Osamu Koshidaka

Chairman at

High Standard KK

Net worth: 28 M $ as of 2026-07-30

62 year

6 connections

Consumer Services

Consumer Durables

Profile

Osamu Koshidaka is currently the Chairman at High Standard KK since 2014.
He is also a Director at Curves Japan Co. Ltd. and the President & Representative Director at IMO KK since 2013.
Previously, he served as the Chairman at Curves Holdings Co., Ltd. from 2011 to 2018.
He was also the Senior Managing Director & Chief GM-Sales at Koshidaka Holdings Co., Ltd. from 1993 to 2010, and a Senior Managing Director at Koshidaka Co., Ltd.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
CURVES HOLDINGS CO., LTD. 4.99%	2026-02-27	4,682,900 ( 4.99% )	28 M $	2026-07-30

Osamu Koshidaka active positions

Companies	Position	Start
High Standard KK High Standard KK HomebuildingConsumer Durables Constructs residential buildings	Chairman	2014-10-31
Curves Japan Co. Ltd. Curves Japan Co. Ltd. Movies/EntertainmentConsumer Services Operates franchise fitness clubs	Director/Board Member	-
IMO KK	President	2013-08-31

All active positions of Osamu Koshidaka

Former positions of Osamu Koshidaka

Companies	Position	End
Koshidaka Co., Ltd. Koshidaka Co., Ltd. Media ConglomeratesConsumer Services Operates karaoke chains, and public baths	Director/Board Member	-
CURVES HOLDINGS CO., LTD.	Chairman	2018-10-31
KOSHIDAKA HOLDINGS CO., LTD.	Director/Board Member	-

See the detail of Osamu Koshidaka's experience

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Osamu Koshidaka's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

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Linked companies

Private companies	6
Koshidaka Holdings Co., Ltd. Koshidaka Holdings Co., Ltd. RestaurantsConsumer Services Provides karaoke and hot-bath facilities services	Consumer Services
Curves Holdings Co., Ltd. Curves Holdings Co., Ltd. Other Consumer ServicesConsumer Services Operates fitness centers for women's	Consumer Services
Curves Japan Co. Ltd. Curves Japan Co. Ltd. Movies/EntertainmentConsumer Services Operates franchise fitness clubs	Consumer Services
High Standard KK High Standard KK HomebuildingConsumer Durables Constructs residential buildings	Consumer Durables
Koshidaka Co., Ltd. Koshidaka Co., Ltd. Media ConglomeratesConsumer Services Operates karaoke chains, and public baths	Consumer Services
IMO KK