Marubeni Group

Company Profile
iSigma Capital CorporationOtemachi 1st Square West Tower 2F, 1-5-1, Otemachi, Chiyoda-ku, Tokyo 100-0004, japan
TEL : +81 3-6206-3210(Rep.)
FAX : +81 3-3201-5620


  • CEO & Representative Director
    • Akihiko Watanabe (Joined the Company in April 2018: seconded from Marubeni Corporation)
  • Director/Senior Managing Executive Officer/Vice Chief Investment Officer of iSigma Business Advancement Fund II
    • Hirotaka Hino (Joined the Company in October 2019: seconded from Marubeni Corporation)
  • Director/Executive Officer/Administration Group Manager
    • Masaru Satonaka (Joined the Company in April 2021: seconded from Marubeni Corporation)
  • Executive Officer/Compliance Officer
    • Ryusuke Maekawa (Joined the Company in July 2008: prior positions include Fuji Bank, Ltd. and Mizuho Securities)

Fund and Business Investment Group

  • EVP
    • Eriko Hoshino (LL.M School of Law, Boston University: Joined the Company in October 2007: prior positions include GE commercial finance and Nippon Credit Bank)
    • Daisuke Nakamura (Joined the Company in September 2011: prior positions include Risa Partners and Sumitomo Mitsui Banking Corporation)
    • Yuki Ono (Certified Public Accountant: joined the Company in September 2014: prior positions include KPMG AZSA and Nomura Securities)
  • SVP
    • Akira Yorisue (Joined the Company in January 2008)
    • Mizuki Watanabe (Joined the Company in July 2018: prior positions include Mizuho FG and Innovation Network Corporation of Japan)
    • Koji Takaoka (Joined the Company in February 2020: prior positions include Daiwa Securities SMBC Principal Investments, Japan Industrial Partners)
  • VP
    • Akihiko Suzuki (Joined the Company in April 2013: prior positions include PricewaterhouseCoopers)
    • Keisuke Nakatsu (Joined the Company in November 2013: prior positions include Tohmatsu Consulting (currently, Deloitte Tohmatsu Consulting))
    • Kenta Nakajima (Joined the Company in December 2016: prior positions include Deloitte Tohmatsu Consulting)
  • Associate
    • Kiichi Otsuka (Joined the Company in August 2019: prior positions include SMBC Nikko Securities and Deloitte Tohmatsu Financial Advisory)
    • Takahiro Akaba (Joined the Company in December 2019: prior positions include Accenture)
    • Takahiro Imamura (Joined the Company in April 2020: seconded from Marubeni Corporation)
    • Shotaro Fujii (Joined the Company in April 2020: seconded from Sompo Japan Insurance)
    • Hiroki Saito (Joined the Company in November 2020: seconded from Marubeni Corporation)