Aflac Inc. provides supplemental health insurance and life insurance in the United States and Japan. Beyond its well-known cancer insurance policies, the company has expanded its product portfolio to include accident, dental and vision, disability, and long-term care insurance. Aflac distributes its products through independent agents, with most policies sold directly to consumers at the workplace, while also engaging customers outside the worksite through digital channels. The company operates through two reportable business segments: Aflac Japan, its largest revenue contributor, and Aflac U.S.