Yo Yamaguchi is a corporate affiliate visiting fellow at Shorenstein APARC for 2005-06. Prior to joining Shorenstein APARC, he has been with Sumitomo Corporation for seven years. He currently serves as senior staff in the net business department, which is responsible for incubating, developing, and investing in the business-to-consumer (B2C) and business-to-business (B2B) sectors of the e-marketing andmedia contents business areas. Yamaguchi completed his undergraduate study at Keio University in Tokyo where he majored in politics, with a focus on China.