Company / Group

Corporate Information

Audit & Supervisory Board Member (Full-Time)

Megumi Koyama

Date of Birth: July, 7, 1970

Career Summary

  • April 1993

    Joined Kataoka & Co., Ltd.

  • September 2001

    Joined Internet Security Systems K.K. (Current IBM Japan, Ltd.)

  • August 2009

    Joined the Company

  • September 2019

    Open House Texas Realty & Investments, LLC., Seconded

  • October 2024

    General Manager of Accounting Department, Corporate Management Division, of the Company

  • December 2024

    Audit & Supervisory Board Member (Full-Time) of the Company (current position)