Prevention of Forgetting Shopping Items in Response to Shopping List Ambiguity

Shopping plays a critical role in daily life, and also it is a time-consuming activity. For the coming elder society in Japan, the elders who live alone have to go shopping by themselves and often forget to buy the target goods is in their shopping list. This forgetting is because the shopping list is often made with ambiguous expressions compared to the store registered product name. This research proposes a new shopping item forgetting prevention system that can detect the not buying item immediately after purchasing to dealing with the shopping list’s ambiguity.