Miki Otsuka

Miki Otsuka

Director/Board Member at WDB HOLDINGS CO., LTD.

Net worth: 6 M $ as of 2026-08-30

62 year
Commercial Services
Consumer Services
Health Technology

Profile

Miki Otsuka is currently the Chairman at Medfiles Oy Ltd. and the Senior Managing Director at WDB Holdings Co., Ltd. They also hold positions as Director at WDB Systems Co., Ltd., Middle Career Co., Ltd., WDB Business Succession Partners Co., Ltd., Postdoc Style Co., Ltd., WDB Singapore Pte Ltd., Densuke Systems Co., Ltd., WDB University Co., Ltd., WDB Kougaku Co.,Ltd., WDB Doppo Co., Ltd., WDB Co., Ltd. (New), President & Representative Director at Cobridge Co., Ltd., and Director at Nezot Co., Ltd. Ms. Otsuka previously held positions as Director at WDB Eureka Co., Ltd., Director at WDB Functional Chemistry Co., Ltd., Director at WDB Medical Co., Ltd., Director at WDB ICO Co., Ltd. (Japan), and Director at Umino Co., Ltd. They obtained a graduate degree from Kobe University in 2009 and an undergraduate degree from Kobe City University of Foreign Studies in 1986.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2026-03-30 480,000 ( 2.39% ) 6 M $ 2026-08-30

Miki Otsuka active positions

CompaniesPositionStart
WDB HOLDINGS CO., LTD. Director/Board Member 1996-09-30
Chairman 2017-02-28
President 2017-05-31
WDB Co., Ltd. (New)
Director/Board Member 2011-10-31
Director/Board Member 2013-02-28
WDB Kougaku Co.,Ltd.
Director/Board Member 2012-11-30
WDB University Co., Ltd.
Director/Board Member 2012-03-31
WDB Doppo Co., Ltd.
Director/Board Member 2011-05-31
WDB Singapore Pte Ltd.
Director/Board Member 2011-07-31
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Former positions of Miki Otsuka

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See the detail of Miki Otsuka's experience

Training of Miki Otsuka

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

Connections

34

1st degree connections

21

1st degree companies

Male

Female

Members of the board

Executives

Linked companies

Private companies21

Commercial Services

Health Technology

Consumer Services

Consumer Services

WDB Systems Co., Ltd.

Middle Career Co., Ltd.

WDB Eureka Co., Ltd.

WDB Functional Chemistry Co., Ltd.

WDB Medical Co., Ltd.

Commercial Services

Umino Co., Ltd.

WDB Business Succession Partners Co., Ltd.

Postdoc Style Co., Ltd.

WDB Singapore Pte Ltd.

Technology Services

WDB University Co., Ltd.

WDB Kougaku Co.,Ltd.

WDB Doppo Co., Ltd.

WDB Co., Ltd. (New)

Commercial Services

Nezot Co., Ltd.

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