Kenkichi Kosakai

Director/Board Member at DAI-DAN CO., LTD.

72 year

Process Industries

Technology Services

Health Technology

Profile

Kenkichi Kosakai is an Independent Outside Director at Nomura Research Institute Ltd. since 2025 and at DAI-DAN Co., Ltd. since 2021.
Former positions include Director at Mitsubishi Chemical Corp.
(Old), Director at Tanabe Pharma Corp.
in 2015, Director at Mitsubishi Chemical Corp.
from 2015 to 2017, Director at Nippon Sanso Holdings Corp., Director at Mitsubishi Plastics, Inc., and Director & Representative Executive Vice President at Mitsubishi Chemical Group Corp.
from 2017 to 2019.

Kenkichi Kosakai active positions

Companies	Position	Start
DAI-DAN CO., LTD.	Director/Board Member	31/05/2021
NOMURA RESEARCH INSTITUTE, LTD.	Director/Board Member	31/05/2025

All active positions of Kenkichi Kosakai

Former positions of Kenkichi Kosakai

Companies	Position	End
MITSUBISHI CHEMICAL GROUP CORPORATION	Director/Board Member	24/06/2019
Mitsubishi Chemical Corp. Mitsubishi Chemical Corp. Chemicals: Major DiversifiedProcess Industries Manufactures chemical products	Director/Board Member	28/02/2017
MITSUBISHI TANABE PHARMA CORPORATION	Chief Tech/Sci/R&D Officer	03/01/2013
NIPPON SANSO HOLDINGS CORPORATION	Director/Board Member	-
Mitsubishi Chemical Corp. (Old) Mitsubishi Chemical Corp. (Old) Chemicals: SpecialtyProcess Industries Manufactures pharmaceutical intermediates and ingredients	Director/Board Member	-

See the detail of Kenkichi Kosakai's experience

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Kenkichi Kosakai's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	8
Nomura Research Institute Ltd. Nomura Research Institute Ltd. Information Technology ServicesTechnology Services Provides financial and industrial IT, infrastructure and consulting services	Technology Services
Mitsubishi Chemical Corp. (Old) Mitsubishi Chemical Corp. (Old) Chemicals: SpecialtyProcess Industries Manufactures pharmaceutical intermediates and ingredients	Process Industries
Mitsubishi Tanabe Pharma Corp. Mitsubishi Tanabe Pharma Corp. Pharmaceuticals: MajorHealth Technology Manufactures and sells pharmaceutical products	Health Technology
Mitsubishi Chemical Corp. Mitsubishi Chemical Corp. Chemicals: Major DiversifiedProcess Industries Manufactures chemical products	Process Industries
Nippon Sanso Holdings Corp. Nippon Sanso Holdings Corp. Chemicals: SpecialtyProcess Industries Produces various kinds of industrial gases including oxygen, argon and nitrogen	Process Industries
Mitsubishi Plastics, Inc. Mitsubishi Plastics, Inc. Chemicals: SpecialtyProcess Industries Manufactures and sells resin and plastic products	Process Industries
DAI-DAN Co., Ltd. DAI-DAN Co., Ltd. Engineering & ConstructionIndustrial Services Designs and constructs electrical, air conditioning, plumbing and sanitary facilities	Industrial Services
Mitsubishi Chemical Group Corp. Mitsubishi Chemical Group Corp. Chemicals: Major DiversifiedProcess Industries Operates as an investment holding company which includes the development of group strategies and allocation of financial resources	Process Industries