Journal of Family Violence found that approximately 1 in 100 Japanese adults reported experiencing incestuous abuse during their childhood. However, it's crucial to note that these numbers might be underestimated due to social stigma and underreporting.
: Japan faces a rapidly aging population and a low birth rate, leading to significant challenges for its social security system, workforce, and overall demographic balance. The government has been implementing policies to encourage childbirth and improve elderly care.