Pan Pacific International Holdings, the owner of discount chain Don Quijote, opened its first Robin Hood store, a new food-focused chain, in Aichi Prefecture on Friday. | JIJI Don Quijote parent Pan Pacific International Holdings has brought its discount model to groceries, opening the first store in a new food-focused chain as inflation squeezes Japanese households. The Robin Hood brand — whose name is a nod to the English folk hero who aided the poor — underscores the company’s focus on easing the burden of rising living costs. Its first outlet opened Friday in Aichi Prefecture, about a three-hour drive from Tokyo, offering rice balls from ¥85 ($0.53) and packs of 41 sausages for ¥735, including tax. Quirky discount chain Don Quijote, known as Don Don Donki overseas, is one of Japan’s largest retail empires, popular with tourists and a broad base of domestic shoppers.…