Aflac Incorporated, through its subsidiaries, provides voluntary supplemental health and life insurance products. It operates through two segments, Aflac Japan and Aflac U.S. The Aflac Japan segment offers voluntary supplemental insurance products, including cancer plans, general medical indemnity plans, medical/sickness riders, care plans, living benefit life plans, ordinary life insurance plans, and annuities in Japan.

The Aflac U.S. segment provides products designed to protect individuals from depletion of assets comprising accident, cancer, critical illness/care, hospital indemnity, fixed-benefit dental, and vision care plans; and loss-of-income products, such as life and short-term disability plans in the United States. The company sells its products through sales associates and brokers, independent corporate agencies, individual agencies, and affiliated corporate agencies. Aflac Incorporated was founded in 1955 and is headquartered in Columbus, Georgia.