External Director and Audit and Supervisory Committee Member
						Satoshi Yaginuma
- 1990
 - Joined KOKUSAI Securities Co., Ltd. (now Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.)
 
- 1995
 - Joined MEX Co., Ltd.
 
- 1997
 - Joined FORVAL CORPORATION
 
- 2000
 - Joined SOFTBRAIN Co., Ltd
 
- 2005
 - Executive Officer of SOFTBRAIN Co., Ltd
 
- 2006
 - Director of Seer Insight Security Co., Ltd.
 
- 2008
 - Director of REALIT Co., Ltd.
 
- 2011
 - Joined Fidec Corp. (now Accretive Co., Ltd.)
 
- 2012
 - Standing Auditor of SOFTBRAIN Co., Ltd.(current position)
 
- 2020
 - Auditor of VECTOR INC.
 
- 2025
 - External Director and Audit and Supervisory Committee Member(current position)
 
