SAMA HOOLE: After the war, American occupation brought food scarcity. They survived on sweet potatoes because that's what was available. This wasn't a choice. It was famine rations. Post-war records show Okinawans had the shortest lifespans in Japan during this period. They were malnourished.

Okinawa is the crown jewel of Blue Zones propaganda.

Centenarians eating sweet potatoes and tofu, living to 100 with perfect health, proof that plants grant immortality.

Except:

Before World War 2, Okinawans ate primarily pork. Every part of it. It was the center of their… pic.twitter.com/r9hJ4CMIRV

— Sama Hoole (@SamaHoole) November 13, 2025