This is the diagnosis underneath much of elder care, and most municipalities run early support teams that step in at the first signs. The instinct from abroad is to wait until it is undeniable; earlier contact means more options and a calmer parent. The support center connects you to these teams. Get a proper assessment rather than guessing, since the diagnosis shapes which services, housing, and legal tools come next.

Read more: Dementia care guide

Related terms

Getting help with this

See the full Japanese elder care glossary, or start with our long-term care insurance guide. If you would rather have someone handle the Japanese side, our care navigation service helps foreign families step by step, and you can contact us with your situation. Definitions are general orientation; rules vary by municipality (see our editorial policy).