With Debevoise & Plimpton, New York, 1993-1994 and Arnold & Porter, Washington, D.C., 1994-1995. Lecturer in Law (International Taxation), St. Paul's (Rikkyo) University, 1992-1993 and 1996-1998; Lecturer in Law (International Taxation), Yokohama National University Graduate School, 1996—; Lecturer in Law (International Transactions and Commercial Law), Hokkaido University Graduate School, 1997—; Lecturer, Hitotsubashi University School of Law, 2004—. Committee Member, Independent Software Vendor Capital Funding Environment Committee at the Information - Technology Promotion Agency, Japan, 1996-1997. Committee Member, the Intellectual Property Committee on Research and Analysis Regarding Protection of Trademarks on the Internet at the Institute of Intellectual Property, Japan, 1999-2000. Committee Member, the Intellectual Property Committee on Research and Analysis Regarding Adjustment between the global nature of the Internet and territorial nature of Trademarks for Protection of Trademarks on the Internet, Institute of Intellectual Property, Japan, 2000-2001; Committee Member, Contents Financing Committee, Ministry of Economy, Trade and Industry of Japan, 2002-2003; Committee Member, Intellectual property Rights Distribution Committee, Industrial Structure Council, Ministry of Economy, Trade and Industry of Japan, 2003—. Statutory Auditor: Sansui Electric Co., Ltd., 1990-1991; Japan Sports Advancement Lottery, Ltd. 2000—; Jet Securities, Inc. 2000-2009; Outside Director, Kakaku.com, Inc., 2009-2010; Outside Statutory Auditor, GMO Internet, Inc., 2010—; Outside Director, NIDEC CORPORATION, 2010Outside Director, NIDEC CORPORATION. Editorial Advisory Board, The Multimedia Law Report. Author: "Multimedia Law in Japan," The Multimedia Law Report, Vol. 1, No. 5, (U.S.), 1995. Co-Author: Japan Chapter in The Morgan Grenfell Handbook of International Mergers and Acquisitions, (U.K.), 1988; Japan Chapter in Computer Software Protection Law, BNA Book (U.S.), 1990 and 1991; "Current Developments of Derivative Actions in Japan," International Bar Association Asia Pacific Forum Newsletter, 1993; "Recent Liberalization of Telecommunications Business in Japan: New Business Opportunities for Foreign Investors," International Bar Association Asia Pacific Forum Newsletter, Vol. 3, No. 1, 1995; "Recent Removal of a Bar to Bank Holding Companies in Japan," International Bar Association Asia Pacific Forum Newsletter, 1998; "Termination of Franchise Agreements and Distribution Agreements in Japan," Franchising and Distribution Law, (U.K.), 1989.