General Information

Company Name

CellGenTech, Inc.

Head Office

Chiba-dai Inohana Innovation Plaza #208, 1-8-15, Inohana, Chuo-ku,

Chiba-city, Chiba 260-0856 Japan Map

Research Lab and CPC

Fax:+81-43-441-4121

Tokyo Office

Nihonbashi Life Science Building 7, 8th Floor, 1-9-10 Nihonbashi-Horidomecho, Chuo-ku,

Tokyo 103-0012 Japan Map

Management Members

Masayuki Aso - CEO & President
Joined Eisai Co., Ltd. in 1981, and was in charge of product planning for pharmaceutical business. Was involved in postmarketing surveilance and clinical developments.
Joined AnGes MG, Inc. in 2001, and was engaged in debvelopments of nucleic acid drugs and gene therapy in charge of clinical developments and business planning.
Founded CellGenTech, Inc. in 2003, and assumed CEO & President.

Tetsuya Mishima - Director
Joined AGC Inc.（formerly known as Asahi Glass Co., Ltd.）in 1987
Joined the Investment Banking Division of Bank of America in 2000.
Took part in the establishment of Watervein Partners in 2002, and became a Venture Partners of the Company (He is still in tenure of this position at present.)
Joined CellGenTech, Inc. and became a Director.

Yoshitaka Tanaka Ph.D. - Director
Joined ZACROS Corporation（formerly known as FUJIMORI KOGYO CO., LTD.）as Deputy Division Manager, Medical Solutions Specialist, Regenerative Medicine (present post) in 2024
Joined CellGenTech, Inc. as a Director in 2024.

Toshihiro Ii - Director
Joined Shimadzu Diagnostics Corporation（formerly known as Nissui Pharmaceutical Co., LTD.）as General Manager (present post) in 2025
Joined CellGenTech, Inc. as a Director in 2025.

Hiromu Hara Ph.D. - Auditor
Joined Astellas Pharma Inc.（formerly known as Yamanouchi Pharmaceutical Co., Ltd.）in 1984, and was engaged in new drug discovery, Corporate Planning and Intellectual Property.
Joined Seikagaku Corporation in 2007
Joined API Corporation in 2013
Joined CellGenTech, Inc. as an Auditor in 2018.

Kazuo Hirai - Auditor
Joined Eisai Co., Ltd. in 1981
Joined Sunplanet Co., Ltd. as CEO (present post) in 2014
Joined CellGenTech, Inc. as an Auditor in 2023.

shigeki Tsuda - Auditor
Joined the Ministry of Health and Welfare in 1983
Dispatch to the OECD (Organisation for Economic Co-operation and Development, Paris) in 1989
Seconded to the PMDA (Pharmaceuticals and Medical Devices Agency) in 2004
Joined the PMRJ（Pharmaceutical and Medical Device Regulatory Science Society of Japan ）in 2007
Appointed Managing Director of PMRJ in 2009
Joined CellGenTech, Inc. as an Advisor in 2022
Joined CellGenTech, Inc. as an Auditor in 2025.

Kunio Yasunaga Ph.D. - R&D Dept.General Manager
Joined Astellas Pharma Inc.（formerly known as Yamanouchi Pharmaceutical Co., Ltd.）in 1991
Joined YL Biologics Limited in 2019
Joined CellGenTech, Inc. in 2021.