Busium Japan(Tokyo, Japan)
April 2005 - November 2005
Castalia Co., Ltd.(Tokyo, Japan)
January 2005 - October 2011
Castalia Co. Ltd. (Headquarters: Tokyo, Japan / Representative Director: Satoshi Yamawaki) produces educational digital content solutions and operates web media for learning, under the concept of "Mobile & Social". Castalia offers a new and educational communication channel between content-providing corporations/educational institutes and individuals, contributing in further enhancing their significance.
Executive Vice President, Founder
Busium(New York, NY USA)
May 2000 - March 2005
Director, Marketing and Sales
US Japan Business News(New York, NY USA)
July 1997 - April 2000
Radio Pacific Japan(Los Angeles, CA, USA)
March 1997 - June 1997
Academy Shuppan Inc.
May 1991 - March 1996
Publisher for English language learning media and novel.