First in a five-part series exploring how Japan and its East Asian neighbors are separately handling five common issues

2010 was another year of a humiliating setbacks for Japan as blue-chip companies kept losing share in key markets and China finally surpassed it as the world's second-largest economy.

The long-term outlook is not bright for Japan Inc. Companies in South Korea are rapidly increasing their presence in the world as the Japanese market shrinks while its population ages.