Ji Ka Matlab Batao (Y) and a guest (D) from the Tokyo International Center in Tokyo The two companies are working on a plan that, if successfully implemented, could raise $5 billion a year on the $52 billion worth of retail retail space in the United States — an effective retail giant with a 12 percent stake in Walgreens. But Walgreens has already expressed ambivalence, and in an interview last summer, CEO Nicki Onda told reporters in New York that its U.S. headquarters would not be finished before 2017. Onda insisted that one of its main challenges is the U.S. “the environment,” and how that will affect its growth.