Haneda Airport's Butter Sweets Frenzy: Why Tourists Are Flying to Japan Just for "Butter no Itoko"
A butter confection sold only at Tokyo's Haneda Airport has sparked a souvenir frenzy among international tourists. Born from repurposing skim milk that would otherwise go to waste, "Butter no Itoko" has some flying to Japan just for a taste. We explore how Japan's limited-edition treats and omiyage culture create demand worldwide.