Philia Corporation, operated by CEO Naoyuki Koshikawa and based in Itabashi, Tokyo, conducted a survey of 500 men and women across Japan through its support website for revitalizing problematic real estate. The survey focused on concerns that respondents’ family homes may become vacant in the future. Details are available in the company’s column: https://philia-co.com/media/other/questionnaire-akiya/ Have you ever thought about what will happen to your family home after your parents no longer live there? As Japan’s vacant house problem becomes increasingly serious nationwide, many people are worried about the future of their family homes. This survey asked 500 respondents across Japan about their concerns regarding family homes potentially becoming vacant. Survey overview: respondents were men and women across Japan; the survey period was April 15-16, 2026; the survey was conducted in-house; responses were collected voluntarily online; and the number of valid responses was 500, consisting of 343 women and 157 men. The key findings show that 61.0% of respondents are concerned that their family home may become vacant in the future. The largest concerns are financial burdens and building deterioration, while many respondents also cited fears of structural collapse and security-related problems. When asked whether they were concerned about their family home becoming vacant, 61.0% answered “concerned” and 15.0% answered “somewhat concerned,” meaning a total of 76.0% expressed concern. Only 12.0% said they were not concerned. Philia Corporation stated that these figures align with the intensity of inquiries it receives on a daily basis. Recently, its vacant house consultation service was also featured in the industry newspaper Housing Shimpo, indicating a sharp rise in public interest. Among the 380 respondents who answered “concerned” or “somewhat concerned,” the top reasons were as follows. First, 64.5% cited concerns about maintenance costs and taxes. The company notes