Longevity today extends beyond lifespan to the realities of living a 100-year life, requiring individuals and societies to rethink purpose, productivity, and long-term well-being. It involves ensuring that older adults remain active, meaningful contributors rather than passive dependents. Chikicha examines the structural, behavioral, and social frameworks that support purpose-driven aging and sustained participation across life stages. This includes building communities and systems that foster intergenerational connection, belonging, and resilience.