Ageing population poses a set of complex policy and dilemmas for social security systems, intensifying the concerns about rising expenditures in health care and long-term care for elderly. In this context, ageing societies has many valuable lessons to learn by studying Japan's experience dealing with its hyper-aged society and particularly from its strategies to ensure the financial sustainability of the Long-Term Care Insurance (LTCI) system.

Based on an exhaustive literature review, and the results from six original researches on long-term care expenditures in Japan (LTCE)...