Marubeni Group

Company Profile
iSigma Capital CorporationMETLIFE Kanda-Nishikicho Building, 7th Floor 3-23 Kanda Nishiki-cho, Chiyoda-ku, Tokyo 101-0054
Tel: +81 3-3518-4140 (Rep.)


  • CEO & Representative Director
    • Akihiko Watanabe (Joined the Company in April 2018: seconded from Marubeni Corporation)
  • Director/Managing Executive Officer/Administration Group Manager
    • Kazuhiro Shigeta (Joined the Company in April 2017: 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)
  • Executive Officer/Vice Chief Investment Officer of iSigma Business Advancement Fund ┬áII
    • Yasuhiko Watanabe (MBA Tuck School of Business, Dartmouth College: Joined the Company in April 2013: prior positions include General Manager, Lease and Fund Business Section, Marubeni Corporation)

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)
  • 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))
    • Yoshinori Ito (Joined the Company in October 2017: prior positions include Deloitte Tohmatsu Financial Advisory)
    • Kenji Yamaguchi (Joined the Company in April 2016: seconded from Sompo Japan Nipponkoa Insurance)
    • Kenta Nakajima (Joined the Company in December 2016: prior positions include Deloitte Tohmatsu Consulting)
  • Associate
    • Mizuki Kezuka (Joined the Company in April 2017: seconded from Marubeni Corporation)