The Dai-Ichi Kangyo Bank, Ltd.(Current: Mizuho Bank, Ltd), 1986

Senior manager, Asahi Arthur Andersen Corp,2000

Director of Financial Strategy Department, BearingPoint, Inc.(current: PricewaterhouseCoopers), 2002

EVP Transaction Advisory supervisor, American Appraisal Japan,2006

Managing Director, Huron Consulting Group Inc, 2007

CEO & Manging Director, Aifas Inc, 2010

CEO, ACT Global Co., Ltd. 2011-

Corporate Advisor, Quantum Accounting, Inc., 2021-Curent