IBM Research Tokyo is addressing the challenges of aging and dementia in Japan through innovative eldercare initiatives, including a pilot project with Japan Post that utilizes technology for medicine reminders and social engagement. The research emphasizes the importance of active and self-sufficient lifestyles for the elderly, leveraging AI and conversational systems to monitor and support their needs. Additionally, the study highlights the societal impacts of dementia and the potential for early detection through assessing gait performance and cognitive patterns.