Toshifumi Suzuki, the man widely revered as the father of Japan’s convenience-store industry, died of heart failure on 18 May at his home in Tokyo, his company Seven & i Holdings announced. He was 93. In a single generation, Suzuki took an ailing American franchise and transformed it into a ubiquitous global presence, with more than 80,000 7-Eleven outlets spread across 19 countries. His passing marks the end of a remarkable career that reshaped not only Japan’s retail landscape but also the daily rhythms of millions who rely on “konbini” for everything from freshly made onigiri to bill payments.

Suzuki’s path to retail renown began far from shop floors. Born in Nagano prefecture in 1932, he graduated from Chuo University in 1956 and first worked in book distribution before joining the supermarket chain Ito-Yokado in 1963. There, with the backing of founder Masatoshi Ito, he defied widespread scepticism to secure a licensing deal with the Dallas-based Southland Corporation in 1973, bringing the 7-Eleven format to Japan. The first store opened in Tokyo in 1974. What set Suzuki apart was his early, almost obsessive reliance on data: he built a franchise model that used point-of-sale information to tailor inventory to each neighbourhood, swapping generic stock for onigiri, bento boxes and other ready-to-eat meals that turned over at speed.

The cultural footprint of his vision extended well beyond balance sheets. Viewed from Tokyo, the konbini became as essential to civic infrastructure as the post office, while in Southeast Asia and South Korea the model he perfected was emulated by local chains. The most unlikely testament to his reach came in the age of social media, when the humble egg sandwich — the “Egg Sando” — became an internet sensation, with a German television personality famously scouring Berlin shops for an authentic version. Such moments underscored how a retail format, born in 1920s Texas and reimported via Japanese rigour, could acquire a global cultural currency.

The most striking chapter of the 7-Eleven story, however, was Suzuki’s reversal of the parent-child relationship with America. In the 1990s, as Southland faced bankruptcy, it was Suzuki’s Ito-Yokado that stepped in to acquire a controlling stake, eventually making the US headquarters a subsidiary of the Japanese group. Seen from Washington or Dallas, the episode became a symbol of Japan’s corporate revival and a rare instance of a franchisee rescuing its creator. By the time he stepped down as chairman in 2016, Suzuki had built Seven & i Holdings into a global conglomerate encompassing not just convenience stores but supermarkets and department stores.

Analysts in London and New York note that Suzuki’s death comes at a delicate juncture. The domestic convenience store market, which he pioneered, is saturated and faces labour shortages and a shift to online shopping. Meanwhile, Seven & i Holdings has become a takeover target, with Canada’s Alimentation Couche-Tard making unsolicited approaches that test the defensive resolve of Japanese management. The challenge for his successors will be to preserve the obsessive attention to local detail and food quality that built the empire, while finding new growth in a world where the corner store no longer has the street to itself.