Five years after Detroit filed the largest municipal bankruptcy in U.S. history, restructuring its obligations in the face of nearly $18 billion in debts, the city's economic recovery is starting to pick up momentum through efforts to fill vacant homes and rebuild the once-desolate downtown area.Japan, which is witnessing depopulation on a mass scale due to its aging society and low birthrate, could learn by example a model for revitalization of fallen communities, experts say.The iconic Midwestern city, known as the hometown of General Motors Co. and the birthplace of Motown Records, has s…READ FULL ARTICLE