Board of Directors As of March 2018


  • CEO, Chairman of the Board and President, Founder and Group CEO

    Masatoshi Kumagai

  • Deputy CEO, Deputy to Group CEO

    Masashi Yasuda

  • Deputy CEO, Deputy to Group CEO

    Hiroyuki Nishiyama

  • Deputy CEO

    Issei Ainoura

  • Managing Director

    Tadashi Ito

  • Managing Director

    Hirofumi Yamashita

  • Executive Director

    Toshiaki Horiuchi

  • Executive Director

    Katsumi Arisawa

  • Board of Directors

    Teruhiro Arai

  • Board of Directors

    Kentaro Sato

  • Board of Directors

    Kimihiro Kodama

  • Board of Directors

    Ichiro Chujo

  • Board of Directors

    Makoto Hashiguchi

  • Board of Directors

    Atsuko Fukui

  • Board of Directors

    Takehito Kaneko

  • Board of Directors

    Yasuo Hayashi

Company Auditors

  • Board of Directors Audit Committee

    Masahiro Muto

  • Board of Directors Audit Committee, CPA

    Keigo Ogura

  • Board of Directors Audit Committee, CTA

    Takashi Gunjikake

  • Board of Directors Audit Committee, Solicitor

    Kaname Masuda


  • Technology Advisor

    (Japan Android Group, Honorary chairman
    Marulec+MaruLabo, representativ)

    Fujio Maruyama

    Born in Odate City, Akita Prefecture. Graduated from Tokyo University, Education Faculty. Doctorate in Social Science Research, Hitotsubashi University, Wakkanai Hokusei Gakuen University, Professor. Wakkanai Hokusei Gakuen University, first president. Waseda University, Information Production Systems Research, Professor
    Doctorate in Social Science Research, Hitotsubashi University
    Future University Hakodate, Information Faculty Professor (Special Appointment)
    Japan Java Users Group, Founding Chairman. Japan Android Group, Founding Chairman. Cloud Research, representativ

  • Special Advisor

    Academic History

    Hideyuki Negoro

    Associate professor at the Harvard University Medical Faculty, University of Paris Medical Faculty, and University of Milan, Board Member and Professor at the Graduate School of Project Design.
    Affiliation andAdvisory Roles
    Internal Medicine Specialist - Japanese Society of Internal Medicine, Advisor - Japanese Society of Anti-Aging Medicine, Advisor on Japan - American Academy of Anti-Aging Medicine, Advisor - Tokyo Marine Nichido, Advisor - Dentsu.

    Doctor Negoro's specializations include internal medicine, anti-aging medicine, gene therapy,longevity gene therapy, and aesthetic internal medicine. Conducting research at 5 universities worldwide, Doctor Negoro is active in world leading clinical research and medical training. He is also the author of several best-selling books including Shintai Kakumei - Sekai Saisentan Anti-Aging Hosoku (The Body Revolution - World Leading Antiaging Techniques) and Netteiru Uchi ni Byoki ni Naranai Karada wo Tsukuru Hon (Building defense against sickness while you sleep), both published by Kadogawa Marketing.

  • Special Advisor

    Masakazu Iwakura

    April 1987 Dai-ichi Tokyo Bar Association registration Joined Nishimura Law Office (now Nishimura & Partners).April 2004 Professor, Law Faculty, Hitotsubashi University.April 2006 Professor, Graduate School of International Corporate Strategy, Hitotsubashi University.June 2011 Appointed External Auditor, Imperial Hotel.

  • Special Advisor

    Motohide Yoshikawa

    Graduated from the International Christian University(ICU)College of Liberal Arts.
    Joined the Ministry of Foreign Affairs in 1974.
    Served at Spain, Argentina, United Kingdom, OECD, Thailand and United Nations(NY), and held such posts as Director-General of the Middle Eastern and African Affairs Bureau of the Ministry, Ambassador to Spain, Special Representative for Afghanistan and Pakistan,Ambassador to the OECD and Ambossador to the United Nations.Retired from Diplomatic Service in 2016.Distinguished Professor at the ICU from 2017.
    Speaks Japanese,English,Spanish and French.